[ 284.009350][ T31] audit: type=1400 audit(283.940:58): avc: denied { read write } for pid=3090 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 [ 284.011355][ T31] audit: type=1400 audit(283.940:59): avc: denied { open } for pid=3090 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]:19044' (ED25519) to the list of known hosts. [ 323.265331][ T31] audit: type=1400 audit(323.190:60): avc: denied { execute } for pid=3107 comm="sh" name="syz-executor3108274570" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 323.285370][ T31] audit: type=1400 audit(323.210:61): avc: denied { execute_no_trans } for pid=3107 comm="sh" path="/syz-executor3108274570" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 324.075002][ T31] audit: type=1400 audit(324.000:62): avc: denied { execmem } for pid=3107 comm="syz-executor310" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 324.114990][ T31] audit: type=1400 audit(324.040:63): avc: denied { prog_load } for pid=3108 comm="syz-executor310" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 324.115397][ T31] audit: type=1400 audit(324.040:64): avc: denied { bpf } for pid=3108 comm="syz-executor310" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 324.115734][ T31] audit: type=1400 audit(324.040:65): avc: denied { perfmon } for pid=3108 comm="syz-executor310" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 324.260499][ T31] audit: type=1400 audit(324.180:66): avc: denied { prog_run } for pid=3108 comm="syz-executor310" 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 [ 420.870421][ C1] hrtimer: interrupt took 23308432 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 873.512614][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 873.524209][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.527800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.529072][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.530212][ T32] Workqueue: events bpf_prog_free_deferred [ 873.532093][ T32] Call trace: [ 873.532933][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.533684][ T32] r10:8291a684 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:83236000 [ 873.534257][ T32] r4:83236000 [ 873.534732][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.535293][ T32] r5:83236000 r4:8291a680 [ 873.535675][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.536328][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.536976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 873.537477][ T32] r4:00000000 [ 873.537815][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.538726][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.546835][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.549186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c3a40 [ 873.549706][ T32] r4:00000000 [ 873.550048][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.550530][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 873.550971][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.551612][ T32] r5:00001000 r4:dfb9d000 [ 873.551974][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.552611][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.553168][ T32] r5:84379f8c r4:84379c00 [ 873.553524][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.554077][ T32] r7:dddced80 r6:83018000 r5:84379f8c r4:830b8400 [ 873.554501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.555015][ T32] r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.555509][ T32] r4:830b8400 [ 873.555835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.556372][ T32] r10:00000000 r9:830b8400 r8:80287e08 r7:df819e48 r6:830b8480 r5:83236000 [ 873.556818][ T32] r4:00000001 [ 873.557203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.557817][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 873.558347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.559224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.559764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.560245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.560853][ T32] r4:830b51c0 [ 873.561664][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.562253][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.563268][ T32] Workqueue: events bpf_prog_free_deferred [ 873.563870][ T32] Call trace: [ 873.564380][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.564902][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.565481][ T32] r4:00000000 [ 873.565794][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.566270][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.566680][ T32] 1d20: adac4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.567255][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.569061][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.569495][ T32] r5:80050013 r4:80239bb0 [ 873.569876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.570462][ T32] r4:82ac21e4 [ 873.570778][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.571304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.571792][ T32] r4:dff71dc0 [ 873.572144][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.572672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.573106][ T32] r4:00000000 [ 873.573427][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.573930][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.574476][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.575003][ T32] r5:00001000 r4:dfb07000 [ 873.575351][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.579059][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.579596][ T32] r5:8455378c r4:84553400 [ 873.579934][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.580517][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.580901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.581414][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.581924][ T32] r4:8483a980 [ 873.582314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.582835][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.583331][ T32] r4:00000001 [ 873.583656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.584112][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.584557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.585017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.586809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.588973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.589395][ T32] r4:84839400 [ 873.589962][ T32] INFO: task kworker/0:4:3046 blocked for more than 450 seconds. [ 873.590449][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.590881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.591323][ T32] task:kworker/0:4 state:D stack:0 pid:3046 tgid:3046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.592029][ T32] Workqueue: events bpf_prog_free_deferred [ 873.592782][ T32] Call trace: [ 873.593329][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.593814][ T32] r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:84543000 [ 873.594254][ T32] r4:84543000 [ 873.594606][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.595125][ T32] r5:84543000 r4:8291a680 [ 873.595465][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.598681][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.605335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 873.609111][ T32] r4:00000000 [ 873.609504][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.609987][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.610484][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.610943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84832280 [ 873.611393][ T32] r4:00000000 [ 873.611703][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.612329][ T32] r9:83018005 r8:84543000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 873.612800][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.613344][ T32] r5:00001000 r4:e00e9000 [ 873.613720][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.614229][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.614965][ T32] r5:84901f8c r4:84901c00 [ 873.615335][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.615950][ T32] r7:dddced80 r6:83018000 r5:84901f8c r4:847d1080 [ 873.616377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.616883][ T32] r10:61c88647 r9:84543000 r8:847d10ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.617321][ T32] r4:847d1080 [ 873.617649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.618138][ T32] r10:00000000 r9:847d1080 r8:80287e08 r7:df841e60 r6:84795300 r5:84543000 [ 873.619170][ T32] r4:00000001 [ 873.619647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.620125][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 873.620570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.621000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.621494][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.621910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.622329][ T32] r4:84309ec0 [ 873.625461][ T32] INFO: task kworker/0:4:3046 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.629117][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.630092][ T32] Workqueue: events bpf_prog_free_deferred [ 873.630694][ T32] Call trace: [ 873.631168][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.631741][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.632196][ T32] r4:00000000 [ 873.632599][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.633091][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.633473][ T32] 1d20: ae9b9000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.633962][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.634436][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.634801][ T32] r5:80050013 r4:80239bb0 [ 873.635144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.658836][ T32] r4:82ac21e4 [ 873.659090][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.659255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.659299][ T32] r4:dff71dc0 [ 873.659358][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.659421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.659446][ T32] r4:00000000 [ 873.659467][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.659519][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.659581][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.659640][ T32] r5:00001000 r4:dfb07000 [ 873.659664][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.659726][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.659777][ T32] r5:8455378c r4:84553400 [ 873.659800][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.659852][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.659876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.659924][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.659948][ T32] r4:8483a980 [ 873.659968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.660016][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.660039][ T32] r4:00000001 [ 873.660059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.660113][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.660151][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.660182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.660373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.660449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.660490][ T32] r4:84839400 [ 873.660745][ T32] INFO: task kworker/1:0:3110 blocked for more than 450 seconds. [ 873.660791][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.660820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.660844][ T32] task:kworker/1:0 state:D stack:0 pid:3110 tgid:3110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.660904][ T32] Workqueue: events bpf_prog_free_deferred [ 873.660956][ T32] Call trace: [ 873.660991][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.661046][ T32] r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000013 r6:df9a9d8c r5:84156000 [ 873.661070][ T32] r4:84156000 [ 873.661091][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.661135][ T32] r5:84156000 r4:8291a680 [ 873.661156][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.661195][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.661239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 [ 873.661261][ T32] r4:00000000 [ 873.661281][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.661335][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.661375][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.661446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9b00 [ 873.661498][ T32] r4:00000000 [ 873.661524][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.661586][ T32] r9:83018205 r8:84156000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 873.661612][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.661659][ T32] r5:00001000 r4:dfa33000 [ 873.661681][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.661722][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.661765][ T32] r5:852df78c r4:852df400 [ 873.661785][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.661833][ T32] r7:ddde2d80 r6:83018200 r5:852df78c r4:84795800 [ 873.661855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.661902][ T32] r10:61c88647 r9:84156000 r8:8479582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.661926][ T32] r4:84795800 [ 873.661946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.661995][ T32] r10:00000000 r9:84795800 r8:80287e08 r7:eaf51e60 r6:84795a00 r5:84156000 [ 873.662019][ T32] r4:00000001 [ 873.662038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.662076][ T32] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 873.662103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.662132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.662160][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.662189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.662225][ T32] r4:8338ea40 [ 873.662553][ T32] INFO: task kworker/1:0:3110 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.662595][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.662656][ T32] Workqueue: events bpf_prog_free_deferred [ 873.662729][ T32] Call trace: [ 873.662800][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.662896][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.662923][ T32] r4:00000000 [ 873.662944][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.662987][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.663017][ T32] 1d20: af95b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.663071][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.663122][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.663154][ T32] r5:80050013 r4:80239bb0 [ 873.663176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.663223][ T32] r4:82ac21e4 [ 873.663263][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.663321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.663372][ T32] r4:dff71dc0 [ 873.663399][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.663444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.663467][ T32] r4:00000000 [ 873.663487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.663536][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.663580][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.663633][ T32] r5:00001000 r4:dfb07000 [ 873.663655][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.663696][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.663742][ T32] r5:8455378c r4:84553400 [ 873.663774][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.663829][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.663871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.663925][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.663949][ T32] r4:8483a980 [ 873.663998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.664055][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.664080][ T32] r4:00000001 [ 873.664101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.664138][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.664167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.664197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.664225][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.664255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.664348][ T32] r4:84839400 [ 873.664382][ T32] INFO: task kworker/0:5:3114 blocked for more than 450 seconds. [ 873.664439][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.664489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.664516][ T32] task:kworker/0:5 state:D stack:0 pid:3114 tgid:3114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.664568][ T32] Workqueue: events bpf_prog_free_deferred [ 873.664615][ T32] Call trace: [ 873.664649][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.664701][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:84543c00 [ 873.664746][ T32] r4:84543c00 [ 873.664773][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.664819][ T32] r5:84543c00 r4:8291a680 [ 873.664839][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.664879][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.664923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 873.664947][ T32] r4:00000000 [ 873.664967][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.665004][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.665040][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.665083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc040 [ 873.665108][ T32] r4:00000000 [ 873.665128][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.665174][ T32] r9:83018005 r8:84543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 873.665196][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.665239][ T32] r5:00001000 r4:e0113000 [ 873.665259][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.665305][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.665350][ T32] r5:844b5b8c r4:844b5800 [ 873.665371][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.665417][ T32] r7:dddced80 r6:83018000 r5:844b5b8c r4:847e2200 [ 873.665440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.665502][ T32] r10:61c88647 r9:84543c00 r8:847e222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.665531][ T32] r4:847e2200 [ 873.665551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.665600][ T32] r10:00000000 r9:847e2200 r8:80287e08 r7:ec7a9e60 r6:84795980 r5:84543c00 [ 873.665624][ T32] r4:00000001 [ 873.665643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.665679][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 873.665706][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.665736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.665763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.665792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.665816][ T32] r4:83902840 [ 873.666097][ T32] INFO: task kworker/0:5:3114 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.666156][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.666245][ T32] Workqueue: events bpf_prog_free_deferred [ 873.666300][ T32] Call trace: [ 873.666333][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.666427][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.666472][ T32] r4:00000000 [ 873.666494][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.666538][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.666569][ T32] 1d20: af95b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.666600][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.666627][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.666652][ T32] r5:80050013 r4:80239bb0 [ 873.666678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.666766][ T32] r4:82ac21e4 [ 873.666810][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.666861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.666886][ T32] r4:dff71dc0 [ 873.666908][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.666973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.667015][ T32] r4:00000000 [ 873.667051][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.667105][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.667128][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.667172][ T32] r5:00001000 r4:dfb07000 [ 873.667193][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.667252][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.667318][ T32] r5:8455378c r4:84553400 [ 873.667342][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.667395][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.667417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.667464][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.667487][ T32] r4:8483a980 [ 873.667506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.667582][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.667630][ T32] r4:00000001 [ 873.667655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.667694][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.667721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.667760][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.667792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.667822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.667844][ T32] r4:84839400 [ 873.667870][ T32] INFO: task kworker/0:6:3118 blocked for more than 450 seconds. [ 873.667923][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.667953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.667999][ T32] task:kworker/0:6 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.668078][ T32] Workqueue: events bpf_prog_free_deferred [ 873.668197][ T32] Call trace: [ 873.668242][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.668336][ T32] r10:8291a684 r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:84156c00 [ 873.668408][ T32] r4:84156c00 [ 873.693037][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.693148][ T32] r5:84156c00 r4:8291a680 [ 873.693201][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.693272][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.693340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 873.693367][ T32] r4:00000000 [ 873.693388][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.693425][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.693465][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.693508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84936c80 [ 873.693553][ T32] r4:00000000 [ 873.693608][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.693714][ T32] r9:83018005 r8:84156c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 873.693769][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.693869][ T32] r5:00001000 r4:dfb83000 [ 873.693914][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.694015][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.694110][ T32] r5:844b678c r4:844b6400 [ 873.694154][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.694261][ T32] r7:dddced80 r6:83018000 r5:844b678c r4:847e2280 [ 873.694325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.694425][ T32] r10:61c88647 r9:84156c00 r8:847e22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.694478][ T32] r4:847e2280 [ 873.694531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.694654][ T32] r10:00000000 r9:847e2280 r8:80287e08 r7:ec7a9e60 r6:84795c80 r5:84156c00 [ 873.694717][ T32] r4:00000001 [ 873.694767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.694845][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 873.694921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.694984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.695040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.695102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.695165][ T32] r4:842f4d00 [ 873.695731][ T32] INFO: task kworker/0:6:3118 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.695817][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.695962][ T32] Workqueue: events bpf_prog_free_deferred [ 873.696068][ T32] Call trace: [ 873.696151][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.696305][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.696368][ T32] r4:00000000 [ 873.696416][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.696513][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.696584][ T32] 1d20: afda0000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.696624][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.696665][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.696695][ T32] r5:80050013 r4:80239bb0 [ 873.696718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.696820][ T32] r4:82ac21e4 [ 873.696868][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.696922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.696947][ T32] r4:dff71dc0 [ 873.696967][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.697067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.697119][ T32] r4:00000000 [ 873.697163][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.697265][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.697331][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.697420][ T32] r5:00001000 r4:dfb07000 [ 873.697462][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.697579][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.697690][ T32] r5:8455378c r4:84553400 [ 873.697736][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.697842][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.697910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.698022][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.698069][ T32] r4:8483a980 [ 873.698111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.698211][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.698272][ T32] r4:00000001 [ 873.698330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.718958][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.719099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.719169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.719238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.719322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.719413][ T32] r4:84839400 [ 873.719490][ T32] INFO: task kworker/0:7:3120 blocked for more than 450 seconds. [ 873.719562][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.719614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.719669][ T32] task:kworker/0:7 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.719783][ T32] Workqueue: events bpf_prog_free_deferred [ 873.719907][ T32] Call trace: [ 873.719978][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.720079][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:84542400 [ 873.720106][ T32] r4:84542400 [ 873.720155][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.720212][ T32] r5:84542400 r4:8291a680 [ 873.720235][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.720344][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.720437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 873.720468][ T32] r4:00000000 [ 873.720539][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.720614][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.720670][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.720714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84953400 [ 873.720803][ T32] r4:00000000 [ 873.720848][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.720911][ T32] r9:83018005 r8:84542400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 873.720936][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.720980][ T32] r5:00001000 r4:dfaa1000 [ 873.721002][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.721042][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.721086][ T32] r5:84395f8c r4:84395c00 [ 873.721163][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.721223][ T32] r7:dddced80 r6:83018000 r5:84395f8c r4:847e2300 [ 873.721279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.721431][ T32] r10:61c88647 r9:84542400 r8:847e232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.721479][ T32] r4:847e2300 [ 873.721522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.721579][ T32] r10:00000000 r9:847e2300 r8:80287e08 r7:ec7a9e60 r6:84795c00 r5:84542400 [ 873.721604][ T32] r4:00000001 [ 873.721624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.721671][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 873.721742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.721778][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.721806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.721836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.721859][ T32] r4:848320c0 [ 873.722219][ T32] INFO: task kworker/0:7:3120 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.722294][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.722580][ T32] Workqueue: events bpf_prog_free_deferred [ 873.722675][ T32] Call trace: [ 873.722744][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.722851][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.722938][ T32] r4:00000000 [ 873.722999][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.723085][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.723145][ T32] 1d20: b031f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.723206][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.723260][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.723327][ T32] r5:80050013 r4:80239bb0 [ 873.723422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.723518][ T32] r4:82ac21e4 [ 873.723578][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.723668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.723717][ T32] r4:dff71dc0 [ 873.723760][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.723847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.723896][ T32] r4:00000000 [ 873.723937][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.724028][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.724087][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.724172][ T32] r5:00001000 r4:dfb07000 [ 873.724216][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.724353][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.724457][ T32] r5:8455378c r4:84553400 [ 873.724501][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.724607][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.724669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.724764][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.724819][ T32] r4:8483a980 [ 873.724859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.724940][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.725035][ T32] r4:00000001 [ 873.725148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.725266][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.725305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.725367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.725402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.725435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.725458][ T32] r4:84839400 [ 873.725545][ T32] INFO: task kworker/0:8:3123 blocked for more than 450 seconds. [ 873.725648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.725678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.725700][ T32] task:kworker/0:8 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.725753][ T32] Workqueue: events bpf_prog_free_deferred [ 873.725797][ T32] Call trace: [ 873.725828][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.725879][ T32] r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:841abc00 [ 873.725903][ T32] r4:841abc00 [ 873.725924][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.725967][ T32] r5:841abc00 r4:8291a680 [ 873.725990][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.726030][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.726087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 873.726115][ T32] r4:00000000 [ 873.726138][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.726232][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.726322][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.726411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031cc0 [ 873.726441][ T32] r4:00000000 [ 873.726462][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.726540][ T32] r9:83018005 r8:841abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 873.726568][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.726612][ T32] r5:00001000 r4:df965000 [ 873.726632][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.726671][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.726713][ T32] r5:84900b8c r4:84900800 [ 873.726733][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.726779][ T32] r7:dddced80 r6:83018000 r5:84900b8c r4:847e2380 [ 873.726800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.726848][ T32] r10:61c88647 r9:841abc00 r8:847e23ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.726872][ T32] r4:847e2380 [ 873.726939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.727043][ T32] r10:00000000 r9:847e2380 r8:80287e08 r7:ec7a9e60 r6:84795e00 r5:841abc00 [ 873.727073][ T32] r4:00000001 [ 873.727093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.727130][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 873.727157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.727185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.727212][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.727242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.727264][ T32] r4:84832140 [ 873.727514][ T32] INFO: task kworker/0:8:3123 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.727595][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.727660][ T32] Workqueue: events bpf_prog_free_deferred [ 873.727706][ T32] Call trace: [ 873.727775][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.727829][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.727854][ T32] r4:00000000 [ 873.727873][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.727913][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.727943][ T32] 1d20: b031f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.727973][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.727999][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.728024][ T32] r5:80050013 r4:80239bb0 [ 873.728055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.728102][ T32] r4:82ac21e4 [ 873.728123][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.728166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.728188][ T32] r4:dff71dc0 [ 873.728207][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.728249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.728391][ T32] r4:00000000 [ 873.753119][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.753216][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.753244][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.753307][ T32] r5:00001000 r4:dfb07000 [ 873.753330][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.753372][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.753480][ T32] r5:8455378c r4:84553400 [ 873.753658][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.753715][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.753737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.753852][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.753957][ T32] r4:8483a980 [ 873.754060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.754115][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.754140][ T32] r4:00000001 [ 873.754161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.754200][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.754232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.754262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.754297][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.754329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.754352][ T32] r4:84839400 [ 873.754384][ T32] INFO: task kworker/0:9:3124 blocked for more than 450 seconds. [ 873.754419][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.754443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.754466][ T32] task:kworker/0:9 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.754613][ T32] Workqueue: events bpf_prog_free_deferred [ 873.754665][ T32] Call trace: [ 873.754699][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.754767][ T32] r10:8291a684 r9:df96dd84 r8:00000002 r7:60000113 r6:df96dd8c r5:84579800 [ 873.754826][ T32] r4:84579800 [ 873.754870][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.755021][ T32] r5:84579800 r4:8291a680 [ 873.755047][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.755131][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.755194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df96de08 [ 873.755241][ T32] r4:00000000 [ 873.755307][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.755349][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.755387][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.755431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945d00 [ 873.755454][ T32] r4:00000000 [ 873.755529][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.755579][ T32] r9:83018005 r8:84579800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 873.755601][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.755644][ T32] r5:00001000 r4:dfd55000 [ 873.755663][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.755701][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.755745][ T32] r5:848ba38c r4:848ba000 [ 873.755777][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.755827][ T32] r7:dddced80 r6:83018000 r5:848ba38c r4:847e2400 [ 873.755937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.756044][ T32] r10:61c88647 r9:84579800 r8:847e242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.756072][ T32] r4:847e2400 [ 873.756092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.756139][ T32] r10:00000000 r9:847e2400 r8:80287e08 r7:ec7a9e60 r6:847e2480 r5:84579800 [ 873.756250][ T32] r4:00000001 [ 873.756377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.756430][ T32] Exception stack(0xdf96dfb0 to 0xdf96dff8) [ 873.756458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.756487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.756530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.756564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.756589][ T32] r4:84832280 [ 873.756912][ T32] INFO: task kworker/0:9:3124 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.756946][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.757157][ T32] Workqueue: events bpf_prog_free_deferred [ 873.757253][ T32] Call trace: [ 873.757291][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.757345][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.757370][ T32] r4:00000000 [ 873.757421][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.757468][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.757498][ T32] 1d20: b05c7000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.757617][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.757784][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.757814][ T32] r5:80050013 r4:80239bb0 [ 873.757836][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.757880][ T32] r4:82ac21e4 [ 873.757901][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.757944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.757966][ T32] r4:dff71dc0 [ 873.758001][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.758050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.758078][ T32] r4:00000000 [ 873.758100][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.758147][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.758238][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.758294][ T32] r5:00001000 r4:dfb07000 [ 873.758317][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.758409][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.771570][ T32] r5:8455378c r4:84553400 [ 873.771613][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.771691][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.771715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.771766][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.771790][ T32] r4:8483a980 [ 873.771822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.771881][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.771905][ T32] r4:00000001 [ 873.771981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.772027][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.772099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.772134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.772177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.772235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.772326][ T32] r4:84839400 [ 873.772420][ T32] INFO: task kworker/0:10:3127 blocked for more than 450 seconds. [ 873.772489][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.772541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.772590][ T32] task:kworker/0:10 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.772707][ T32] Workqueue: events bpf_prog_free_deferred [ 873.772801][ T32] Call trace: [ 873.772869][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.772977][ T32] r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:84578c00 [ 873.773025][ T32] r4:84578c00 [ 873.773067][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.773152][ T32] r5:84578c00 r4:8291a680 [ 873.773197][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.773299][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.773390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 873.773436][ T32] r4:00000000 [ 873.773480][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.773555][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.773634][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.773719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493a8c0 [ 873.773766][ T32] r4:00000000 [ 873.773809][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.773908][ T32] r9:83018005 r8:84578c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 873.773935][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.773982][ T32] r5:00001000 r4:dfedf000 [ 873.774006][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.774049][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.774093][ T32] r5:850a878c r4:850a8400 [ 873.774128][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.774235][ T32] r7:dddced80 r6:83018000 r5:850a878c r4:847e2500 [ 873.774262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.774319][ T32] r10:61c88647 r9:84578c00 r8:847e252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.774344][ T32] r4:847e2500 [ 873.774430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.774484][ T32] r10:00000000 r9:847e2500 r8:80287e08 r7:ec7a9e60 r6:847e2580 r5:84578c00 [ 873.774508][ T32] r4:00000001 [ 873.774619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.774685][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 873.774719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.774749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.774776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.774806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.774828][ T32] r4:84832500 [ 873.775154][ T32] INFO: task kworker/0:10:3127 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.775190][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.775252][ T32] Workqueue: events bpf_prog_free_deferred [ 873.775437][ T32] Call trace: [ 873.775571][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.775629][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.775655][ T32] r4:00000000 [ 873.775676][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.775716][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.775745][ T32] 1d20: b089c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.775775][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.775802][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.775872][ T32] r5:80050013 r4:80239bb0 [ 873.775898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.775941][ T32] r4:82ac21e4 [ 873.775981][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.776031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.776055][ T32] r4:dff71dc0 [ 873.776074][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.776171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.776198][ T32] r4:00000000 [ 873.776221][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.776316][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.776345][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.776389][ T32] r5:00001000 r4:dfb07000 [ 873.776439][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.776483][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.776586][ T32] r5:8455378c r4:84553400 [ 873.776613][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.776664][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.776774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.776829][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.776852][ T32] r4:8483a980 [ 873.777074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.777139][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.777166][ T32] r4:00000001 [ 873.777291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.777335][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.777363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.777392][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.777424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.777454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.777478][ T32] r4:84839400 [ 873.777536][ T32] INFO: task kworker/0:11:3128 blocked for more than 450 seconds. [ 873.777571][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.777596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.777617][ T32] task:kworker/0:11 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.777854][ T32] Workqueue: events bpf_prog_free_deferred [ 873.777904][ T32] Call trace: [ 873.777936][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.777985][ T32] r10:8291a684 r9:df975d84 r8:00000002 r7:60000113 r6:df975d8c r5:8457d400 [ 873.778009][ T32] r4:8457d400 [ 873.778142][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.778191][ T32] r5:8457d400 r4:8291a680 [ 873.778212][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.778322][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.778406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df975e08 [ 873.801580][ T32] r4:00000000 [ 873.801636][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.801702][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.801749][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.801793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cac80 [ 873.801830][ T32] r4:00000000 [ 873.801858][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.801909][ T32] r9:83018005 r8:8457d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 873.801932][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.801980][ T32] r5:00001000 r4:dfd73000 [ 873.802014][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.802121][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.802180][ T32] r5:84903f8c r4:84903c00 [ 873.802203][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.802292][ T32] r7:dddced80 r6:83018000 r5:84903f8c r4:847e2600 [ 873.802326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.802378][ T32] r10:61c88647 r9:8457d400 r8:847e262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.802402][ T32] r4:847e2600 [ 873.802631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.802691][ T32] r10:00000000 r9:847e2600 r8:80287e08 r7:df9f5e60 r6:847e2680 r5:8457d400 [ 873.802715][ T32] r4:00000001 [ 873.802736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.802775][ T32] Exception stack(0xdf975fb0 to 0xdf975ff8) [ 873.802911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.802946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.802976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.803017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.803044][ T32] r4:84832800 [ 873.803379][ T32] INFO: task kworker/0:11:3128 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.803417][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.803541][ T32] Workqueue: events bpf_prog_free_deferred [ 873.803599][ T32] Call trace: [ 873.803633][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.803687][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.803712][ T32] r4:00000000 [ 873.803733][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.803774][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.803803][ T32] 1d20: b0d70000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.803832][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.803859][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.803884][ T32] r5:80050013 r4:80239bb0 [ 873.803905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.803947][ T32] r4:82ac21e4 [ 873.803968][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.804011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.804033][ T32] r4:dff71dc0 [ 873.804106][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.804157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.804181][ T32] r4:00000000 [ 873.804306][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.804411][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.804437][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.804484][ T32] r5:00001000 r4:dfb07000 [ 873.804505][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.804564][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.804616][ T32] r5:8455378c r4:84553400 [ 873.804637][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.804686][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.804761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.804874][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.805034][ T32] r4:8483a980 [ 873.805084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.805155][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.805183][ T32] r4:00000001 [ 873.805206][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.805243][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.805280][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.805319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.805424][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.805459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.805485][ T32] r4:84839400 [ 873.805622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.805703][ T32] INFO: task kworker/0:12:3131 blocked for more than 450 seconds. [ 873.805743][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.805789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.805914][ T32] task:kworker/0:12 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.805969][ T32] Workqueue: events bpf_prog_free_deferred [ 873.806048][ T32] Call trace: [ 873.806152][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.806204][ T32] r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:8457c800 [ 873.806227][ T32] r4:8457c800 [ 873.806249][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.806331][ T32] r5:8457c800 r4:8291a680 [ 873.806385][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.806430][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.806476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 873.806499][ T32] r4:00000000 [ 873.806520][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.806555][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.806589][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.806631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ea000 [ 873.806653][ T32] r4:00000000 [ 873.806673][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.806718][ T32] r9:83018005 r8:8457c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 873.806740][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.806859][ T32] r5:00001000 r4:dfa1f000 [ 873.806962][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.807034][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.807083][ T32] r5:850a9b8c r4:850a9800 [ 873.807106][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.807153][ T32] r7:dddced80 r6:83018000 r5:850a9b8c r4:847e2700 [ 873.807278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.807403][ T32] r10:61c88647 r9:8457c800 r8:847e272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.807444][ T32] r4:847e2700 [ 873.807510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.807562][ T32] r10:00000000 r9:847e2700 r8:80287e08 r7:df9f5e60 r6:847e2780 r5:8457c800 [ 873.807585][ T32] r4:00000001 [ 873.807605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.807640][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 873.807667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.807708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.807742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.807772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.807795][ T32] r4:84832780 [ 873.807984][ T32] INFO: task kworker/0:12:3131 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.808021][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.808081][ T32] Workqueue: events bpf_prog_free_deferred [ 873.808126][ T32] Call trace: [ 873.808156][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.808280][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.808400][ T32] r4:00000000 [ 873.825151][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.825279][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.825327][ T32] 1d20: b1219000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.825359][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.825386][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.825427][ T32] r5:80050013 r4:80239bb0 [ 873.825454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.825501][ T32] r4:82ac21e4 [ 873.825591][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.825641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.825666][ T32] r4:dff71dc0 [ 873.825696][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.825745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.825770][ T32] r4:00000000 [ 873.825809][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.825863][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.825887][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.825934][ T32] r5:00001000 r4:dfb07000 [ 873.825955][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.825995][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.826040][ T32] r5:8455378c r4:84553400 [ 873.826061][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.826110][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.826132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.826182][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.826206][ T32] r4:8483a980 [ 873.826226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.826274][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.826304][ T32] r4:00000001 [ 873.826324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.826395][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.826427][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.826456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.826483][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.826602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.826630][ T32] r4:84839400 [ 873.826658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.826688][ T32] INFO: task kworker/0:13:3133 blocked for more than 450 seconds. [ 873.826723][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.826748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.826797][ T32] task:kworker/0:13 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.826880][ T32] Workqueue: events bpf_prog_free_deferred [ 873.826957][ T32] Call trace: [ 873.826993][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.827044][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:8457ec00 [ 873.827067][ T32] r4:8457ec00 [ 873.827087][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.827130][ T32] r5:8457ec00 r4:8291a680 [ 873.827152][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.827190][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.827234][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 873.827273][ T32] r4:00000000 [ 873.827303][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.827340][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.827375][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.827418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4f80 [ 873.827441][ T32] r4:00000000 [ 873.827460][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.827505][ T32] r9:83018005 r8:8457ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 873.827596][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.827645][ T32] r5:00001000 r4:df9f1000 [ 873.827666][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.827804][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.827906][ T32] r5:851c738c r4:851c7000 [ 873.827931][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.827980][ T32] r7:dddced80 r6:83018000 r5:851c738c r4:847e2800 [ 873.828001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.828048][ T32] r10:61c88647 r9:8457ec00 r8:847e282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.828071][ T32] r4:847e2800 [ 873.828090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.828135][ T32] r10:00000000 r9:847e2800 r8:80287e08 r7:dfa15e60 r6:847e2880 r5:8457ec00 [ 873.828179][ T32] r4:00000001 [ 873.828204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.828242][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 873.828301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.828333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.828360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.828642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.839192][ T32] r4:84832900 [ 873.839809][ T32] INFO: task kworker/0:13:3133 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.839906][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.840075][ T32] Workqueue: events bpf_prog_free_deferred [ 873.840239][ T32] Call trace: [ 873.840368][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.840506][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.840564][ T32] r4:00000000 [ 873.840615][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.840706][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.840777][ T32] 1d20: b1219000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.840861][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.841013][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.841106][ T32] r5:80050013 r4:80239bb0 [ 873.841164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.841262][ T32] r4:82ac21e4 [ 873.841334][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.841437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.841498][ T32] r4:dff71dc0 [ 873.841549][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.841643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.841693][ T32] r4:00000000 [ 873.841737][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.841833][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.841886][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.841984][ T32] r5:00001000 r4:dfb07000 [ 873.842034][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.842122][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.842214][ T32] r5:8455378c r4:84553400 [ 873.842259][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.842388][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.842468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.842590][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.842642][ T32] r4:8483a980 [ 873.842692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.842801][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.842857][ T32] r4:00000001 [ 873.842908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.842991][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.843055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.843118][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.843179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.843248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.843318][ T32] r4:84839400 [ 873.843372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.843431][ T32] INFO: task kworker/0:14:3135 blocked for more than 450 seconds. [ 873.843551][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.843616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.843663][ T32] task:kworker/0:14 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.843765][ T32] Workqueue: events bpf_prog_free_deferred [ 873.843856][ T32] Call trace: [ 873.843930][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.844039][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:8457a400 [ 873.844095][ T32] r4:8457a400 [ 873.844148][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.844247][ T32] r5:8457a400 r4:8291a680 [ 873.844368][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.844453][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.844564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 873.844622][ T32] r4:00000000 [ 873.844690][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.844773][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.844888][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.844997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fd80 [ 873.845054][ T32] r4:00000000 [ 873.845105][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.845206][ T32] r9:83018005 r8:8457a400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 873.845295][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.845408][ T32] r5:00001000 r4:dfe27000 [ 873.845458][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.845556][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.845650][ T32] r5:850ab38c r4:850ab000 [ 873.845698][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.845798][ T32] r7:dddced80 r6:83018000 r5:850ab38c r4:847e2900 [ 873.845849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.845954][ T32] r10:61c88647 r9:8457a400 r8:847e292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.846007][ T32] r4:847e2900 [ 873.846055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.846155][ T32] r10:00000000 r9:847e2900 r8:80287e08 r7:dfa29e60 r6:847e2980 r5:8457a400 [ 873.846208][ T32] r4:00000001 [ 873.846255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.846345][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 873.846408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.846475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.846540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.846609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.846664][ T32] r4:84832a80 [ 873.847004][ T32] INFO: task kworker/0:14:3135 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.847074][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.847203][ T32] Workqueue: events bpf_prog_free_deferred [ 873.847323][ T32] Call trace: [ 873.847397][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.847510][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.847582][ T32] r4:00000000 [ 873.847628][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.847714][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.847779][ T32] 1d20: b1219000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.847850][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.847913][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.847969][ T32] r5:80050013 r4:80239bb0 [ 873.848019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.848111][ T32] r4:82ac21e4 [ 873.848158][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.848254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.848342][ T32] r4:dff71dc0 [ 873.848390][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.875986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.876085][ T32] r4:00000000 [ 873.876145][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.876334][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.876392][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.876472][ T32] r5:00001000 r4:dfb07000 [ 873.876495][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.876538][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.876600][ T32] r5:8455378c r4:84553400 [ 873.876715][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.876772][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.876795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.876845][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.876868][ T32] r4:8483a980 [ 873.876905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.876959][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.877004][ T32] r4:00000001 [ 873.877096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.877148][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.877200][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.877240][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.877268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.877305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.877330][ T32] r4:84839400 [ 873.877355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.877474][ T32] INFO: task kworker/0:15:3137 blocked for more than 450 seconds. [ 873.877517][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.877546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.877569][ T32] task:kworker/0:15 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.877683][ T32] Workqueue: events bpf_prog_free_deferred [ 873.877797][ T32] Call trace: [ 873.877837][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.877891][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:83236c00 [ 873.877915][ T32] r4:83236c00 [ 873.877935][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.877978][ T32] r5:83236c00 r4:8291a680 [ 873.877999][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.878037][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.878097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 873.878126][ T32] r4:00000000 [ 873.878147][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.878214][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.878255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.878303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8e80 [ 873.878377][ T32] r4:00000000 [ 873.891433][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.891538][ T32] r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 873.891620][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.891678][ T32] r5:00001000 r4:dfa03000 [ 873.891701][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.891744][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.891876][ T32] r5:851d538c r4:851d5000 [ 873.891979][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.892035][ T32] r7:dddced80 r6:83018000 r5:851d538c r4:847e2a00 [ 873.892086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.892203][ T32] r10:61c88647 r9:83236c00 r8:847e2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.892278][ T32] r4:847e2a00 [ 873.892320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.892373][ T32] r10:00000000 r9:847e2a00 r8:80287e08 r7:dfa29e60 r6:847e2a80 r5:83236c00 [ 873.892432][ T32] r4:00000001 [ 873.892468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.892510][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 873.892543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.892573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.892644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.892680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.892704][ T32] r4:84832c00 [ 873.893030][ T32] INFO: task kworker/0:15:3137 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.893066][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.893139][ T32] Workqueue: events bpf_prog_free_deferred [ 873.893189][ T32] Call trace: [ 873.893222][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.893296][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.893327][ T32] r4:00000000 [ 873.893349][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.893390][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.893420][ T32] 1d20: b1a6e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.893450][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.893499][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.893563][ T32] r5:80050013 r4:80239bb0 [ 873.893627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.893675][ T32] r4:82ac21e4 [ 873.893696][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.893740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.893764][ T32] r4:dff71dc0 [ 873.893785][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.893827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.893850][ T32] r4:00000000 [ 873.893922][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.893974][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.893996][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.894039][ T32] r5:00001000 r4:dfb07000 [ 873.894059][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.894120][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.894171][ T32] r5:8455378c r4:84553400 [ 873.894192][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.894243][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.894265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.894322][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.894346][ T32] r4:8483a980 [ 873.894381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.894433][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.894457][ T32] r4:00000001 [ 873.894476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.894511][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.894538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.894567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.894594][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.894625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.894647][ T32] r4:84839400 [ 873.894669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.894709][ T32] INFO: task kworker/0:16:3139 blocked for more than 450 seconds. [ 873.894744][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.894770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.894802][ T32] task:kworker/0:16 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.894901][ T32] Workqueue: events bpf_prog_free_deferred [ 873.894952][ T32] Call trace: [ 873.895000][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.895115][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:832fec00 [ 873.895143][ T32] r4:832fec00 [ 873.895166][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.895211][ T32] r5:832fec00 r4:8291a680 [ 873.895231][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.895326][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.895377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 873.895401][ T32] r4:00000000 [ 873.895440][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.895481][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.895554][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.895602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539d140 [ 873.895626][ T32] r4:00000000 [ 873.895647][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.895692][ T32] r9:83018005 r8:832fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 873.895756][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.895804][ T32] r5:00001000 r4:eaf71000 [ 873.895825][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.895864][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.895948][ T32] r5:8535d38c r4:8535d000 [ 873.895972][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.896020][ T32] r7:dddced80 r6:83018000 r5:8535d38c r4:847e2b00 [ 873.896061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.896114][ T32] r10:61c88647 r9:832fec00 r8:847e2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.896138][ T32] r4:847e2b00 [ 873.896191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.896281][ T32] r10:00000000 r9:847e2b00 r8:80287e08 r7:dfa3de60 r6:847e2b80 r5:832fec00 [ 873.896326][ T32] r4:00000001 [ 873.896369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.896411][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 873.896463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.896497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.896570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.896617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.896649][ T32] r4:84832dc0 [ 873.896808][ T32] INFO: task kworker/0:16:3139 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.896840][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.897004][ T32] Workqueue: events bpf_prog_free_deferred [ 873.897075][ T32] Call trace: [ 873.897126][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.897259][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.897294][ T32] r4:00000000 [ 873.897316][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.897359][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.897389][ T32] 1d20: b1a6e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.897444][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.897529][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.897558][ T32] r5:80050013 r4:80239bb0 [ 873.897581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.897623][ T32] r4:82ac21e4 [ 873.897643][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.897685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.897707][ T32] r4:dff71dc0 [ 873.897727][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.897815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.897843][ T32] r4:00000000 [ 873.897864][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.897911][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.897934][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.898011][ T32] r5:00001000 r4:dfb07000 [ 873.898058][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.898108][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.898156][ T32] r5:8455378c r4:84553400 [ 873.898179][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.898241][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.898265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.898324][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.898411][ T32] r4:8483a980 [ 873.918896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.919016][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.919049][ T32] r4:00000001 [ 873.919071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.919145][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.919189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.919220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.919248][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.919357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.919385][ T32] r4:84839400 [ 873.919412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.919444][ T32] INFO: task kworker/0:17:3140 blocked for more than 450 seconds. [ 873.919492][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.919521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.919545][ T32] task:kworker/0:17 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.919606][ T32] Workqueue: events bpf_prog_free_deferred [ 873.919657][ T32] Call trace: [ 873.919690][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.919744][ T32] r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000013 r6:dfa1dd8c r5:832f8000 [ 873.919769][ T32] r4:832f8000 [ 873.919790][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.919853][ T32] r5:832f8000 r4:8291a680 [ 873.919880][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.919922][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.919966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 873.919988][ T32] r4:00000000 [ 873.920096][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.920205][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.920250][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.920331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852489c0 [ 873.920379][ T32] r4:00000000 [ 873.920405][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.920474][ T32] r9:83018005 r8:832f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 873.920502][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.920549][ T32] r5:00001000 r4:dfa0d000 [ 873.920570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.920665][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.920714][ T32] r5:851d6b8c r4:851d6800 [ 873.920737][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.920786][ T32] r7:dddced80 r6:83018000 r5:851d6b8c r4:847e2c00 [ 873.920834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.920888][ T32] r10:61c88647 r9:832f8000 r8:847e2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.920912][ T32] r4:847e2c00 [ 873.920932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.921037][ T32] r10:00000000 r9:847e2c00 r8:80287e08 r7:dfa45e60 r6:847e2c80 r5:832f8000 [ 873.921064][ T32] r4:00000001 [ 873.921084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.921122][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 873.921150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 873.921179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.921207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.921256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.921287][ T32] r4:8431b280 [ 873.921649][ T32] INFO: task kworker/0:17:3140 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.921686][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.921765][ T32] Workqueue: events bpf_prog_free_deferred [ 873.921870][ T32] Call trace: [ 873.921903][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.921956][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.921980][ T32] r4:00000000 [ 873.922013][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.922059][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.922090][ T32] 1d20: b1fce000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.922120][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.922146][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.922202][ T32] r5:80050013 r4:80239bb0 [ 873.922239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.922290][ T32] r4:82ac21e4 [ 873.922312][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.922356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.922379][ T32] r4:dff71dc0 [ 873.922398][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.922440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.922495][ T32] r4:00000000 [ 873.922521][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.922586][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.922612][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.922687][ T32] r5:00001000 r4:dfb07000 [ 873.922712][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.922794][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.922846][ T32] r5:8455378c r4:84553400 [ 873.922867][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.922916][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.922937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.922985][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.923008][ T32] r4:8483a980 [ 873.923028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.923094][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.923121][ T32] r4:00000001 [ 873.923141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.923198][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.923278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.923318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.923345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.923376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.923477][ T32] r4:84839400 [ 873.923503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.923530][ T32] INFO: task kworker/0:18:3142 blocked for more than 450 seconds. [ 873.923560][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.923661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.923688][ T32] task:kworker/0:18 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.923756][ T32] Workqueue: events bpf_prog_free_deferred [ 873.923886][ T32] Call trace: [ 873.923921][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.923990][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:832fe000 [ 873.924018][ T32] r4:832fe000 [ 873.924070][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.924119][ T32] r5:832fe000 r4:8291a680 [ 873.924141][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.924181][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.924224][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 873.924248][ T32] r4:00000000 [ 873.924424][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.924468][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.924504][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.924547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d50c0 [ 873.924570][ T32] r4:00000000 [ 873.924590][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.924635][ T32] r9:83018005 r8:832fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 873.924657][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.924700][ T32] r5:00001000 r4:e06d3000 [ 873.924720][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.924813][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.924861][ T32] r5:84af4b8c r4:84af4800 [ 873.924907][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.924958][ T32] r7:dddced80 r6:83018000 r5:84af4b8c r4:847e2d00 [ 873.924981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.925029][ T32] r10:61c88647 r9:832fe000 r8:847e2d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.925052][ T32] r4:847e2d00 [ 873.925071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.925116][ T32] r10:00000000 r9:847e2d00 r8:80287e08 r7:dfa45e60 r6:847e2d80 r5:832fe000 [ 873.925138][ T32] r4:00000001 [ 873.925158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.925193][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 873.925220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 873.925249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.925305][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.925340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.925363][ T32] r4:845deac0 [ 873.925534][ T32] INFO: task kworker/0:18:3142 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.925566][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.925713][ T32] Workqueue: events bpf_prog_free_deferred [ 873.925764][ T32] Call trace: [ 873.925796][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.925848][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.925903][ T32] r4:00000000 [ 873.925929][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.925970][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.926074][ T32] 1d20: b1fce000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.926109][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.926136][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.926160][ T32] r5:80050013 r4:80239bb0 [ 873.926181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.926223][ T32] r4:82ac21e4 [ 873.926243][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.926320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.926350][ T32] r4:dff71dc0 [ 873.926371][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.926459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.926488][ T32] r4:00000000 [ 873.926509][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.926556][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.926577][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.926621][ T32] r5:00001000 r4:dfb07000 [ 873.926641][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.926679][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.926722][ T32] r5:8455378c r4:84553400 [ 873.926742][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.926791][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.926855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.926909][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.926956][ T32] r4:8483a980 [ 873.926980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.927028][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.927106][ T32] r4:00000001 [ 873.927221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.927441][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.927475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.927507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.927535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.927565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.927588][ T32] r4:84839400 [ 873.927629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.927823][ T32] INFO: task kworker/0:19:3146 blocked for more than 450 seconds. [ 873.927856][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.927881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.927902][ T32] task:kworker/0:19 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.928074][ T32] Workqueue: events bpf_prog_free_deferred [ 873.928116][ T32] Call trace: [ 873.928147][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.928196][ T32] r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:832f9800 [ 873.928219][ T32] r4:832f9800 [ 873.928239][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.928355][ T32] r5:832f9800 r4:8291a680 [ 873.928541][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.952191][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.952401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 873.952462][ T32] r4:00000000 [ 873.952507][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.952588][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.952691][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.952801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539de40 [ 873.952850][ T32] r4:00000000 [ 873.952900][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.953007][ T32] r9:83018005 r8:832f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 873.953056][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.953151][ T32] r5:00001000 r4:e0607000 [ 873.953194][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.953239][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.953338][ T32] r5:8535df8c r4:8535dc00 [ 873.953365][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.953430][ T32] r7:dddced80 r6:83018000 r5:8535df8c r4:847e2e00 [ 873.953480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.953583][ T32] r10:61c88647 r9:832f9800 r8:847e2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.953613][ T32] r4:847e2e00 [ 873.953636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.953687][ T32] r10:00000000 r9:847e2e00 r8:80287e08 r7:dfa45e60 r6:847e2e80 r5:832f9800 [ 873.953713][ T32] r4:00000001 [ 873.953757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.953819][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 873.953852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.953882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.953929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.953975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.954076][ T32] r4:84b3a380 [ 873.954440][ T32] INFO: task kworker/0:19:3146 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.954482][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.954560][ T32] Workqueue: events bpf_prog_free_deferred [ 873.954634][ T32] Call trace: [ 873.954710][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.954838][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.954907][ T32] r4:00000000 [ 873.954956][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.955050][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.955127][ T32] 1d20: b21d9000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.955216][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.955300][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.955360][ T32] r5:80050013 r4:80239bb0 [ 873.955406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.955490][ T32] r4:82ac21e4 [ 873.955534][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.955628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.955680][ T32] r4:dff71dc0 [ 873.955722][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.955815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.955869][ T32] r4:00000000 [ 873.955913][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.956002][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.956053][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.956142][ T32] r5:00001000 r4:dfb07000 [ 873.956185][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.956302][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.956400][ T32] r5:8455378c r4:84553400 [ 873.956447][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.956552][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.956601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.956712][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.956767][ T32] r4:8483a980 [ 873.956810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.956909][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.956960][ T32] r4:00000001 [ 873.957001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.957073][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.957136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.957197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.957253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.957326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.957377][ T32] r4:84839400 [ 873.957422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.957492][ T32] INFO: task kworker/0:21:3151 blocked for more than 451 seconds. [ 873.957561][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.957619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.957663][ T32] task:kworker/0:21 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.957754][ T32] Workqueue: events bpf_prog_free_deferred [ 873.957839][ T32] Call trace: [ 873.957911][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.958014][ T32] r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000013 r6:dfa95d8c r5:841ae000 [ 873.958063][ T32] r4:841ae000 [ 873.958106][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.958199][ T32] r5:841ae000 r4:8291a680 [ 873.958243][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.958347][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.976593][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 873.976639][ T32] r4:00000000 [ 873.976686][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.976798][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.976868][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.976939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952440 [ 873.976968][ T32] r4:00000000 [ 873.977024][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.977087][ T32] r9:83018005 r8:841ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 873.977123][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.977175][ T32] r5:00001000 r4:eaa55000 [ 873.977197][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.977239][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.977318][ T32] r5:8535e78c r4:8535e400 [ 873.977343][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.977396][ T32] r7:dddced80 r6:83018000 r5:8535e78c r4:847e2f80 [ 873.977438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.977494][ T32] r10:61c88647 r9:841ae000 r8:847e2fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.977519][ T32] r4:847e2f80 [ 873.977590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.977654][ T32] r10:00000000 r9:847e2f80 r8:80287e08 r7:dfa8de60 r6:84795d00 r5:841ae000 [ 873.977699][ T32] r4:00000001 [ 873.977746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.977811][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 873.977849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 873.977910][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.977953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.977985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.978028][ T32] r4:84b3a340 [ 873.989076][ T32] INFO: task kworker/0:21:3151 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.989235][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.989402][ T32] Workqueue: events bpf_prog_free_deferred [ 873.989551][ T32] Call trace: [ 873.989635][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.989751][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.989808][ T32] r4:00000000 [ 873.989854][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.989936][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.990017][ T32] 1d20: b29da000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.990095][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.990162][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.990228][ T32] r5:80050013 r4:80239bb0 [ 873.990277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.990380][ T32] r4:82ac21e4 [ 873.990438][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.990526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.990593][ T32] r4:dff71dc0 [ 873.990646][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.990735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.990783][ T32] r4:00000000 [ 873.990833][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.990936][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.990996][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.991084][ T32] r5:00001000 r4:dfb07000 [ 873.991136][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.991219][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.991327][ T32] r5:8455378c r4:84553400 [ 873.991373][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.991475][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.991530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.991631][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.991682][ T32] r4:8483a980 [ 873.991731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.991829][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.991881][ T32] r4:00000001 [ 873.991926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.992005][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.992087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.992174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.992246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.992341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.992377][ T32] r4:84839400 [ 873.992431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.992630][ T32] INFO: task kworker/0:43:3447 blocked for more than 451 seconds. [ 873.992707][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.992742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.992765][ T32] task:kworker/0:43 state:D stack:0 pid:3447 tgid:3447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.992816][ T32] Workqueue: events bpf_prog_free_deferred [ 873.992863][ T32] Call trace: [ 873.992923][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 873.992993][ T32] r10:8291a684 r9:dff21d84 r8:00000002 r7:60000113 r6:dff21d8c r5:84b41800 [ 873.993053][ T32] r4:84b41800 [ 873.993101][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 873.993193][ T32] r5:84b41800 r4:8291a680 [ 873.993244][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 873.993341][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 873.993439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff21e08 [ 873.993496][ T32] r4:00000000 [ 873.993545][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 873.993620][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 873.993704][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.993793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc000 [ 873.993842][ T32] r4:00000000 [ 873.993892][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.993993][ T32] r9:83018005 r8:84b41800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 873.994044][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.994132][ T32] r5:00001000 r4:dfe13000 [ 873.994198][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.994293][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.994385][ T32] r5:844b638c r4:844b6000 [ 873.994427][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.994525][ T32] r7:dddced80 r6:83018000 r5:844b638c r4:84944180 [ 873.994577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.994673][ T32] r10:61c88647 r9:84b41800 r8:849441ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 873.994721][ T32] r4:84944180 [ 873.994764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.994823][ T32] r10:00000000 r9:84944180 r8:80287e08 r7:dfb39e60 r6:84944200 r5:84b41800 [ 873.994872][ T32] r4:00000001 [ 873.994908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.994946][ T32] Exception stack(0xdff21fb0 to 0xdff21ff8) [ 873.994973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.995003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.995031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.995062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.995107][ T32] r4:84951940 [ 873.995464][ T32] INFO: task kworker/0:43:3447 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 873.995547][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 873.995685][ T32] Workqueue: events bpf_prog_free_deferred [ 873.995794][ T32] Call trace: [ 873.995867][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 873.995977][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 873.996036][ T32] r4:00000000 [ 873.996082][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 873.996165][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 873.996233][ T32] 1d20: b29da000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 873.996347][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 873.996409][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 873.996462][ T32] r5:80050013 r4:80239bb0 [ 873.996507][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 873.996622][ T32] r4:82ac21e4 [ 873.996676][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 873.996770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 873.996831][ T32] r4:dff71dc0 [ 873.996875][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 873.996963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 873.997023][ T32] r4:00000000 [ 873.997076][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 873.997170][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 873.997216][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 873.997328][ T32] r5:00001000 r4:dfb07000 [ 873.997367][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 873.997410][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 873.997486][ T32] r5:8455378c r4:84553400 [ 873.997512][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 873.997594][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 873.997620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 873.997670][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 873.997694][ T32] r4:8483a980 [ 873.997714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 873.997784][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 873.997818][ T32] r4:00000001 [ 873.997851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 873.997929][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 873.997968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 873.998047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 873.998082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 873.998114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 873.998137][ T32] r4:84839400 [ 873.998182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 873.998214][ T32] INFO: task kworker/0:45:3450 blocked for more than 451 seconds. [ 873.998248][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 873.998273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 873.998319][ T32] task:kworker/0:45 state:D stack:0 pid:3450 tgid:3450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.018847][ T32] Workqueue: events bpf_prog_free_deferred [ 874.018956][ T32] Call trace: [ 874.019029][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.019121][ T32] r10:8291a684 r9:dfdbdd84 r8:00000002 r7:60000113 r6:dfdbdd8c r5:84b43c00 [ 874.019148][ T32] r4:84b43c00 [ 874.019171][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.019217][ T32] r5:84b43c00 r4:8291a680 [ 874.019259][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.019319][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.019366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdbde08 [ 874.019520][ T32] r4:00000000 [ 874.019632][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.019712][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.019807][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.019868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae2040 [ 874.019900][ T32] r4:00000000 [ 874.019924][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.019985][ T32] r9:83018005 r8:84b43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 874.020022][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.020070][ T32] r5:00001000 r4:dfd5f000 [ 874.020100][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.020147][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.020224][ T32] r5:84affb8c r4:84aff800 [ 874.020248][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.020369][ T32] r7:dddced80 r6:83018000 r5:84affb8c r4:84944380 [ 874.020413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.020525][ T32] r10:61c88647 r9:84b43c00 r8:849443ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.020586][ T32] r4:84944380 [ 874.020797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.020913][ T32] r10:00000000 r9:84944380 r8:80287e08 r7:dff21e60 r6:84944400 r5:84b43c00 [ 874.020946][ T32] r4:00000001 [ 874.020969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.021010][ T32] Exception stack(0xdfdbdfb0 to 0xdfdbdff8) [ 874.021041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.021072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.021100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.021132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.021156][ T32] r4:84951b80 [ 874.021679][ T32] INFO: task kworker/0:45:3450 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.021761][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.021927][ T32] Workqueue: events bpf_prog_free_deferred [ 874.022035][ T32] Call trace: [ 874.022109][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.022217][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.022277][ T32] r4:00000000 [ 874.022337][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.022430][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.022494][ T32] 1d20: b2a82000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.022588][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.022654][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.022710][ T32] r5:80050013 r4:80239bb0 [ 874.022757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.022842][ T32] r4:82ac21e4 [ 874.022892][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.022955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.022980][ T32] r4:dff71dc0 [ 874.023000][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.023063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.023116][ T32] r4:00000000 [ 874.023148][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.023212][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.023248][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.023368][ T32] r5:00001000 r4:dfb07000 [ 874.023394][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.023437][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.023502][ T32] r5:8455378c r4:84553400 [ 874.023527][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.023583][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.023695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.023750][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.023797][ T32] r4:8483a980 [ 874.023837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.023888][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.023912][ T32] r4:00000001 [ 874.023933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.023969][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.024003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.024061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.024092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.024123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.024147][ T32] r4:84839400 [ 874.024203][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.024346][ T32] INFO: task kworker/1:138:3472 blocked for more than 451 seconds. [ 874.024416][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.024449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.024508][ T32] task:kworker/1:138 state:D stack:0 pid:3472 tgid:3472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.024625][ T32] Workqueue: events bpf_prog_free_deferred [ 874.024719][ T32] Call trace: [ 874.024795][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.024898][ T32] r10:8291a684 r9:dff95d84 r8:00000002 r7:60000113 r6:dff95d8c r5:848e4800 [ 874.024968][ T32] r4:848e4800 [ 874.025048][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.025153][ T32] r5:848e4800 r4:8291a680 [ 874.025216][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.025317][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.025414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff95e08 [ 874.025463][ T32] r4:00000000 [ 874.025515][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.025596][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.025669][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.025761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6000 [ 874.025812][ T32] r4:00000000 [ 874.025862][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.025958][ T32] r9:83018205 r8:848e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 874.026003][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.026097][ T32] r5:00001000 r4:dfd1b000 [ 874.026146][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.026233][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.026332][ T32] r5:84954f8c r4:84954c00 [ 874.026379][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.026478][ T32] r7:ddde2d80 r6:83018200 r5:84954f8c r4:8483ac00 [ 874.026530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.026630][ T32] r10:61c88647 r9:848e4800 r8:8483ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.026683][ T32] r4:8483ac00 [ 874.026739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.026841][ T32] r10:00000000 r9:8483ac00 r8:80287e08 r7:dff71e60 r6:84944980 r5:848e4800 [ 874.026916][ T32] r4:00000001 [ 874.026967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.027050][ T32] Exception stack(0xdff95fb0 to 0xdff95ff8) [ 874.027129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.027205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.027273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.027359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.027412][ T32] r4:84839940 [ 874.027718][ T32] INFO: task kworker/1:138:3472 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.027793][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.027921][ T32] Workqueue: events bpf_prog_free_deferred [ 874.028027][ T32] Call trace: [ 874.028096][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.028209][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.028258][ T32] r4:00000000 [ 874.045736][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.045882][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.045922][ T32] 1d20: b2f3c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.045954][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.045980][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.046010][ T32] r5:80050013 r4:80239bb0 [ 874.046033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.046078][ T32] r4:82ac21e4 [ 874.046098][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.046186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.046302][ T32] r4:dff71dc0 [ 874.046330][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.046376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.046399][ T32] r4:00000000 [ 874.046446][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.046499][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.046521][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.046567][ T32] r5:00001000 r4:dfb07000 [ 874.046588][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.046626][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.046669][ T32] r5:8455378c r4:84553400 [ 874.046729][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.046784][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.046832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.046885][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.046908][ T32] r4:8483a980 [ 874.047006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.047059][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.047082][ T32] r4:00000001 [ 874.047122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.047163][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.047190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.047247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.047280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.047316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.047339][ T32] r4:84839400 [ 874.047430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.047583][ T32] INFO: task kworker/1:139:3474 blocked for more than 451 seconds. [ 874.047622][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.047648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.047671][ T32] task:kworker/1:139 state:D stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.047731][ T32] Workqueue: events bpf_prog_free_deferred [ 874.047883][ T32] Call trace: [ 874.047918][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.047970][ T32] r10:8291a684 r9:dff9dd84 r8:00000002 r7:60000013 r6:dff9dd8c r5:848e3c00 [ 874.047993][ T32] r4:848e3c00 [ 874.048013][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.048163][ T32] r5:848e3c00 r4:8291a680 [ 874.048189][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.048231][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.048315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff9de08 [ 874.048342][ T32] r4:00000000 [ 874.063767][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.063895][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.063943][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.063989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 874.064016][ T32] r4:00000000 [ 874.064038][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.064088][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 874.064151][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.064210][ T32] r5:00001000 r4:dfb17000 [ 874.064233][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.064409][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.064527][ T32] r5:84553b8c r4:84553800 [ 874.064555][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.064607][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 874.064649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.064704][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.064765][ T32] r4:8483ac80 [ 874.064791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.064840][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 874.064863][ T32] r4:00000001 [ 874.064883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.064951][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 874.064989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.065019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.065046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.065077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.065099][ T32] r4:84839bc0 [ 874.065426][ T32] INFO: task kworker/1:139:3474 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.065463][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.065535][ T32] Workqueue: events bpf_prog_free_deferred [ 874.065586][ T32] Call trace: [ 874.065768][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.065823][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.065848][ T32] r4:00000000 [ 874.065869][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.065909][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.065939][ T32] 1d20: b323b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.065968][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.065994][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.066019][ T32] r5:80050013 r4:80239bb0 [ 874.066040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.066081][ T32] r4:82ac21e4 [ 874.066102][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.066234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.066264][ T32] r4:dff71dc0 [ 874.066332][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.066413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.066442][ T32] r4:00000000 [ 874.066464][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.066511][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.066547][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.066594][ T32] r5:00001000 r4:dfb07000 [ 874.066614][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.066654][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.066723][ T32] r5:8455378c r4:84553400 [ 874.066780][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.066862][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.066889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.066939][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.066963][ T32] r4:8483a980 [ 874.067086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.067204][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.067233][ T32] r4:00000001 [ 874.067254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.067299][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.067327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.067356][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.067383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.067413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.067435][ T32] r4:84839400 [ 874.067457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.067487][ T32] INFO: task kworker/1:140:3476 blocked for more than 451 seconds. [ 874.067520][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.067600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.067631][ T32] task:kworker/1:140 state:D stack:0 pid:3476 tgid:3476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.067686][ T32] Workqueue: events bpf_prog_free_deferred [ 874.067734][ T32] Call trace: [ 874.067883][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.067934][ T32] r10:8291a684 r9:dffa5d84 r8:00000002 r7:60000113 r6:dffa5d8c r5:848e6000 [ 874.067976][ T32] r4:848e6000 [ 874.068002][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.068046][ T32] r5:848e6000 r4:8291a680 [ 874.068066][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.068105][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.068149][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffa5e08 [ 874.068172][ T32] r4:00000000 [ 874.068193][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.068332][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.068402][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.081625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839bc0 [ 874.081671][ T32] r4:00000000 [ 874.081696][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.081858][ T32] r9:83018205 r8:848e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 874.081887][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.081938][ T32] r5:00001000 r4:dfb33000 [ 874.081960][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.082000][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.082045][ T32] r5:84553f8c r4:84553c00 [ 874.082155][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.082273][ T32] r7:ddde2d80 r6:83018200 r5:84553f8c r4:8483ad00 [ 874.082306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.082357][ T32] r10:61c88647 r9:848e6000 r8:8483ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.082381][ T32] r4:8483ad00 [ 874.082491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.082545][ T32] r10:00000000 r9:8483ad00 r8:80287e08 r7:dff95e60 r6:84944a80 r5:848e6000 [ 874.082605][ T32] r4:00000001 [ 874.082631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.082672][ T32] Exception stack(0xdffa5fb0 to 0xdffa5ff8) [ 874.082721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.082762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.082790][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.082821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.082932][ T32] r4:84839e80 [ 874.083336][ T32] INFO: task kworker/1:140:3476 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.083377][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.083450][ T32] Workqueue: events bpf_prog_free_deferred [ 874.083554][ T32] Call trace: [ 874.083643][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.083703][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.083728][ T32] r4:00000000 [ 874.083750][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.083791][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.083819][ T32] 1d20: b34d6000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.083849][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.083874][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.083898][ T32] r5:80050013 r4:80239bb0 [ 874.083919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.083961][ T32] r4:82ac21e4 [ 874.083981][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.084044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.084160][ T32] r4:dff71dc0 [ 874.084185][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.084232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.084257][ T32] r4:00000000 [ 874.084339][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.084389][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.084412][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.084456][ T32] r5:00001000 r4:dfb07000 [ 874.084476][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.084594][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.084644][ T32] r5:8455378c r4:84553400 [ 874.084664][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.084713][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.084789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.084881][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.084909][ T32] r4:8483a980 [ 874.084929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.084976][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.085152][ T32] r4:00000001 [ 874.085177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.085214][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.085242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.085273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.085310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.085341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.085365][ T32] r4:84839400 [ 874.085387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.085416][ T32] INFO: task kworker/1:141:3478 blocked for more than 451 seconds. [ 874.085513][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.085544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.085566][ T32] task:kworker/1:141 state:D stack:0 pid:3478 tgid:3478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.085615][ T32] Workqueue: events bpf_prog_free_deferred [ 874.085659][ T32] Call trace: [ 874.085690][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.085739][ T32] r10:8291a684 r9:dffadd84 r8:00000002 r7:60000113 r6:dffadd8c r5:848e6c00 [ 874.085762][ T32] r4:848e6c00 [ 874.085782][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.085846][ T32] r5:848e6c00 r4:8291a680 [ 874.085872][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.085913][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.085957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffade08 [ 874.085979][ T32] r4:00000000 [ 874.085999][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.086066][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.086106][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.086149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84951500 [ 874.086172][ T32] r4:00000000 [ 874.086192][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.086238][ T32] r9:83018205 r8:848e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 874.086259][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.086309][ T32] r5:00001000 r4:dfb3f000 [ 874.086331][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.086382][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.086496][ T32] r5:8495438c r4:84954000 [ 874.086520][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.086609][ T32] r7:ddde2d80 r6:83018200 r5:8495438c r4:8483ad80 [ 874.086635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.086730][ T32] r10:61c88647 r9:848e6c00 r8:8483adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.086757][ T32] r4:8483ad80 [ 874.086777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.086826][ T32] r10:00000000 r9:8483ad80 r8:80287e08 r7:dff95e60 r6:84944b00 r5:848e6c00 [ 874.086849][ T32] r4:00000001 [ 874.086869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.086905][ T32] Exception stack(0xdffadfb0 to 0xdffadff8) [ 874.086932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.086960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.086989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.087018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.087041][ T32] r4:84839d00 [ 874.087205][ T32] INFO: task kworker/1:141:3478 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.087238][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.087302][ T32] Workqueue: events bpf_prog_free_deferred [ 874.087348][ T32] Call trace: [ 874.087397][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.087454][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.087479][ T32] r4:00000000 [ 874.087499][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.087566][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.087601][ T32] 1d20: b34d6000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.087632][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.087658][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.087683][ T32] r5:80050013 r4:80239bb0 [ 874.087792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.087906][ T32] r4:82ac21e4 [ 874.087932][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.087979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.088002][ T32] r4:dff71dc0 [ 874.088022][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.088065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.088132][ T32] r4:00000000 [ 874.088157][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.088204][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.088225][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.088312][ T32] r5:00001000 r4:dfb07000 [ 874.088461][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.107457][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.107572][ T32] r5:8455378c r4:84553400 [ 874.107602][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.107674][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.107702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.107753][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.107831][ T32] r4:8483a980 [ 874.107857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.107907][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.107930][ T32] r4:00000001 [ 874.107951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.107988][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.108020][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.108050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.108078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.108108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.108198][ T32] r4:84839400 [ 874.108227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.108287][ T32] INFO: task kworker/1:142:3480 blocked for more than 451 seconds. [ 874.108332][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.108477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.113663][ T32] task:kworker/1:142 state:D stack:0 pid:3480 tgid:3480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.113740][ T32] Workqueue: events bpf_prog_free_deferred [ 874.113800][ T32] Call trace: [ 874.113859][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.113922][ T32] r10:8291a684 r9:dffb5d84 r8:00000002 r7:60000113 r6:dffb5d8c r5:848e0000 [ 874.114036][ T32] r4:848e0000 [ 874.114064][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.114111][ T32] r5:848e0000 r4:8291a680 [ 874.114151][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.114268][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.114324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffb5e08 [ 874.114350][ T32] r4:00000000 [ 874.114387][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.114428][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.114469][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.114511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839d00 [ 874.114534][ T32] r4:00000000 [ 874.114555][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.114602][ T32] r9:83018205 r8:848e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 874.114714][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.114764][ T32] r5:00001000 r4:dfcaf000 [ 874.114786][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.114826][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.114900][ T32] r5:8495478c r4:84954400 [ 874.114925][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.114975][ T32] r7:ddde2d80 r6:83018200 r5:8495478c r4:8483ae00 [ 874.114999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.115046][ T32] r10:61c88647 r9:848e0000 r8:8483ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.115070][ T32] r4:8483ae00 [ 874.115090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.115136][ T32] r10:00000000 r9:8483ae00 r8:80287e08 r7:dff95e60 r6:84944b80 r5:848e0000 [ 874.115159][ T32] r4:00000001 [ 874.115179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.115216][ T32] Exception stack(0xdffb5fb0 to 0xdffb5ff8) [ 874.115247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.115277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.115310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.115341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.115364][ T32] r4:84951580 [ 874.115683][ T32] INFO: task kworker/1:142:3480 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.115717][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.115777][ T32] Workqueue: events bpf_prog_free_deferred [ 874.115847][ T32] Call trace: [ 874.115884][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.115937][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.115961][ T32] r4:00000000 [ 874.115981][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.116021][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.116049][ T32] 1d20: b392d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.116079][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.116170][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.116200][ T32] r5:80050013 r4:80239bb0 [ 874.116222][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.116299][ T32] r4:82ac21e4 [ 874.116323][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.116369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.116393][ T32] r4:dff71dc0 [ 874.116412][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.116455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.116478][ T32] r4:00000000 [ 874.116524][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.116577][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.116599][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.116642][ T32] r5:00001000 r4:dfb07000 [ 874.116662][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.116714][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.116826][ T32] r5:8455378c r4:84553400 [ 874.116852][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.116902][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.116924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.116973][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.117146][ T32] r4:8483a980 [ 874.117172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.117220][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.117243][ T32] r4:00000001 [ 874.117526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.117569][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.117596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.117625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.117717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.117931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.117958][ T32] r4:84839400 [ 874.117981][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.118010][ T32] INFO: task kworker/1:143:3482 blocked for more than 451 seconds. [ 874.118044][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.118069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.118090][ T32] task:kworker/1:143 state:D stack:0 pid:3482 tgid:3482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.118139][ T32] Workqueue: events bpf_prog_free_deferred [ 874.118182][ T32] Call trace: [ 874.118244][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.118304][ T32] r10:8291a684 r9:dffbdd84 r8:00000002 r7:60000013 r6:dffbdd8c r5:84b50c00 [ 874.118335][ T32] r4:84b50c00 [ 874.118381][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.136405][ T32] r5:84b50c00 r4:8291a680 [ 874.136449][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.136517][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.136565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffbde08 [ 874.136589][ T32] r4:00000000 [ 874.136610][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.136646][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.136686][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.136730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8483bac0 [ 874.136754][ T32] r4:00000000 [ 874.136774][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.136822][ T32] r9:83018205 r8:84b50c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 874.136844][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.136891][ T32] r5:00001000 r4:dfcdd000 [ 874.136913][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.136953][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.136996][ T32] r5:84954b8c r4:84954800 [ 874.137017][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.137065][ T32] r7:ddde2d80 r6:83018200 r5:84954b8c r4:8483ae80 [ 874.137087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.137196][ T32] r10:61c88647 r9:84b50c00 r8:8483aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.137225][ T32] r4:8483ae80 [ 874.137247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.137302][ T32] r10:00000000 r9:8483ae80 r8:80287e08 r7:dff95e60 r6:84944c00 r5:84b50c00 [ 874.137327][ T32] r4:00000001 [ 874.137347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.137398][ T32] Exception stack(0xdffbdfb0 to 0xdffbdff8) [ 874.137434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.137464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.137492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.137611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.137638][ T32] r4:84839ec0 [ 874.137964][ T32] INFO: task kworker/1:143:3482 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.137999][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.138070][ T32] Workqueue: events bpf_prog_free_deferred [ 874.138119][ T32] Call trace: [ 874.138278][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.138357][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.138454][ T32] r4:00000000 [ 874.143232][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.143396][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.143466][ T32] 1d20: b3de2000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.143528][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.143583][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.143639][ T32] r5:80050013 r4:80239bb0 [ 874.143685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.143773][ T32] r4:82ac21e4 [ 874.143818][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.143910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.143961][ T32] r4:dff71dc0 [ 874.144004][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.144090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.144137][ T32] r4:00000000 [ 874.144202][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.144346][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.144417][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.144520][ T32] r5:00001000 r4:dfb07000 [ 874.144570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.144654][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.144753][ T32] r5:8455378c r4:84553400 [ 874.145062][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.145134][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.145159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.145210][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.145233][ T32] r4:8483a980 [ 874.145255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.145311][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.145336][ T32] r4:00000001 [ 874.145356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.145393][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.145421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.145451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.145479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.145509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.145578][ T32] r4:84839400 [ 874.145609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.145651][ T32] INFO: task kworker/1:144:3485 blocked for more than 451 seconds. [ 874.145687][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.145712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.145735][ T32] task:kworker/1:144 state:D stack:0 pid:3485 tgid:3485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.145795][ T32] Workqueue: events bpf_prog_free_deferred [ 874.145841][ T32] Call trace: [ 874.145894][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.145946][ T32] r10:8291a684 r9:dffc5d84 r8:00000002 r7:60000113 r6:dffc5d8c r5:84b52400 [ 874.145970][ T32] r4:84b52400 [ 874.145991][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.146034][ T32] r5:84b52400 r4:8291a680 [ 874.146054][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.146093][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.146136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffc5e08 [ 874.146159][ T32] r4:00000000 [ 874.146259][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.146307][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.146344][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.146387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6300 [ 874.146412][ T32] r4:00000000 [ 874.146432][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.146478][ T32] r9:83018205 r8:84b52400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 874.146531][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.146613][ T32] r5:00001000 r4:dfd3d000 [ 874.146665][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.146715][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.146760][ T32] r5:8495578c r4:84955400 [ 874.146780][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.146826][ T32] r7:ddde2d80 r6:83018200 r5:8495578c r4:8483af00 [ 874.146847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.146894][ T32] r10:61c88647 r9:84b52400 r8:8483af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.146918][ T32] r4:8483af00 [ 874.146938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.146984][ T32] r10:00000000 r9:8483af00 r8:80287e08 r7:dff95e60 r6:84944c80 r5:84b52400 [ 874.147007][ T32] r4:00000001 [ 874.147026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.147074][ T32] Exception stack(0xdffc5fb0 to 0xdffc5ff8) [ 874.147107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.147136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.147165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.147195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.147217][ T32] r4:84bf6100 [ 874.147545][ T32] INFO: task kworker/1:144:3485 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.147581][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.147639][ T32] Workqueue: events bpf_prog_free_deferred [ 874.147684][ T32] Call trace: [ 874.147715][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.147767][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.147791][ T32] r4:00000000 [ 874.147865][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.147946][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.147986][ T32] 1d20: b3de2000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.148016][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.148096][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.148289][ T32] r5:80050013 r4:80239bb0 [ 874.148323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.148428][ T32] r4:82ac21e4 [ 874.169199][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.169388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.169657][ T32] r4:dff71dc0 [ 874.169778][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.169901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.170138][ T32] r4:00000000 [ 874.170619][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.170732][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.170784][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.170900][ T32] r5:00001000 r4:dfb07000 [ 874.170953][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.171040][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.171133][ T32] r5:8455378c r4:84553400 [ 874.171185][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.171440][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.171501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.171913][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.171970][ T32] r4:8483a980 [ 874.172030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.172152][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.172206][ T32] r4:00000001 [ 874.172255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.172470][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.172805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.173045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.173166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.173412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.173470][ T32] r4:84839400 [ 874.173525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.173680][ T32] INFO: task kworker/1:145:3486 blocked for more than 451 seconds. [ 874.173800][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.173859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.173912][ T32] task:kworker/1:145 state:D stack:0 pid:3486 tgid:3486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.174159][ T32] Workqueue: events bpf_prog_free_deferred [ 874.174445][ T32] Call trace: [ 874.175080][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.175282][ T32] r10:8291a684 r9:dffc9d84 r8:00000002 r7:60000113 r6:dffc9d8c r5:84b53000 [ 874.175340][ T32] r4:84b53000 [ 874.175388][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.175482][ T32] r5:84b53000 r4:8291a680 [ 874.175537][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.175705][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.175823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffc9e08 [ 874.175944][ T32] r4:00000000 [ 874.176183][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.176318][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.176406][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.176499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6200 [ 874.176559][ T32] r4:00000000 [ 874.176608][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.176706][ T32] r9:83018205 r8:84b53000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 874.176871][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.176969][ T32] r5:00001000 r4:dfd2b000 [ 874.177081][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.177170][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.177280][ T32] r5:8495538c r4:84955000 [ 874.177335][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.177432][ T32] r7:ddde2d80 r6:83018200 r5:8495538c r4:8483af80 [ 874.177481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.177590][ T32] r10:61c88647 r9:84b53000 r8:8483afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.177642][ T32] r4:8483af80 [ 874.177781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.177886][ T32] r10:00000000 r9:8483af80 r8:80287e08 r7:dffc5e60 r6:84944d00 r5:84b53000 [ 874.177936][ T32] r4:00000001 [ 874.177982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.178059][ T32] Exception stack(0xdffc9fb0 to 0xdffc9ff8) [ 874.178120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.178187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.178279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.178352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.206411][ T32] r4:84bf6100 [ 874.207028][ T32] INFO: task kworker/1:145:3486 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.207130][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.207316][ T32] Workqueue: events bpf_prog_free_deferred [ 874.207442][ T32] Call trace: [ 874.207554][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.207760][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.207873][ T32] r4:00000000 [ 874.207954][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.208048][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.208138][ T32] 1d20: b4659000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.208286][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.208412][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.217057][ T32] r5:80050013 r4:80239bb0 [ 874.217161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.217377][ T32] r4:82ac21e4 [ 874.217431][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.217534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.217588][ T32] r4:dff71dc0 [ 874.217632][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.217722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.217769][ T32] r4:00000000 [ 874.217812][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.217907][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.217955][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.218177][ T32] r5:00001000 r4:dfb07000 [ 874.218232][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.218320][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.230257][ T32] r5:8455378c r4:84553400 [ 874.230306][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.230387][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.230418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.230474][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.230520][ T32] r4:8483a980 [ 874.230556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.230607][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.230650][ T32] r4:00000001 [ 874.230676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.230716][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.230774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.230831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.230862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.230893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.230915][ T32] r4:84839400 [ 874.230941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.230981][ T32] INFO: task kworker/1:146:3488 blocked for more than 451 seconds. [ 874.231040][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.231071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.231127][ T32] task:kworker/1:146 state:D stack:0 pid:3488 tgid:3488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.231191][ T32] Workqueue: events bpf_prog_free_deferred [ 874.231237][ T32] Call trace: [ 874.231270][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.231323][ T32] r10:8291a684 r9:dffd1d84 r8:00000002 r7:60000113 r6:dffd1d8c r5:84b54800 [ 874.231346][ T32] r4:84b54800 [ 874.231367][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.231411][ T32] r5:84b54800 r4:8291a680 [ 874.231431][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.231474][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.231569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffd1e08 [ 874.231597][ T32] r4:00000000 [ 874.231618][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.231689][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.231733][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.231777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6480 [ 874.231827][ T32] r4:00000000 [ 874.231859][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.231938][ T32] r9:83018205 r8:84b54800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 874.231963][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.232006][ T32] r5:00001000 r4:dfd45000 [ 874.232027][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.232117][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.232170][ T32] r5:84955b8c r4:84955800 [ 874.232191][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.232285][ T32] r7:ddde2d80 r6:83018200 r5:84955b8c r4:84bf7000 [ 874.232328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.232380][ T32] r10:61c88647 r9:84b54800 r8:84bf702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.232403][ T32] r4:84bf7000 [ 874.232423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.232469][ T32] r10:00000000 r9:84bf7000 r8:80287e08 r7:dffc5e60 r6:84944d80 r5:84b54800 [ 874.232494][ T32] r4:00000001 [ 874.232513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.232584][ T32] Exception stack(0xdffd1fb0 to 0xdffd1ff8) [ 874.232618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.232648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.232675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.232707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.232730][ T32] r4:84bf61c0 [ 874.233041][ T32] INFO: task kworker/1:146:3488 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.233076][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.233137][ T32] Workqueue: events bpf_prog_free_deferred [ 874.233183][ T32] Call trace: [ 874.233265][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.233320][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.233344][ T32] r4:00000000 [ 874.233364][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.233405][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.233434][ T32] 1d20: b4889000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.233464][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.233517][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.233554][ T32] r5:80050013 r4:80239bb0 [ 874.233577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.233620][ T32] r4:82ac21e4 [ 874.233641][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.233685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.233707][ T32] r4:dff71dc0 [ 874.233727][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.233782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.233809][ T32] r4:00000000 [ 874.233829][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.233876][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.233899][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.233947][ T32] r5:00001000 r4:dfb07000 [ 874.234024][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.234089][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.234167][ T32] r5:8455378c r4:84553400 [ 874.234189][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.234238][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.234260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.234354][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.234385][ T32] r4:8483a980 [ 874.234405][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.234452][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.234475][ T32] r4:00000001 [ 874.234495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.234536][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.234599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.234685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.234746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.234806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.234855][ T32] r4:84839400 [ 874.234902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.234965][ T32] INFO: task kworker/1:147:3490 blocked for more than 451 seconds. [ 874.235030][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.235083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.235127][ T32] task:kworker/1:147 state:D stack:0 pid:3490 tgid:3490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.235220][ T32] Workqueue: events bpf_prog_free_deferred [ 874.235313][ T32] Call trace: [ 874.235395][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.235502][ T32] r10:8291a684 r9:dffd9d84 r8:00000002 r7:60000113 r6:dffd9d8c r5:84b53c00 [ 874.235560][ T32] r4:84b53c00 [ 874.235605][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.235704][ T32] r5:84b53c00 r4:8291a680 [ 874.235747][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.235825][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.235920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffd9e08 [ 874.235973][ T32] r4:00000000 [ 874.236019][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.236091][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.236175][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.236302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6580 [ 874.236359][ T32] r4:00000000 [ 874.236408][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.236501][ T32] r9:83018205 r8:84b53c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 874.236561][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.236650][ T32] r5:00001000 r4:dfd53000 [ 874.236699][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.236797][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.236888][ T32] r5:84955f8c r4:84955c00 [ 874.236930][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.237024][ T32] r7:ddde2d80 r6:83018200 r5:84955f8c r4:84bf7080 [ 874.237092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.237203][ T32] r10:61c88647 r9:84b53c00 r8:84bf70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.237258][ T32] r4:84bf7080 [ 874.237303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.237403][ T32] r10:00000000 r9:84bf7080 r8:80287e08 r7:dffd1e60 r6:84944e00 r5:84b53c00 [ 874.237450][ T32] r4:00000001 [ 874.237492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.237581][ T32] Exception stack(0xdffd9fb0 to 0xdffd9ff8) [ 874.237640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.237716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.237785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.237849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.237900][ T32] r4:84bf6280 [ 874.238146][ T32] INFO: task kworker/1:147:3490 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.238218][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.238361][ T32] Workqueue: events bpf_prog_free_deferred [ 874.255984][ T32] Call trace: [ 874.256028][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.256103][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.256128][ T32] r4:00000000 [ 874.256149][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.256193][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.256237][ T32] 1d20: b4c07000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.256300][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.256330][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.256367][ T32] r5:80050013 r4:80239bb0 [ 874.256396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.256444][ T32] r4:82ac21e4 [ 874.256465][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.256510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.256540][ T32] r4:dff71dc0 [ 874.256562][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.256632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.256681][ T32] r4:00000000 [ 874.256728][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.256807][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.256835][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.256883][ T32] r5:00001000 r4:dfb07000 [ 874.256927][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.256972][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.257017][ T32] r5:8455378c r4:84553400 [ 874.257038][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.257108][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.257135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.257195][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.257243][ T32] r4:8483a980 [ 874.257291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.257344][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.257368][ T32] r4:00000001 [ 874.257389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.257448][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.257480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.257530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.257564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.257595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.257630][ T32] r4:84839400 [ 874.257658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.257699][ T32] INFO: task kworker/1:148:3492 blocked for more than 451 seconds. [ 874.257736][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.257761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.257783][ T32] task:kworker/1:148 state:D stack:0 pid:3492 tgid:3492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.257837][ T32] Workqueue: events bpf_prog_free_deferred [ 874.257879][ T32] Call trace: [ 874.257910][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.257959][ T32] r10:8291a684 r9:dffe1d84 r8:00000002 r7:60000013 r6:dffe1d8c r5:84b56000 [ 874.258012][ T32] r4:84b56000 [ 874.258038][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.258083][ T32] r5:84b56000 r4:8291a680 [ 874.258126][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.258191][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.258263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe1e08 [ 874.258293][ T32] r4:00000000 [ 874.258343][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.269026][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.269185][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.269284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6780 [ 874.269338][ T32] r4:00000000 [ 874.269381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.269476][ T32] r9:83018205 r8:84b56000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 874.269533][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.269630][ T32] r5:00001000 r4:dfd71000 [ 874.269673][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.269752][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.269839][ T32] r5:8495678c r4:84956400 [ 874.269943][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.270047][ T32] r7:ddde2d80 r6:83018200 r5:8495678c r4:84bf7100 [ 874.270100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.270240][ T32] r10:61c88647 r9:84b56000 r8:84bf712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.270296][ T32] r4:84bf7100 [ 874.270339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.270435][ T32] r10:00000000 r9:84bf7100 r8:80287e08 r7:dffd9e60 r6:84944e80 r5:84b56000 [ 874.270486][ T32] r4:00000001 [ 874.270535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.270617][ T32] Exception stack(0xdffe1fb0 to 0xdffe1ff8) [ 874.270681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.270811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.270880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.270958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.271012][ T32] r4:84bf63c0 [ 874.271569][ T32] INFO: task kworker/1:148:3492 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.271647][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.271786][ T32] Workqueue: events bpf_prog_free_deferred [ 874.271884][ T32] Call trace: [ 874.271956][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.272075][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.272132][ T32] r4:00000000 [ 874.272175][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.272256][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.272347][ T32] 1d20: b4f66000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.272410][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.272467][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.272519][ T32] r5:80050013 r4:80239bb0 [ 874.272576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.272661][ T32] r4:82ac21e4 [ 874.272705][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.272791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.272845][ T32] r4:dff71dc0 [ 874.272886][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.272972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.273033][ T32] r4:00000000 [ 874.273079][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.273173][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.273219][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.273304][ T32] r5:00001000 r4:dfb07000 [ 874.273345][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.273428][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.273512][ T32] r5:8455378c r4:84553400 [ 874.273562][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.273678][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.273733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.273865][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.273919][ T32] r4:8483a980 [ 874.273967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.274062][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.274110][ T32] r4:00000001 [ 874.274150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.274225][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.274297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.274364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.274452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.274525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.274586][ T32] r4:84839400 [ 874.274637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.274706][ T32] INFO: task kworker/1:149:3496 blocked for more than 451 seconds. [ 874.274771][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.274839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.274888][ T32] task:kworker/1:149 state:D stack:0 pid:3496 tgid:3496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.274980][ T32] Workqueue: events bpf_prog_free_deferred [ 874.275062][ T32] Call trace: [ 874.275130][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.275228][ T32] r10:8291a684 r9:dffb9d84 r8:00000002 r7:60000113 r6:dffb9d8c r5:84b51800 [ 874.275349][ T32] r4:84b51800 [ 874.275402][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.275488][ T32] r5:84b51800 r4:8291a680 [ 874.275538][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.275623][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.275710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffb9e08 [ 874.275774][ T32] r4:00000000 [ 874.275823][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.275895][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.275966][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.276055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6980 [ 874.276131][ T32] r4:00000000 [ 874.276201][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.276333][ T32] r9:83018205 r8:84b51800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 874.276383][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.276471][ T32] r5:00001000 r4:dfd8f000 [ 874.276513][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.276610][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.276699][ T32] r5:84956f8c r4:84956c00 [ 874.276741][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.276828][ T32] r7:ddde2d80 r6:83018200 r5:84956f8c r4:84bf7580 [ 874.276874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.276971][ T32] r10:61c88647 r9:84b51800 r8:84bf75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.277021][ T32] r4:84bf7580 [ 874.277065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.277154][ T32] r10:00000000 r9:84bf7580 r8:80287e08 r7:dffe1e60 r6:84944f00 r5:84b51800 [ 874.277206][ T32] r4:00000001 [ 874.277249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.277323][ T32] Exception stack(0xdffb9fb0 to 0xdffb9ff8) [ 874.277383][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.277446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.277501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.277571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.277621][ T32] r4:84bf6740 [ 874.277888][ T32] INFO: task kworker/1:149:3496 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.277969][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.278082][ T32] Workqueue: events bpf_prog_free_deferred [ 874.278174][ T32] Call trace: [ 874.278237][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.278342][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.299405][ T32] r4:00000000 [ 874.299488][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.299637][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.299752][ T32] 1d20: b5286000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.299823][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.299876][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.299930][ T32] r5:80050013 r4:80239bb0 [ 874.299981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.300070][ T32] r4:82ac21e4 [ 874.300175][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.300296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.300351][ T32] r4:dff71dc0 [ 874.300394][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.300482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.300555][ T32] r4:00000000 [ 874.300606][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.300711][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.300760][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.300851][ T32] r5:00001000 r4:dfb07000 [ 874.300902][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.300984][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.301076][ T32] r5:8455378c r4:84553400 [ 874.301121][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.301216][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.301265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.301442][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.301502][ T32] r4:8483a980 [ 874.301558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.301658][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.301706][ T32] r4:00000001 [ 874.301749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.301848][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.301911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.301975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.302036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.302167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.302224][ T32] r4:84839400 [ 874.302279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.302383][ T32] INFO: task kworker/0:46:3497 blocked for more than 451 seconds. [ 874.302455][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.302507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.302566][ T32] task:kworker/0:46 state:D stack:0 pid:3497 tgid:3497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.302688][ T32] Workqueue: events bpf_prog_free_deferred [ 874.302783][ T32] Call trace: [ 874.302850][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.302975][ T32] r10:8291a684 r9:dffe5d84 r8:00000002 r7:60000113 r6:dffe5d8c r5:84b56c00 [ 874.303033][ T32] r4:84b56c00 [ 874.303080][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.303186][ T32] r5:84b56c00 r4:8291a680 [ 874.303238][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.303444][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.303546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffe5e08 [ 874.303600][ T32] r4:00000000 [ 874.303649][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.303726][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.303798][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.303881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c3040 [ 874.303926][ T32] r4:00000000 [ 874.303966][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.304063][ T32] r9:83018005 r8:84b56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 874.304107][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.304198][ T32] r5:00001000 r4:dfc43000 [ 874.304243][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.304351][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.304437][ T32] r5:8437bb8c r4:8437b800 [ 874.304483][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.304587][ T32] r7:dddced80 r6:83018000 r5:8437bb8c r4:84944f80 [ 874.304632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.304769][ T32] r10:61c88647 r9:84b56c00 r8:84944fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.304824][ T32] r4:84944f80 [ 874.304871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.304967][ T32] r10:00000000 r9:84944f80 r8:80287e08 r7:dff21e60 r6:848c4000 r5:84b56c00 [ 874.305015][ T32] r4:00000001 [ 874.305056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.305282][ T32] Exception stack(0xdffe5fb0 to 0xdffe5ff8) [ 874.305348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.305435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.305502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.305574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.305628][ T32] r4:84ae2e80 [ 874.306162][ T32] INFO: task kworker/0:46:3497 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.306232][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.306353][ T32] Workqueue: events bpf_prog_free_deferred [ 874.306451][ T32] Call trace: [ 874.306515][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.306634][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.306730][ T32] r4:00000000 [ 874.306779][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.306859][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.306988][ T32] 1d20: b5286000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.307069][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.307128][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.307181][ T32] r5:80050013 r4:80239bb0 [ 874.307223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.307307][ T32] r4:82ac21e4 [ 874.307355][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.307443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.307488][ T32] r4:dff71dc0 [ 874.307535][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.307626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.307675][ T32] r4:00000000 [ 874.307724][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.307815][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.307860][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.307954][ T32] r5:00001000 r4:dfb07000 [ 874.307997][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.308125][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.308218][ T32] r5:8455378c r4:84553400 [ 874.308288][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.331300][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.331389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.331492][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.331556][ T32] r4:8483a980 [ 874.331583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.331687][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.331720][ T32] r4:00000001 [ 874.331742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.331788][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.331834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.331923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.331968][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.332049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.332112][ T32] r4:84839400 [ 874.332172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.332210][ T32] INFO: task kworker/1:150:3499 blocked for more than 451 seconds. [ 874.332330][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.332369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.332434][ T32] task:kworker/1:150 state:D stack:0 pid:3499 tgid:3499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.332502][ T32] Workqueue: events bpf_prog_free_deferred [ 874.332582][ T32] Call trace: [ 874.332653][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.332713][ T32] r10:8291a684 r9:dffedd84 r8:00000002 r7:60000013 r6:dffedd8c r5:84b50000 [ 874.332742][ T32] r4:84b50000 [ 874.332776][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.332825][ T32] r5:84b50000 r4:8291a680 [ 874.332849][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.332943][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.332996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffede08 [ 874.333022][ T32] r4:00000000 [ 874.333095][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.333155][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.333213][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.333259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6880 [ 874.333282][ T32] r4:00000000 [ 874.333343][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.333428][ T32] r9:83018205 r8:84b50000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 874.333471][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.333518][ T32] r5:00001000 r4:dfd7d000 [ 874.333546][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.333588][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.333657][ T32] r5:84956b8c r4:84956800 [ 874.333682][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.333756][ T32] r7:ddde2d80 r6:83018200 r5:84956b8c r4:84bf7600 [ 874.333834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.333889][ T32] r10:61c88647 r9:84b50000 r8:84bf762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.333940][ T32] r4:84bf7600 [ 874.333974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.334047][ T32] r10:00000000 r9:84bf7600 r8:80287e08 r7:dffb9e60 r6:848c4080 r5:84b50000 [ 874.334081][ T32] r4:00000001 [ 874.334101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.334138][ T32] Exception stack(0xdffedfb0 to 0xdffedff8) [ 874.334165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.334194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.334221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.334250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.334272][ T32] r4:84bf6800 [ 874.334702][ T32] INFO: task kworker/1:150:3499 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.334818][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.335002][ T32] Workqueue: events bpf_prog_free_deferred [ 874.335094][ T32] Call trace: [ 874.335167][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.335278][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.335482][ T32] r4:00000000 [ 874.335540][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.335630][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.335691][ T32] 1d20: b5898000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.335751][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.335805][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.335858][ T32] r5:80050013 r4:80239bb0 [ 874.335904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.335993][ T32] r4:82ac21e4 [ 874.336037][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.336195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.336288][ T32] r4:dff71dc0 [ 874.336345][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.336437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.336489][ T32] r4:00000000 [ 874.336584][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.336683][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.336727][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.336809][ T32] r5:00001000 r4:dfb07000 [ 874.336851][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.336932][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.337019][ T32] r5:8455378c r4:84553400 [ 874.337069][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.337180][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.337227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.337327][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.337375][ T32] r4:8483a980 [ 874.337428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.337533][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.337594][ T32] r4:00000001 [ 874.337635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.337710][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.337768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.337831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.337886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.337947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.337995][ T32] r4:84839400 [ 874.338052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.338109][ T32] INFO: task kworker/1:151:3501 blocked for more than 451 seconds. [ 874.338166][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.338218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.338260][ T32] task:kworker/1:151 state:D stack:0 pid:3501 tgid:3501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.338377][ T32] Workqueue: events bpf_prog_free_deferred [ 874.358977][ T32] Call trace: [ 874.359024][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.359101][ T32] r10:8291a684 r9:dfff5d84 r8:00000002 r7:60000113 r6:dfff5d8c r5:84b55400 [ 874.359127][ T32] r4:84b55400 [ 874.359164][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.359251][ T32] r5:84b55400 r4:8291a680 [ 874.359281][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.359339][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.359406][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfff5e08 [ 874.359433][ T32] r4:00000000 [ 874.359454][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.359490][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.359556][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.359607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cbbc0 [ 874.359631][ T32] r4:00000000 [ 874.359651][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.359699][ T32] r9:83018205 r8:84b55400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 874.359722][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.360003][ T32] r5:00001000 r4:dfbcf000 [ 874.360029][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.360072][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.360144][ T32] r5:8437a78c r4:8437a400 [ 874.360171][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.360223][ T32] r7:ddde2d80 r6:83018200 r5:8437a78c r4:84bf7680 [ 874.360245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.360349][ T32] r10:61c88647 r9:84b55400 r8:84bf76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.360377][ T32] r4:84bf7680 [ 874.360398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.360447][ T32] r10:00000000 r9:84bf7680 r8:80287e08 r7:dffb9e60 r6:848c4100 r5:84b55400 [ 874.360497][ T32] r4:00000001 [ 874.360524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.360574][ T32] Exception stack(0xdfff5fb0 to 0xdfff5ff8) [ 874.360606][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.360636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.360663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.360692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.360716][ T32] r4:84bf6c00 [ 874.361061][ T32] INFO: task kworker/1:151:3501 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.361101][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.361168][ T32] Workqueue: events bpf_prog_free_deferred [ 874.361213][ T32] Call trace: [ 874.361274][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.361330][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.361366][ T32] r4:00000000 [ 874.361392][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.361458][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.361491][ T32] 1d20: b5c23000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.361521][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.361556][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.361581][ T32] r5:80050013 r4:80239bb0 [ 874.361602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.361645][ T32] r4:82ac21e4 [ 874.361665][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.361733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.361840][ T32] r4:dff71dc0 [ 874.361867][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.361913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.361973][ T32] r4:00000000 [ 874.361998][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.362046][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.362127][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.362176][ T32] r5:00001000 r4:dfb07000 [ 874.362196][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.362266][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.362317][ T32] r5:8455378c r4:84553400 [ 874.362337][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.362390][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.362415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.362463][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.362519][ T32] r4:8483a980 [ 874.362551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.362601][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.362624][ T32] r4:00000001 [ 874.362644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.362679][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.362707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.362737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.362764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.362793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.362816][ T32] r4:84839400 [ 874.362836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.362877][ T32] INFO: task kworker/1:152:3502 blocked for more than 451 seconds. [ 874.362912][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.362938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.363011][ T32] task:kworker/1:152 state:D stack:0 pid:3502 tgid:3502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.363065][ T32] Workqueue: events bpf_prog_free_deferred [ 874.363136][ T32] Call trace: [ 874.363196][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.363274][ T32] r10:8291a684 r9:dfff9d84 r8:00000002 r7:60000113 r6:dfff9d8c r5:84ba8000 [ 874.363380][ T32] r4:84ba8000 [ 874.363405][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.363474][ T32] r5:84ba8000 r4:8291a680 [ 874.363499][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.363561][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.363611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfff9e08 [ 874.363634][ T32] r4:00000000 [ 874.363654][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.363715][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.363780][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.363851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6a40 [ 874.363879][ T32] r4:00000000 [ 874.363900][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.363979][ T32] r9:83018205 r8:84ba8000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 874.364006][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.364049][ T32] r5:00001000 r4:dfd9b000 [ 874.364071][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.364111][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.364181][ T32] r5:8495738c r4:84957000 [ 874.364237][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.364335][ T32] r7:ddde2d80 r6:83018200 r5:8495738c r4:84bf7700 [ 874.364360][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.364409][ T32] r10:61c88647 r9:84ba8000 r8:84bf772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.364432][ T32] r4:84bf7700 [ 874.364452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.364522][ T32] r10:00000000 r9:84bf7700 r8:80287e08 r7:dfff5e60 r6:848c4180 r5:84ba8000 [ 874.364555][ T32] r4:00000001 [ 874.364648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.364730][ T32] Exception stack(0xdfff9fb0 to 0xdfff9ff8) [ 874.364797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.364882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.364943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.364977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.365001][ T32] r4:84bf6c00 [ 874.365233][ T32] INFO: task kworker/1:152:3502 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.365364][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.365500][ T32] Workqueue: events bpf_prog_free_deferred [ 874.365678][ T32] Call trace: [ 874.365717][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.365800][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.365831][ T32] r4:00000000 [ 874.365852][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.365894][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.365923][ T32] 1d20: b5c23000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.365953][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.365979][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.366004][ T32] r5:80050013 r4:80239bb0 [ 874.366024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.366085][ T32] r4:82ac21e4 [ 874.366154][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.366219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.366245][ T32] r4:dff71dc0 [ 874.366266][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.366316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.366340][ T32] r4:00000000 [ 874.366386][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.366469][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.366493][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.366560][ T32] r5:00001000 r4:dfb07000 [ 874.366623][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.366667][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.366757][ T32] r5:8455378c r4:84553400 [ 874.366786][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.366867][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.366903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.366973][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.366997][ T32] r4:8483a980 [ 874.367017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.367063][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.367086][ T32] r4:00000001 [ 874.367106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.367142][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.367168][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.367197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.367224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.367255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.367334][ T32] r4:84839400 [ 874.367360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.367388][ T32] INFO: task kworker/1:153:3504 blocked for more than 451 seconds. [ 874.367441][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.367469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.367491][ T32] task:kworker/1:153 state:D stack:0 pid:3504 tgid:3504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.367606][ T32] Workqueue: events bpf_prog_free_deferred [ 874.367653][ T32] Call trace: [ 874.367685][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.367734][ T32] r10:8291a684 r9:e0001d84 r8:00000002 r7:60000013 r6:e0001d8c r5:84ba9800 [ 874.367769][ T32] r4:84ba9800 [ 874.367812][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.367874][ T32] r5:84ba9800 r4:8291a680 [ 874.367898][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.367985][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.368034][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0001e08 [ 874.368059][ T32] r4:00000000 [ 874.368079][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.368114][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.368148][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.368205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6c40 [ 874.368232][ T32] r4:00000000 [ 874.368253][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.368378][ T32] r9:83018205 r8:84ba9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 874.394050][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.394150][ T32] r5:00001000 r4:dfdc3000 [ 874.394222][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.394273][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.394338][ T32] r5:8495778c r4:84957400 [ 874.394363][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.394416][ T32] r7:ddde2d80 r6:83018200 r5:8495778c r4:84bf7780 [ 874.394439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.394489][ T32] r10:61c88647 r9:84ba9800 r8:84bf77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.394512][ T32] r4:84bf7780 [ 874.394569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.394629][ T32] r10:00000000 r9:84bf7780 r8:80287e08 r7:dfff5e60 r6:848c4200 r5:84ba9800 [ 874.394654][ T32] r4:00000001 [ 874.394677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.394717][ T32] Exception stack(0xe0001fb0 to 0xe0001ff8) [ 874.394749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.394779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.394807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.394837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.394860][ T32] r4:84bf6a80 [ 874.395185][ T32] INFO: task kworker/1:153:3504 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.395221][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.395293][ T32] Workqueue: events bpf_prog_free_deferred [ 874.395343][ T32] Call trace: [ 874.395461][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.395523][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.395554][ T32] r4:00000000 [ 874.395593][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.395639][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.395695][ T32] 1d20: b631a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.395731][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.395758][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.395782][ T32] r5:80050013 r4:80239bb0 [ 874.395804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.395873][ T32] r4:82ac21e4 [ 874.395948][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.395998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.396047][ T32] r4:dff71dc0 [ 874.396072][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.396118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.396141][ T32] r4:00000000 [ 874.396235][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.396315][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.396355][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.396465][ T32] r5:00001000 r4:dfb07000 [ 874.396519][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.396571][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.396650][ T32] r5:8455378c r4:84553400 [ 874.396676][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.396728][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.396758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.396841][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.396867][ T32] r4:8483a980 [ 874.396889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.396935][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.396958][ T32] r4:00000001 [ 874.396977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.397014][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.397042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.397071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.397098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.397127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.397149][ T32] r4:84839400 [ 874.397170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.397200][ T32] INFO: task kworker/1:154:3506 blocked for more than 451 seconds. [ 874.397234][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.397259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.397285][ T32] task:kworker/1:154 state:D stack:0 pid:3506 tgid:3506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.397338][ T32] Workqueue: events bpf_prog_free_deferred [ 874.397380][ T32] Call trace: [ 874.397411][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.397503][ T32] r10:8291a684 r9:e0009d84 r8:00000002 r7:60000113 r6:e0009d8c r5:84ba8c00 [ 874.397542][ T32] r4:84ba8c00 [ 874.397566][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.397614][ T32] r5:84ba8c00 r4:8291a680 [ 874.397635][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.397675][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.397718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0009e08 [ 874.397741][ T32] r4:00000000 [ 874.397761][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.397798][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.397833][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.397875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6d00 [ 874.397899][ T32] r4:00000000 [ 874.397919][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.397964][ T32] r9:83018205 r8:84ba8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 874.397986][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.398028][ T32] r5:00001000 r4:dfdcf000 [ 874.398048][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.398086][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.398128][ T32] r5:84957b8c r4:84957800 [ 874.398167][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.398220][ T32] r7:ddde2d80 r6:83018200 r5:84957b8c r4:84bf7880 [ 874.398242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.398319][ T32] r10:61c88647 r9:84ba8c00 r8:84bf78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.412000][ T32] r4:84bf7880 [ 874.412164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.412345][ T32] r10:00000000 r9:84bf7880 r8:80287e08 r7:dfff5e60 r6:848c4280 r5:84ba8c00 [ 874.412422][ T32] r4:00000001 [ 874.412549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.412636][ T32] Exception stack(0xe0009fb0 to 0xe0009ff8) [ 874.412718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.412783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.412844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.412903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.412951][ T32] r4:84bf6b80 [ 874.413456][ T32] INFO: task kworker/1:154:3506 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.413548][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.413723][ T32] Workqueue: events bpf_prog_free_deferred [ 874.413878][ T32] Call trace: [ 874.413950][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.414054][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.414189][ T32] r4:00000000 [ 874.414251][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.414363][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.414429][ T32] 1d20: b689b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.414489][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.414554][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.414608][ T32] r5:80050013 r4:80239bb0 [ 874.414671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.414760][ T32] r4:82ac21e4 [ 874.414845][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.414937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.414986][ T32] r4:dff71dc0 [ 874.415049][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.415137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.415246][ T32] r4:00000000 [ 874.415304][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.415424][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.415481][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.415579][ T32] r5:00001000 r4:dfb07000 [ 874.415621][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.415722][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.415815][ T32] r5:8455378c r4:84553400 [ 874.415861][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.415956][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.416024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.416118][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.416172][ T32] r4:8483a980 [ 874.416206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.416330][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.416375][ T32] r4:00000001 [ 874.416439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.416553][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.416625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.416683][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.416741][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.416799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.416848][ T32] r4:84839400 [ 874.416891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.416949][ T32] INFO: task kworker/1:155:3508 blocked for more than 451 seconds. [ 874.417035][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.417090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.417127][ T32] task:kworker/1:155 state:D stack:0 pid:3508 tgid:3508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.417224][ T32] Workqueue: events bpf_prog_free_deferred [ 874.417310][ T32] Call trace: [ 874.417371][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.417465][ T32] r10:8291a684 r9:e0011d84 r8:00000002 r7:60000113 r6:e0011d8c r5:84baa400 [ 874.417555][ T32] r4:84baa400 [ 874.417614][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.417700][ T32] r5:84baa400 r4:8291a680 [ 874.417758][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.417857][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.417948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0011e08 [ 874.417991][ T32] r4:00000000 [ 874.418051][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.418126][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.418192][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.418288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6e40 [ 874.418342][ T32] r4:00000000 [ 874.442955][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.443181][ T32] r9:83018205 r8:84baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 874.443243][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.443340][ T32] r5:00001000 r4:dfde9000 [ 874.443391][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.443476][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.443570][ T32] r5:84957f8c r4:84957c00 [ 874.443621][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.443724][ T32] r7:ddde2d80 r6:83018200 r5:84957f8c r4:84bf7800 [ 874.443781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.443875][ T32] r10:61c88647 r9:84baa400 r8:84bf782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.443926][ T32] r4:84bf7800 [ 874.443968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.444063][ T32] r10:00000000 r9:84bf7800 r8:80287e08 r7:dfff5e60 r6:848c4300 r5:84baa400 [ 874.444128][ T32] r4:00000001 [ 874.444170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.444250][ T32] Exception stack(0xe0011fb0 to 0xe0011ff8) [ 874.444344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.444403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.444460][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.444519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.444584][ T32] r4:84bf6d40 [ 874.445104][ T32] INFO: task kworker/1:155:3508 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.445237][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.445381][ T32] Workqueue: events bpf_prog_free_deferred [ 874.445479][ T32] Call trace: [ 874.445556][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.445661][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.445896][ T32] r4:00000000 [ 874.445945][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.446028][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.446085][ T32] 1d20: b6c53000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.446217][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.446276][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.446334][ T32] r5:80050013 r4:80239bb0 [ 874.446375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.446517][ T32] r4:82ac21e4 [ 874.446571][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.446662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.446721][ T32] r4:dff71dc0 [ 874.446760][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.446848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.446891][ T32] r4:00000000 [ 874.446937][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.447024][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.447066][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.447149][ T32] r5:00001000 r4:dfb07000 [ 874.447189][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.447267][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.447356][ T32] r5:8455378c r4:84553400 [ 874.447401][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.447496][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.447550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.447646][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.447892][ T32] r4:8483a980 [ 874.447938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.448031][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.448076][ T32] r4:00000001 [ 874.448204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.448307][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.448376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.468979][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.469053][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.469099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.469149][ T32] r4:84839400 [ 874.469188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.469259][ T32] INFO: task kworker/1:156:3510 blocked for more than 451 seconds. [ 874.469330][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.469381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.469430][ T32] task:kworker/1:156 state:D stack:0 pid:3510 tgid:3510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.469548][ T32] Workqueue: events bpf_prog_free_deferred [ 874.469674][ T32] Call trace: [ 874.469748][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.469856][ T32] r10:8291a684 r9:e0019d84 r8:00000002 r7:60000113 r6:e0019d8c r5:84bab000 [ 874.469906][ T32] r4:84bab000 [ 874.469951][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.470037][ T32] r5:84bab000 r4:8291a680 [ 874.470078][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.470160][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.470248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0019e08 [ 874.470296][ T32] r4:00000000 [ 874.470345][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.470416][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.470491][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.470583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6600 [ 874.470634][ T32] r4:00000000 [ 874.470671][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.470762][ T32] r9:83018205 r8:84bab000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 874.470840][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.470936][ T32] r5:00001000 r4:dfdf1000 [ 874.470983][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.471069][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.471150][ T32] r5:8495638c r4:84956000 [ 874.471188][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.471248][ T32] r7:ddde2d80 r6:83018200 r5:8495638c r4:84bf7900 [ 874.471272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.471327][ T32] r10:61c88647 r9:84bab000 r8:84bf792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.471351][ T32] r4:84bf7900 [ 874.471371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.471418][ T32] r10:00000000 r9:84bf7900 r8:80287e08 r7:dfff5e60 r6:848c4380 r5:84bab000 [ 874.471441][ T32] r4:00000001 [ 874.471467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.471526][ T32] Exception stack(0xe0019fb0 to 0xe0019ff8) [ 874.471595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.471659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.471704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.471764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.471794][ T32] r4:8483bd00 [ 874.472181][ T32] INFO: task kworker/1:156:3510 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.472224][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.472382][ T32] Workqueue: events bpf_prog_free_deferred [ 874.472483][ T32] Call trace: [ 874.472570][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.472680][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.472734][ T32] r4:00000000 [ 874.472810][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.472899][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.472972][ T32] 1d20: b71f4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.473045][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.473105][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.473157][ T32] r5:80050013 r4:80239bb0 [ 874.473206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.473325][ T32] r4:82ac21e4 [ 874.473551][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.473603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.473630][ T32] r4:dff71dc0 [ 874.473650][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.473758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.473791][ T32] r4:00000000 [ 874.473814][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.473864][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.473888][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.473979][ T32] r5:00001000 r4:dfb07000 [ 874.474024][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.474131][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.474242][ T32] r5:8455378c r4:84553400 [ 874.474288][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.474394][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.474489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.474609][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.474658][ T32] r4:8483a980 [ 874.474710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.474808][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.474857][ T32] r4:00000001 [ 874.474906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.474982][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.475038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.475110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.475159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.475195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.475245][ T32] r4:84839400 [ 874.475278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.475355][ T32] INFO: task kworker/1:157:3512 blocked for more than 451 seconds. [ 874.475401][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.475427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.475449][ T32] task:kworker/1:157 state:D stack:0 pid:3512 tgid:3512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.475699][ T32] Workqueue: events bpf_prog_free_deferred [ 874.475765][ T32] Call trace: [ 874.475803][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.475876][ T32] r10:8291a684 r9:dfe39d84 r8:00000002 r7:60000113 r6:dfe39d8c r5:84babc00 [ 874.475929][ T32] r4:84babc00 [ 874.475978][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.476072][ T32] r5:84babc00 r4:8291a680 [ 874.476116][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.476196][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.476322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe39e08 [ 874.476375][ T32] r4:00000000 [ 874.476425][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.476508][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.476604][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.476697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb040 [ 874.476751][ T32] r4:00000000 [ 874.476820][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.476925][ T32] r9:83018205 r8:84babc00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 874.476984][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.477077][ T32] r5:00001000 r4:df877000 [ 874.477121][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.477203][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.477297][ T32] r5:8437838c r4:84378000 [ 874.477342][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.477440][ T32] r7:ddde2d80 r6:83018200 r5:8437838c r4:84bf7980 [ 874.477490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.477599][ T32] r10:61c88647 r9:84babc00 r8:84bf79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.477649][ T32] r4:84bf7980 [ 874.477700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.477800][ T32] r10:00000000 r9:84bf7980 r8:80287e08 r7:dfff5e60 r6:848c4400 r5:84babc00 [ 874.477858][ T32] r4:00000001 [ 874.477902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.477974][ T32] Exception stack(0xdfe39fb0 to 0xdfe39ff8) [ 874.478035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.478102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.478159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.478221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.478275][ T32] r4:848cb0c0 [ 874.488968][ T32] INFO: task kworker/1:157:3512 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.489062][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.489178][ T32] Workqueue: events bpf_prog_free_deferred [ 874.489272][ T32] Call trace: [ 874.489352][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.489441][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.489499][ T32] r4:00000000 [ 874.489556][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.489610][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.489672][ T32] 1d20: b71f4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.489706][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.489733][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.489758][ T32] r5:80050013 r4:80239bb0 [ 874.489784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.489859][ T32] r4:82ac21e4 [ 874.489909][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.489959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.489983][ T32] r4:dff71dc0 [ 874.490004][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.490048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.490071][ T32] r4:00000000 [ 874.490117][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.490171][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.490195][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.490302][ T32] r5:00001000 r4:dfb07000 [ 874.490331][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.490376][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.490420][ T32] r5:8455378c r4:84553400 [ 874.490441][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.490516][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.490559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.490615][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.490638][ T32] r4:8483a980 [ 874.490680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.490738][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.490761][ T32] r4:00000001 [ 874.490781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.490819][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.490846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.490876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.490903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.490958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.491015][ T32] r4:84839400 [ 874.491043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.491075][ T32] INFO: task kworker/1:158:3514 blocked for more than 451 seconds. [ 874.491110][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.491135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.491157][ T32] task:kworker/1:158 state:D stack:0 pid:3514 tgid:3514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.491234][ T32] Workqueue: events bpf_prog_free_deferred [ 874.491287][ T32] Call trace: [ 874.491347][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.491458][ T32] r10:8291a684 r9:dfe49d84 r8:00000002 r7:60000113 r6:dfe49d8c r5:84bac800 [ 874.491489][ T32] r4:84bac800 [ 874.491545][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.491622][ T32] r5:84bac800 r4:8291a680 [ 874.491648][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.491689][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.491735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe49e08 [ 874.491760][ T32] r4:00000000 [ 874.491782][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.491844][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.491889][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.491932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb180 [ 874.491956][ T32] r4:00000000 [ 874.491976][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.492028][ T32] r9:83018205 r8:84bac800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 874.492095][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.492169][ T32] r5:00001000 r4:df96f000 [ 874.492196][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.492240][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.492334][ T32] r5:8437878c r4:84378400 [ 874.492356][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.492442][ T32] r7:ddde2d80 r6:83018200 r5:8437878c r4:84bf7a00 [ 874.492465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.492514][ T32] r10:61c88647 r9:84bac800 r8:84bf7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.492552][ T32] r4:84bf7a00 [ 874.492602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.492657][ T32] r10:00000000 r9:84bf7a00 r8:80287e08 r7:dfff5e60 r6:848c4480 r5:84bac800 [ 874.492681][ T32] r4:00000001 [ 874.492755][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.492798][ T32] Exception stack(0xdfe49fb0 to 0xdfe49ff8) [ 874.492826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.492855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.492883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.492955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.493012][ T32] r4:848cb200 [ 874.493224][ T32] INFO: task kworker/1:158:3514 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.493259][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.493321][ T32] Workqueue: events bpf_prog_free_deferred [ 874.493401][ T32] Call trace: [ 874.493435][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.493515][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.493563][ T32] r4:00000000 [ 874.493632][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.493707][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.493741][ T32] 1d20: b71f4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.493772][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.493797][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.493824][ T32] r5:80050013 r4:80239bb0 [ 874.493844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.493888][ T32] r4:82ac21e4 [ 874.493909][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.493953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.493976][ T32] r4:dff71dc0 [ 874.494012][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.494072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.494096][ T32] r4:00000000 [ 874.494117][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.494162][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.494183][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.494250][ T32] r5:00001000 r4:dfb07000 [ 874.494277][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.494326][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.494370][ T32] r5:8455378c r4:84553400 [ 874.494390][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.494438][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.494490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.494574][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.494603][ T32] r4:8483a980 [ 874.494624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.494671][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.494694][ T32] r4:00000001 [ 874.494713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.494778][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.494808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.494838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.494866][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.494896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.494946][ T32] r4:84839400 [ 874.494972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.495001][ T32] INFO: task kworker/1:159:3516 blocked for more than 451 seconds. [ 874.495058][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.495087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.495108][ T32] task:kworker/1:159 state:D stack:0 pid:3516 tgid:3516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.495155][ T32] Workqueue: events bpf_prog_free_deferred [ 874.495224][ T32] Call trace: [ 874.495289][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.495347][ T32] r10:8291a684 r9:dfe5dd84 r8:00000002 r7:60000013 r6:dfe5dd8c r5:84bad400 [ 874.495372][ T32] r4:84bad400 [ 874.495421][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.495472][ T32] r5:84bad400 r4:8291a680 [ 874.495492][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.495537][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.495584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe5de08 [ 874.495608][ T32] r4:00000000 [ 874.495628][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.495674][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.495760][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.495810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb300 [ 874.495876][ T32] r4:00000000 [ 874.495955][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.496008][ T32] r9:83018205 r8:84bad400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 874.496030][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.496099][ T32] r5:00001000 r4:df9ab000 [ 874.496150][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.496194][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.496238][ T32] r5:84378b8c r4:84378800 [ 874.496258][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.496390][ T32] r7:ddde2d80 r6:83018200 r5:84378b8c r4:84bf7a80 [ 874.496418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.496468][ T32] r10:61c88647 r9:84bad400 r8:84bf7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.496492][ T32] r4:84bf7a80 [ 874.496551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.496609][ T32] r10:00000000 r9:84bf7a80 r8:80287e08 r7:dfff5e60 r6:848c4500 r5:84bad400 [ 874.496633][ T32] r4:00000001 [ 874.496679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.496721][ T32] Exception stack(0xdfe5dfb0 to 0xdfe5dff8) [ 874.496749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.496778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.496805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.496837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.496859][ T32] r4:848cb380 [ 874.497035][ T32] INFO: task kworker/1:159:3516 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.497073][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.497132][ T32] Workqueue: events bpf_prog_free_deferred [ 874.497178][ T32] Call trace: [ 874.497207][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.497259][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.497283][ T32] r4:00000000 [ 874.497329][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.497381][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.497412][ T32] 1d20: b71f4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.497442][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.497468][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.497492][ T32] r5:80050013 r4:80239bb0 [ 874.497512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.497560][ T32] r4:82ac21e4 [ 874.497608][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.497658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.497681][ T32] r4:dff71dc0 [ 874.497703][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.497781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.497806][ T32] r4:00000000 [ 874.497828][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.497877][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.497927][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.497978][ T32] r5:00001000 r4:dfb07000 [ 874.497999][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.498038][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.498087][ T32] r5:8455378c r4:84553400 [ 874.498107][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.498155][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.498203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.498272][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.498310][ T32] r4:8483a980 [ 874.498333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.531638][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.531688][ T32] r4:00000001 [ 874.531715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.531785][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.531823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.531856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.531897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.531948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.531975][ T32] r4:84839400 [ 874.532004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.532090][ T32] INFO: task kworker/1:160:3518 blocked for more than 451 seconds. [ 874.532136][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.532165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.532191][ T32] task:kworker/1:160 state:D stack:0 pid:3518 tgid:3518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.532383][ T32] Workqueue: events bpf_prog_free_deferred [ 874.532784][ T32] Call trace: [ 874.532863][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.532970][ T32] r10:8291a684 r9:dfe89d84 r8:00000002 r7:60000013 r6:dfe89d8c r5:84bae000 [ 874.533017][ T32] r4:84bae000 [ 874.533059][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.533145][ T32] r5:84bae000 r4:8291a680 [ 874.533188][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.533269][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.533375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe89e08 [ 874.533425][ T32] r4:00000000 [ 874.533469][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.533544][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.533628][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.533716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb440 [ 874.533820][ T32] r4:00000000 [ 874.533987][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.534098][ T32] r9:83018205 r8:84bae000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 874.534145][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.534235][ T32] r5:00001000 r4:df9c3000 [ 874.534281][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.534375][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.534458][ T32] r5:84378f8c r4:84378c00 [ 874.534502][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.534598][ T32] r7:ddde2d80 r6:83018200 r5:84378f8c r4:84bf7b00 [ 874.534662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.534768][ T32] r10:61c88647 r9:84bae000 r8:84bf7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.534818][ T32] r4:84bf7b00 [ 874.534995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.535101][ T32] r10:00000000 r9:84bf7b00 r8:80287e08 r7:dfff5e60 r6:848c4580 r5:84bae000 [ 874.535154][ T32] r4:00000001 [ 874.535198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.535269][ T32] Exception stack(0xdfe89fb0 to 0xdfe89ff8) [ 874.535335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.535395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.535452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.535632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.535694][ T32] r4:848cb240 [ 874.536354][ T32] INFO: task kworker/1:160:3518 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.536434][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.536559][ T32] Workqueue: events bpf_prog_free_deferred [ 874.536650][ T32] Call trace: [ 874.536720][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.536833][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.536882][ T32] r4:00000000 [ 874.536923][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.537057][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.537174][ T32] 1d20: b7c21000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.537244][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.537306][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.537361][ T32] r5:80050013 r4:80239bb0 [ 874.537408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.537493][ T32] r4:82ac21e4 [ 874.537590][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.537987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.538096][ T32] r4:dff71dc0 [ 874.538147][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.538236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.538540][ T32] r4:00000000 [ 874.559096][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.559265][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.559330][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.559433][ T32] r5:00001000 r4:dfb07000 [ 874.559479][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.559563][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.559647][ T32] r5:8455378c r4:84553400 [ 874.559691][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.559781][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.559823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.559915][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.559962][ T32] r4:8483a980 [ 874.560005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.560101][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.560150][ T32] r4:00000001 [ 874.560194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.560395][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.560491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.560565][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.560627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.560690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.560738][ T32] r4:84839400 [ 874.560896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.560970][ T32] INFO: task kworker/1:161:3520 blocked for more than 451 seconds. [ 874.561302][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.561369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.561446][ T32] task:kworker/1:161 state:D stack:0 pid:3520 tgid:3520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.561580][ T32] Workqueue: events bpf_prog_free_deferred [ 874.561687][ T32] Call trace: [ 874.561758][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.561863][ T32] r10:8291a684 r9:dfeb9d84 r8:00000002 r7:60000013 r6:dfeb9d8c r5:84baec00 [ 874.561912][ T32] r4:84baec00 [ 874.561956][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.562046][ T32] r5:84baec00 r4:8291a680 [ 874.562091][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.562169][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.562256][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfeb9e08 [ 874.562335][ T32] r4:00000000 [ 874.562390][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.562466][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.562675][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.562787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb500 [ 874.562878][ T32] r4:00000000 [ 874.562996][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.563299][ T32] r9:83018205 r8:84baec00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 874.563368][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.563462][ T32] r5:00001000 r4:dfb63000 [ 874.563510][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.563602][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.563690][ T32] r5:8437938c r4:84379000 [ 874.563735][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.563834][ T32] r7:ddde2d80 r6:83018200 r5:8437938c r4:84bf7b80 [ 874.563901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.564007][ T32] r10:61c88647 r9:84baec00 r8:84bf7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.564059][ T32] r4:84bf7b80 [ 874.564100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.564189][ T32] r10:00000000 r9:84bf7b80 r8:80287e08 r7:dfff5e60 r6:848c4600 r5:84baec00 [ 874.564238][ T32] r4:00000001 [ 874.564750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.564848][ T32] Exception stack(0xdfeb9fb0 to 0xdfeb9ff8) [ 874.564911][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.564974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.565033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.565099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.565147][ T32] r4:848cb140 [ 874.565725][ T32] INFO: task kworker/1:161:3520 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.565814][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.565937][ T32] Workqueue: events bpf_prog_free_deferred [ 874.566039][ T32] Call trace: [ 874.566099][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.566203][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.566257][ T32] r4:00000000 [ 874.566310][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.566397][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.566460][ T32] 1d20: b7d8f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.566526][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.566587][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.566640][ T32] r5:80050013 r4:80239bb0 [ 874.566686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.566775][ T32] r4:82ac21e4 [ 874.566818][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.566909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.566958][ T32] r4:dff71dc0 [ 874.566999][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.567091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.567140][ T32] r4:00000000 [ 874.567184][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.567290][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.567339][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.567431][ T32] r5:00001000 r4:dfb07000 [ 874.567477][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.567562][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.567652][ T32] r5:8455378c r4:84553400 [ 874.567695][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.567794][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.567842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.567937][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.567985][ T32] r4:8483a980 [ 874.568026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.568118][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.568194][ T32] r4:00000001 [ 874.568247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.589410][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.589588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.589656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.589728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.589803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.589873][ T32] r4:84839400 [ 874.589934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.590017][ T32] INFO: task kworker/1:162:3522 blocked for more than 451 seconds. [ 874.590090][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.590143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.590193][ T32] task:kworker/1:162 state:D stack:0 pid:3522 tgid:3522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.590337][ T32] Workqueue: events bpf_prog_free_deferred [ 874.590463][ T32] Call trace: [ 874.590578][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.590694][ T32] r10:8291a684 r9:e0021d84 r8:00000002 r7:60000113 r6:e0021d8c r5:84ad0c00 [ 874.590758][ T32] r4:84ad0c00 [ 874.590804][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.590894][ T32] r5:84ad0c00 r4:8291a680 [ 874.590940][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.591020][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.591108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0021e08 [ 874.591161][ T32] r4:00000000 [ 874.591207][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.591289][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.591414][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.591524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb640 [ 874.591578][ T32] r4:00000000 [ 874.591625][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.591724][ T32] r9:83018205 r8:84ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 874.591772][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.591860][ T32] r5:00001000 r4:dfb77000 [ 874.591903][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.592010][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.592131][ T32] r5:8437978c r4:84379400 [ 874.592179][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.592317][ T32] r7:ddde2d80 r6:83018200 r5:8437978c r4:84bf7c00 [ 874.592371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.592626][ T32] r10:61c88647 r9:84ad0c00 r8:84bf7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.592691][ T32] r4:84bf7c00 [ 874.592736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.592834][ T32] r10:00000000 r9:84bf7c00 r8:80287e08 r7:dfff5e60 r6:848c4680 r5:84ad0c00 [ 874.592882][ T32] r4:00000001 [ 874.592924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.593002][ T32] Exception stack(0xe0021fb0 to 0xe0021ff8) [ 874.593059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.593120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.593178][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.593400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.593460][ T32] r4:848cb540 [ 874.594010][ T32] INFO: task kworker/1:162:3522 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.594090][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.594288][ T32] Workqueue: events bpf_prog_free_deferred [ 874.594402][ T32] Call trace: [ 874.594469][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.594578][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.594639][ T32] r4:00000000 [ 874.594682][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.594760][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.594818][ T32] 1d20: b7f0d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.594876][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.594927][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.594978][ T32] r5:80050013 r4:80239bb0 [ 874.595022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.595109][ T32] r4:82ac21e4 [ 874.595152][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.595240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.595296][ T32] r4:dff71dc0 [ 874.595342][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.595432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.595522][ T32] r4:00000000 [ 874.595578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.595672][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.595733][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.595826][ T32] r5:00001000 r4:dfb07000 [ 874.595874][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.595968][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.596053][ T32] r5:8455378c r4:84553400 [ 874.596095][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.596191][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.596236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.596371][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.596420][ T32] r4:8483a980 [ 874.596462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.596560][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.596609][ T32] r4:00000001 [ 874.596651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.596728][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.596784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.596860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.596932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.596995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.597045][ T32] r4:84839400 [ 874.597086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.597136][ T32] INFO: task kworker/1:163:3524 blocked for more than 451 seconds. [ 874.597195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.597245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.597361][ T32] task:kworker/1:163 state:D stack:0 pid:3524 tgid:3524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.597498][ T32] Workqueue: events bpf_prog_free_deferred [ 874.597588][ T32] Call trace: [ 874.597654][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.597751][ T32] r10:8291a684 r9:e0029d84 r8:00000002 r7:60000113 r6:e0029d8c r5:84ad0000 [ 874.597800][ T32] r4:84ad0000 [ 874.597844][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.597931][ T32] r5:84ad0000 r4:8291a680 [ 874.597974][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.598053][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.598144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0029e08 [ 874.598193][ T32] r4:00000000 [ 874.598235][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.598322][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.624668][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.624893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cb780 [ 874.624950][ T32] r4:00000000 [ 874.624997][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.625098][ T32] r9:83018205 r8:84ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 874.625149][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.625246][ T32] r5:00001000 r4:dfb8d000 [ 874.625305][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.625390][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.625479][ T32] r5:84379b8c r4:84379800 [ 874.625526][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.625628][ T32] r7:ddde2d80 r6:83018200 r5:84379b8c r4:84bf7c80 [ 874.625675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.625769][ T32] r10:61c88647 r9:84ad0000 r8:84bf7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.625836][ T32] r4:84bf7c80 [ 874.625891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.625991][ T32] r10:00000000 r9:84bf7c80 r8:80287e08 r7:dfff5e60 r6:848c4700 r5:84ad0000 [ 874.626045][ T32] r4:00000001 [ 874.626089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.626170][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 874.626236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.626326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.626393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.626459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.626508][ T32] r4:848cb680 [ 874.627089][ T32] INFO: task kworker/1:163:3524 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.627163][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.627317][ T32] Workqueue: events bpf_prog_free_deferred [ 874.627473][ T32] Call trace: [ 874.627547][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.627658][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.627740][ T32] r4:00000000 [ 874.627805][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.627900][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.628020][ T32] 1d20: b8200000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.628092][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.628148][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.628202][ T32] r5:80050013 r4:80239bb0 [ 874.628296][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.646517][ T32] r4:82ac21e4 [ 874.646646][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.646784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.646855][ T32] r4:dff71dc0 [ 874.646909][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.647004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.647054][ T32] r4:00000000 [ 874.647098][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.647195][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.647243][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.647347][ T32] r5:00001000 r4:dfb07000 [ 874.647394][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.647478][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.647594][ T32] r5:8455378c r4:84553400 [ 874.647651][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.647753][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.647801][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.647899][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.647947][ T32] r4:8483a980 [ 874.647990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.648089][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.648141][ T32] r4:00000001 [ 874.648185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.648311][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.648435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.653067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.653144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.653215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.653267][ T32] r4:84839400 [ 874.653331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.653393][ T32] INFO: task kworker/1:164:3526 blocked for more than 451 seconds. [ 874.653491][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.653553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.653603][ T32] task:kworker/1:164 state:D stack:0 pid:3526 tgid:3526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.653722][ T32] Workqueue: events bpf_prog_free_deferred [ 874.653843][ T32] Call trace: [ 874.653917][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.654026][ T32] r10:8291a684 r9:dffddd84 r8:00000002 r7:60000113 r6:dffddd8c r5:84bbe000 [ 874.654075][ T32] r4:84bbe000 [ 874.654143][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.654251][ T32] r5:84bbe000 r4:8291a680 [ 874.654316][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.654398][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.654491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dffdde08 [ 874.654544][ T32] r4:00000000 [ 874.654592][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.654672][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.654756][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.654843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cbac0 [ 874.654892][ T32] r4:00000000 [ 874.654938][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.655033][ T32] r9:83018205 r8:84bbe000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 874.655082][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.655247][ T32] r5:00001000 r4:dfbb9000 [ 874.655312][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.655404][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.655494][ T32] r5:8437a38c r4:8437a000 [ 874.655542][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.655646][ T32] r7:ddde2d80 r6:83018200 r5:8437a38c r4:84bf7d00 [ 874.655696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.655794][ T32] r10:61c88647 r9:84bbe000 r8:84bf7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.655859][ T32] r4:84bf7d00 [ 874.655904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.656002][ T32] r10:00000000 r9:84bf7d00 r8:80287e08 r7:dfff5e60 r6:84bf7d80 r5:84bbe000 [ 874.656049][ T32] r4:00000001 [ 874.656091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.656171][ T32] Exception stack(0xdffddfb0 to 0xdffddff8) [ 874.656229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.656332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.656393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.656459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.656507][ T32] r4:848cb980 [ 874.657075][ T32] INFO: task kworker/1:164:3526 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.657148][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.657270][ T32] Workqueue: events bpf_prog_free_deferred [ 874.657380][ T32] Call trace: [ 874.657445][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.657551][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.657604][ T32] r4:00000000 [ 874.657649][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.657731][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.657791][ T32] 1d20: b8531000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.657854][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.657907][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.657959][ T32] r5:80050013 r4:80239bb0 [ 874.658061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.658188][ T32] r4:82ac21e4 [ 874.658242][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.658344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.678120][ T32] r4:dff71dc0 [ 874.678262][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.679008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.679116][ T32] r4:00000000 [ 874.679167][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.679296][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.679348][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.679446][ T32] r5:00001000 r4:dfb07000 [ 874.679492][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.679579][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.679691][ T32] r5:8455378c r4:84553400 [ 874.679746][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.679852][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.679897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.679995][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.680043][ T32] r4:8483a980 [ 874.680087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.680185][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.680234][ T32] r4:00000001 [ 874.680323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.680408][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.680473][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.680536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.680595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.680685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.680741][ T32] r4:84839400 [ 874.680792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.680851][ T32] INFO: task kworker/1:165:3530 blocked for more than 451 seconds. [ 874.680915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.680961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.681004][ T32] task:kworker/1:165 state:D stack:0 pid:3530 tgid:3530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.681120][ T32] Workqueue: events bpf_prog_free_deferred [ 874.681210][ T32] Call trace: [ 874.681291][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.681398][ T32] r10:8291a684 r9:e002dd84 r8:00000002 r7:60000013 r6:e002dd8c r5:84bbec00 [ 874.681461][ T32] r4:84bbec00 [ 874.681509][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.681600][ T32] r5:84bbec00 r4:8291a680 [ 874.681663][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.681752][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.681846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e002de08 [ 874.681897][ T32] r4:00000000 [ 874.681939][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.682013][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.682084][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.682170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c2c0 [ 874.682217][ T32] r4:00000000 [ 874.682259][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.682379][ T32] r9:83018205 r8:84bbec00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 874.682432][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.682520][ T32] r5:00001000 r4:dfc2d000 [ 874.682569][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.682809][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.682909][ T32] r5:8437b78c r4:8437b400 [ 874.682957][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.683051][ T32] r7:ddde2d80 r6:83018200 r5:8437b78c r4:84bf7e00 [ 874.683095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.683190][ T32] r10:61c88647 r9:84bbec00 r8:84bf7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.683238][ T32] r4:84bf7e00 [ 874.683292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.683387][ T32] r10:00000000 r9:84bf7e00 r8:80287e08 r7:dfff5e60 r6:84bf7e80 r5:84bbec00 [ 874.683436][ T32] r4:00000001 [ 874.683507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.683594][ T32] Exception stack(0xe002dfb0 to 0xe002dff8) [ 874.683653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.683715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.683772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.683835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.683912][ T32] r4:848cbb40 [ 874.684508][ T32] INFO: task kworker/1:165:3530 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.684599][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.684726][ T32] Workqueue: events bpf_prog_free_deferred [ 874.684818][ T32] Call trace: [ 874.685059][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.685168][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.685219][ T32] r4:00000000 [ 874.685263][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.685357][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.685417][ T32] 1d20: b87b9000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.685480][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.685535][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.685586][ T32] r5:80050013 r4:80239bb0 [ 874.685631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.685716][ T32] r4:82ac21e4 [ 874.685887][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.685990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.686041][ T32] r4:dff71dc0 [ 874.686082][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.686172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.686219][ T32] r4:00000000 [ 874.686283][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.686387][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.686432][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.686519][ T32] r5:00001000 r4:dfb07000 [ 874.686564][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.686642][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.686729][ T32] r5:8455378c r4:84553400 [ 874.686771][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.686869][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.686914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.687007][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.687052][ T32] r4:8483a980 [ 874.687095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.687183][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.687228][ T32] r4:00000001 [ 874.687266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.687348][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.687403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.687473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.687618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.687692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.687742][ T32] r4:84839400 [ 874.687787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.687844][ T32] INFO: task kworker/1:166:3531 blocked for more than 451 seconds. [ 874.687993][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.688055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.688196][ T32] task:kworker/1:166 state:D stack:0 pid:3531 tgid:3531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.719584][ T32] Workqueue: events bpf_prog_free_deferred [ 874.719989][ T32] Call trace: [ 874.720064][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.720183][ T32] r10:8291a684 r9:dfdd9d84 r8:00000002 r7:60000113 r6:dfdd9d8c r5:84bbd400 [ 874.720237][ T32] r4:84bbd400 [ 874.720328][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.720522][ T32] r5:84bbd400 r4:8291a680 [ 874.720735][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.721035][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.721142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdd9e08 [ 874.721288][ T32] r4:00000000 [ 874.721524][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.721614][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.721696][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.721781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cbe00 [ 874.721941][ T32] r4:00000000 [ 874.722153][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.722266][ T32] r9:83018205 r8:84bbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 874.722329][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.722420][ T32] r5:00001000 r4:dfbe5000 [ 874.722532][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.722815][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.723137][ T32] r5:8437ab8c r4:8437a800 [ 874.723350][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.723463][ T32] r7:ddde2d80 r6:83018200 r5:8437ab8c r4:84bf7f00 [ 874.723688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.723853][ T32] r10:61c88647 r9:84bbd400 r8:84bf7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.723915][ T32] r4:84bf7f00 [ 874.724234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.724403][ T32] r10:00000000 r9:84bf7f00 r8:80287e08 r7:e002de60 r6:84bf7f80 r5:84bbd400 [ 874.724533][ T32] r4:00000001 [ 874.724593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.724676][ T32] Exception stack(0xdfdd9fb0 to 0xdfdd9ff8) [ 874.724737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.724797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.724875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.724943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.724991][ T32] r4:848cbb40 [ 874.725573][ T32] INFO: task kworker/1:166:3531 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.725650][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.725886][ T32] Workqueue: events bpf_prog_free_deferred [ 874.726028][ T32] Call trace: [ 874.726094][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.726202][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.726284][ T32] r4:00000000 [ 874.726342][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.726438][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.726500][ T32] 1d20: b8a53000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.726566][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.726622][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.726705][ T32] r5:80050013 r4:80239bb0 [ 874.726776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.726872][ T32] r4:82ac21e4 [ 874.726919][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.727038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.727103][ T32] r4:dff71dc0 [ 874.727147][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.727248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.727306][ T32] r4:00000000 [ 874.727381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.727512][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.727566][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.727685][ T32] r5:00001000 r4:dfb07000 [ 874.727737][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.727820][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.727908][ T32] r5:8455378c r4:84553400 [ 874.727951][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.728078][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.728135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.728332][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.750611][ T32] r4:8483a980 [ 874.750743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.750918][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.750980][ T32] r4:00000001 [ 874.751142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.751260][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.751344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.751408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.751473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.751536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.751587][ T32] r4:84839400 [ 874.751639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.751715][ T32] INFO: task kworker/1:167:3534 blocked for more than 451 seconds. [ 874.751783][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.751891][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.751946][ T32] task:kworker/1:167 state:D stack:0 pid:3534 tgid:3534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.752104][ T32] Workqueue: events bpf_prog_free_deferred [ 874.752210][ T32] Call trace: [ 874.752352][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.752432][ T32] r10:8291a684 r9:e0039d84 r8:00000002 r7:60000013 r6:e0039d8c r5:84bba400 [ 874.752460][ T32] r4:84bba400 [ 874.752512][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.752569][ T32] r5:84bba400 r4:8291a680 [ 874.752620][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.752666][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.752712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0039e08 [ 874.752735][ T32] r4:00000000 [ 874.752757][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.752793][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.752864][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.752911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cbec0 [ 874.752935][ T32] r4:00000000 [ 874.752955][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.753003][ T32] r9:83018205 r8:84bba400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 874.753025][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.753096][ T32] r5:00001000 r4:dfbfd000 [ 874.753158][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.753207][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.753253][ T32] r5:8437af8c r4:8437ac00 [ 874.753283][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.753333][ T32] r7:ddde2d80 r6:83018200 r5:8437af8c r4:84bf7500 [ 874.753392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.753446][ T32] r10:61c88647 r9:84bba400 r8:84bf752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.753495][ T32] r4:84bf7500 [ 874.753519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.753571][ T32] r10:00000000 r9:84bf7500 r8:80287e08 r7:e002de60 r6:84bf7180 r5:84bba400 [ 874.753664][ T32] r4:00000001 [ 874.753699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.753743][ T32] Exception stack(0xe0039fb0 to 0xe0039ff8) [ 874.753819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.753909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.753941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.753973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.754022][ T32] r4:848cbf00 [ 874.754365][ T32] INFO: task kworker/1:167:3534 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.754401][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.754538][ T32] Workqueue: events bpf_prog_free_deferred [ 874.754586][ T32] Call trace: [ 874.754616][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.754670][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.754693][ T32] r4:00000000 [ 874.754769][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.754880][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.754914][ T32] 1d20: b8cfa000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.754945][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.754971][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.755008][ T32] r5:80050013 r4:80239bb0 [ 874.755034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.755078][ T32] r4:82ac21e4 [ 874.755099][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.755142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.755204][ T32] r4:dff71dc0 [ 874.755258][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.755347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.755377][ T32] r4:00000000 [ 874.755436][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.755486][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.755520][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.755622][ T32] r5:00001000 r4:dfb07000 [ 874.755646][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.755723][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.755842][ T32] r5:8455378c r4:84553400 [ 874.755902][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.755984][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.756011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.756062][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.756085][ T32] r4:8483a980 [ 874.756106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.756193][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.756241][ T32] r4:00000001 [ 874.756318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.756375][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.756404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.756434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.756461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.756523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.756552][ T32] r4:84839400 [ 874.756578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.756642][ T32] INFO: task kworker/1:168:3536 blocked for more than 451 seconds. [ 874.756679][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.756715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.756769][ T32] task:kworker/1:168 state:D stack:0 pid:3536 tgid:3536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.756874][ T32] Workqueue: events bpf_prog_free_deferred [ 874.756959][ T32] Call trace: [ 874.757017][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.757077][ T32] r10:8291a684 r9:e003dd84 r8:00000002 r7:60000013 r6:e003dd8c r5:84bb6c00 [ 874.757101][ T32] r4:84bb6c00 [ 874.757149][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.757198][ T32] r5:84bb6c00 r4:8291a680 [ 874.757219][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.757258][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.757313][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e003de08 [ 874.757336][ T32] r4:00000000 [ 874.757357][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.757394][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.757429][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.757471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c040 [ 874.757493][ T32] r4:00000000 [ 874.757553][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.757644][ T32] r9:83018205 r8:84bb6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 874.757672][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.757716][ T32] r5:00001000 r4:dfc19000 [ 874.757762][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.757808][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.757853][ T32] r5:8437b38c r4:8437b000 [ 874.757889][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.757939][ T32] r7:ddde2d80 r6:83018200 r5:8437b38c r4:84bf7200 [ 874.757960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.758009][ T32] r10:61c88647 r9:84bb6c00 r8:84bf722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.758032][ T32] r4:84bf7200 [ 874.758079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.758160][ T32] r10:00000000 r9:84bf7200 r8:80287e08 r7:e002de60 r6:84bf7280 r5:84bb6c00 [ 874.758217][ T32] r4:00000001 [ 874.758267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.758344][ T32] Exception stack(0xe003dfb0 to 0xe003dff8) [ 874.777672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.777857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.777921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.778013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.778071][ T32] r4:8433c100 [ 874.778917][ T32] INFO: task kworker/1:168:3536 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.779021][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.779190][ T32] Workqueue: events bpf_prog_free_deferred [ 874.779336][ T32] Call trace: [ 874.779466][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.779607][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.779681][ T32] r4:00000000 [ 874.779731][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.779814][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.779870][ T32] 1d20: b9356000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.779932][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.780013][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.780067][ T32] r5:80050013 r4:80239bb0 [ 874.780116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.780203][ T32] r4:82ac21e4 [ 874.780353][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.780455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.780505][ T32] r4:dff71dc0 [ 874.780550][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.780665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.780732][ T32] r4:00000000 [ 874.780784][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.780884][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.780963][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.781050][ T32] r5:00001000 r4:dfb07000 [ 874.781119][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.781227][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.781326][ T32] r5:8455378c r4:84553400 [ 874.781375][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.781470][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.781520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.781613][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.781686][ T32] r4:8483a980 [ 874.781743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.781839][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.781882][ T32] r4:00000001 [ 874.781998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.782097][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.782183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.782278][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.782349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.782403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.782455][ T32] r4:84839400 [ 874.782499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.782573][ T32] INFO: task kworker/1:169:3538 blocked for more than 451 seconds. [ 874.782645][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.782691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.782739][ T32] task:kworker/1:169 state:D stack:0 pid:3538 tgid:3538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.782845][ T32] Workqueue: events bpf_prog_free_deferred [ 874.782955][ T32] Call trace: [ 874.783031][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.783149][ T32] r10:8291a684 r9:e0041d84 r8:00000002 r7:60000013 r6:e0041d8c r5:84bbbc00 [ 874.783220][ T32] r4:84bbbc00 [ 874.783266][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.783368][ T32] r5:84bbbc00 r4:8291a680 [ 874.783441][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.783550][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.783641][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0041e08 [ 874.783693][ T32] r4:00000000 [ 874.783772][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.783851][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.783944][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.784060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c540 [ 874.784147][ T32] r4:00000000 [ 874.784204][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.784382][ T32] r9:83018205 r8:84bbbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 874.784499][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.784586][ T32] r5:00001000 r4:dfc57000 [ 874.784658][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.784787][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.784897][ T32] r5:8437bf8c r4:8437bc00 [ 874.784943][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.785061][ T32] r7:ddde2d80 r6:83018200 r5:8437bf8c r4:84bf7300 [ 874.785115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.785250][ T32] r10:61c88647 r9:84bbbc00 r8:84bf732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.785313][ T32] r4:84bf7300 [ 874.785350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.785439][ T32] r10:00000000 r9:84bf7300 r8:80287e08 r7:e002de60 r6:84bf7380 r5:84bbbc00 [ 874.785504][ T32] r4:00000001 [ 874.785548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.785633][ T32] Exception stack(0xe0041fb0 to 0xe0041ff8) [ 874.785690][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.785744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.785803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.785859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.785910][ T32] r4:8433c280 [ 874.786360][ T32] INFO: task kworker/1:169:3538 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.786444][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.786577][ T32] Workqueue: events bpf_prog_free_deferred [ 874.786707][ T32] Call trace: [ 874.786817][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.786924][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.786997][ T32] r4:00000000 [ 874.787038][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.787167][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.787318][ T32] 1d20: b9356000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.787384][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.787441][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.787525][ T32] r5:80050013 r4:80239bb0 [ 874.787585][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.787677][ T32] r4:82ac21e4 [ 874.787733][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.787828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.787875][ T32] r4:dff71dc0 [ 874.787916][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.788002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.788045][ T32] r4:00000000 [ 874.788088][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.788178][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.788248][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.822811][ T32] r5:00001000 r4:dfb07000 [ 874.822954][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.823094][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.823192][ T32] r5:8455378c r4:84553400 [ 874.823240][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.823357][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.823601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.823717][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.823784][ T32] r4:8483a980 [ 874.823838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.823945][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.824135][ T32] r4:00000001 [ 874.824191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.824326][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.824401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.824469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.824531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.824599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.824650][ T32] r4:84839400 [ 874.824704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.824771][ T32] INFO: task kworker/0:47:3540 blocked for more than 451 seconds. [ 874.824844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.824906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.824966][ T32] task:kworker/0:47 state:D stack:0 pid:3540 tgid:3540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.825091][ T32] Workqueue: events bpf_prog_free_deferred [ 874.825220][ T32] Call trace: [ 874.825311][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.825426][ T32] r10:8291a684 r9:e0045d84 r8:00000002 r7:60000113 r6:e0045d8c r5:84ad3000 [ 874.825478][ T32] r4:84ad3000 [ 874.825523][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.825649][ T32] r5:84ad3000 r4:8291a680 [ 874.825704][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.825925][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.826028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0045e08 [ 874.826136][ T32] r4:00000000 [ 874.826188][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.826292][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.826386][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.826524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84936d00 [ 874.826583][ T32] r4:00000000 [ 874.826632][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.826734][ T32] r9:83018005 r8:84ad3000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 874.826783][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.826873][ T32] r5:00001000 r4:dfbc9000 [ 874.826920][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.827008][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.827103][ T32] r5:8439438c r4:84394000 [ 874.827148][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.827251][ T32] r7:dddced80 r6:83018000 r5:8439438c r4:848c4780 [ 874.827313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.827415][ T32] r10:61c88647 r9:84ad3000 r8:848c47ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.827755][ T32] r4:848c4780 [ 874.827943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.828053][ T32] r10:00000000 r9:848c4780 r8:80287e08 r7:dff21e60 r6:848c4800 r5:84ad3000 [ 874.828104][ T32] r4:00000001 [ 874.828151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.828235][ T32] Exception stack(0xe0045fb0 to 0xe0045ff8) [ 874.828347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.845287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.845552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.845641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.845821][ T32] r4:848c33c0 [ 874.846430][ T32] INFO: task kworker/0:47:3540 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.846511][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.846837][ T32] Workqueue: events bpf_prog_free_deferred [ 874.846973][ T32] Call trace: [ 874.847082][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.847206][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.847263][ T32] r4:00000000 [ 874.847320][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.847425][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.847500][ T32] 1d20: b9bc2000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.847569][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.847629][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.847682][ T32] r5:80050013 r4:80239bb0 [ 874.847737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.847834][ T32] r4:82ac21e4 [ 874.847883][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.847977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.848032][ T32] r4:dff71dc0 [ 874.848115][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.848329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.848449][ T32] r4:00000000 [ 874.858871][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.859006][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.859046][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.859130][ T32] r5:00001000 r4:dfb07000 [ 874.859158][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.859236][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.859317][ T32] r5:8455378c r4:84553400 [ 874.859360][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.859467][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.859536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.859640][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.859695][ T32] r4:8483a980 [ 874.859735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.859832][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.859905][ T32] r4:00000001 [ 874.859955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.860029][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.860092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.860153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.860205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.860322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.860380][ T32] r4:84839400 [ 874.860434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.860511][ T32] INFO: task kworker/1:170:3542 blocked for more than 451 seconds. [ 874.860583][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.860633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.860682][ T32] task:kworker/1:170 state:D stack:0 pid:3542 tgid:3542 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.860791][ T32] Workqueue: events bpf_prog_free_deferred [ 874.860884][ T32] Call trace: [ 874.860956][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.861060][ T32] r10:8291a684 r9:e004dd84 r8:00000002 r7:60000113 r6:e004dd8c r5:84ad4800 [ 874.861109][ T32] r4:84ad4800 [ 874.861162][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.861268][ T32] r5:84ad4800 r4:8291a680 [ 874.861326][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.861406][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.861497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e004de08 [ 874.861553][ T32] r4:00000000 [ 874.861600][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.861674][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.861744][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.861832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c740 [ 874.861883][ T32] r4:00000000 [ 874.861922][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.862014][ T32] r9:83018205 r8:84ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 874.862065][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.862157][ T32] r5:00001000 r4:dfc83000 [ 874.862207][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.862293][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.862378][ T32] r5:84afff8c r4:84affc00 [ 874.862418][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.862522][ T32] r7:ddde2d80 r6:83018200 r5:84afff8c r4:84bf7400 [ 874.862616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.862722][ T32] r10:61c88647 r9:84ad4800 r8:84bf742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.862787][ T32] r4:84bf7400 [ 874.862833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.862923][ T32] r10:00000000 r9:84bf7400 r8:80287e08 r7:e0041e60 r6:848c4880 r5:84ad4800 [ 874.862973][ T32] r4:00000001 [ 874.863010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.863085][ T32] Exception stack(0xe004dfb0 to 0xe004dff8) [ 874.863144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.863198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.863270][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.863355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.863409][ T32] r4:8433c500 [ 874.863926][ T32] INFO: task kworker/1:170:3542 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.864002][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.864132][ T32] Workqueue: events bpf_prog_free_deferred [ 874.864233][ T32] Call trace: [ 874.864371][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.864478][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.864525][ T32] r4:00000000 [ 874.864573][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.864674][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.864735][ T32] 1d20: b9bc2000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.864796][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.864848][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.864897][ T32] r5:80050013 r4:80239bb0 [ 874.864971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.865059][ T32] r4:82ac21e4 [ 874.865099][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.865187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.865252][ T32] r4:dff71dc0 [ 874.865325][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.865432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.865490][ T32] r4:00000000 [ 874.865559][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.865653][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.865700][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.865782][ T32] r5:00001000 r4:dfb07000 [ 874.865827][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.865905][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.866044][ T32] r5:8455378c r4:84553400 [ 874.866161][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.866264][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.866355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.866452][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.866497][ T32] r4:8483a980 [ 874.866565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.866665][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.866762][ T32] r4:00000001 [ 874.866810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.866953][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.867048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.867111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.867215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.867288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.867337][ T32] r4:84839400 [ 874.867379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.867432][ T32] INFO: task kworker/1:171:3543 blocked for more than 451 seconds. [ 874.867661][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.867740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.867811][ T32] task:kworker/1:171 state:D stack:0 pid:3543 tgid:3543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.867910][ T32] Workqueue: events bpf_prog_free_deferred [ 874.868080][ T32] Call trace: [ 874.868217][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.901155][ T32] r10:8291a684 r9:e0051d84 r8:00000002 r7:60000113 r6:e0051d8c r5:84ad2400 [ 874.901356][ T32] r4:84ad2400 [ 874.901416][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.901548][ T32] r5:84ad2400 r4:8291a680 [ 874.901615][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.901705][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.901795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0051e08 [ 874.901854][ T32] r4:00000000 [ 874.901911][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.901991][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.902072][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.902152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c600 [ 874.902229][ T32] r4:00000000 [ 874.902288][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.902403][ T32] r9:83018205 r8:84ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 874.902457][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.902549][ T32] r5:00001000 r4:dfc6f000 [ 874.902600][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.902681][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.902766][ T32] r5:8495838c r4:84958000 [ 874.902821][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.902920][ T32] r7:ddde2d80 r6:83018200 r5:8495838c r4:84bf7480 [ 874.902967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.903062][ T32] r10:61c88647 r9:84ad2400 r8:84bf74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.903108][ T32] r4:84bf7480 [ 874.903163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.903258][ T32] r10:00000000 r9:84bf7480 r8:80287e08 r7:e004de60 r6:848c4900 r5:84ad2400 [ 874.903336][ T32] r4:00000001 [ 874.903380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.903490][ T32] Exception stack(0xe0051fb0 to 0xe0051ff8) [ 874.903580][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.903711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.903802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.903868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.903913][ T32] r4:8433c700 [ 874.904474][ T32] INFO: task kworker/1:171:3543 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.904548][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.904717][ T32] Workqueue: events bpf_prog_free_deferred [ 874.904870][ T32] Call trace: [ 874.904940][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.905042][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.905090][ T32] r4:00000000 [ 874.905156][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.905241][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.905315][ T32] 1d20: ba417000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.905384][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.905444][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.905492][ T32] r5:80050013 r4:80239bb0 [ 874.905537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.905623][ T32] r4:82ac21e4 [ 874.905662][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.905751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.905815][ T32] r4:dff71dc0 [ 874.905853][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.905939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.905985][ T32] r4:00000000 [ 874.906034][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.906135][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.906212][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.906313][ T32] r5:00001000 r4:dfb07000 [ 874.906386][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.906469][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.906581][ T32] r5:8455378c r4:84553400 [ 874.906695][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.906824][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.906878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.906978][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.907054][ T32] r4:8483a980 [ 874.907097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.907189][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.907242][ T32] r4:00000001 [ 874.907289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.907367][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.907422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.907479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.907540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.907597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.907643][ T32] r4:84839400 [ 874.907690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.907751][ T32] INFO: task kworker/1:172:3546 blocked for more than 451 seconds. [ 874.907817][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.907864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.907925][ T32] task:kworker/1:172 state:D stack:0 pid:3546 tgid:3546 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.908069][ T32] Workqueue: events bpf_prog_free_deferred [ 874.908212][ T32] Call trace: [ 874.908343][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.929040][ T32] r10:8291a684 r9:e0055d84 r8:00000002 r7:60000113 r6:e0055d8c r5:84ad3c00 [ 874.929117][ T32] r4:84ad3c00 [ 874.929161][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.929299][ T32] r5:84ad3c00 r4:8291a680 [ 874.929359][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.929444][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.929532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0055e08 [ 874.929581][ T32] r4:00000000 [ 874.929629][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.929719][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.929809][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.929903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433c940 [ 874.929947][ T32] r4:00000000 [ 874.929994][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.930086][ T32] r9:83018205 r8:84ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 874.930130][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.930221][ T32] r5:00001000 r4:dfc9f000 [ 874.930270][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.930362][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.930469][ T32] r5:8495878c r4:84958400 [ 874.930541][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.930651][ T32] r7:ddde2d80 r6:83018200 r5:8495878c r4:843b0000 [ 874.930701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.930799][ T32] r10:61c88647 r9:84ad3c00 r8:843b002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.930841][ T32] r4:843b0000 [ 874.930890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.930984][ T32] r10:00000000 r9:843b0000 r8:80287e08 r7:e004de60 r6:848c4980 r5:84ad3c00 [ 874.931044][ T32] r4:00000001 [ 874.931092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.931166][ T32] Exception stack(0xe0055fb0 to 0xe0055ff8) [ 874.931230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.931345][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.931406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.931487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.931545][ T32] r4:8433c840 [ 874.932084][ T32] INFO: task kworker/1:172:3546 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.932156][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.932322][ T32] Workqueue: events bpf_prog_free_deferred [ 874.932455][ T32] Call trace: [ 874.932529][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.932635][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.932690][ T32] r4:00000000 [ 874.932729][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.932813][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.932874][ T32] 1d20: ba57f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.932929][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.932985][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.933043][ T32] r5:80050013 r4:80239bb0 [ 874.933096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.933216][ T32] r4:82ac21e4 [ 874.933272][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.933370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.933442][ T32] r4:dff71dc0 [ 874.933484][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.933583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.933645][ T32] r4:00000000 [ 874.933725][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.933819][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.933894][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.933984][ T32] r5:00001000 r4:dfb07000 [ 874.934082][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.934166][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.934254][ T32] r5:8455378c r4:84553400 [ 874.934309][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.934405][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.934458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.934591][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.934675][ T32] r4:8483a980 [ 874.934723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.934814][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.934866][ T32] r4:00000001 [ 874.934905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.934978][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.935049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.935121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.935190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.935255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.935312][ T32] r4:84839400 [ 874.935380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.935467][ T32] INFO: task kworker/1:173:3548 blocked for more than 451 seconds. [ 874.935548][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.935595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.935688][ T32] task:kworker/1:173 state:D stack:0 pid:3548 tgid:3548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.935812][ T32] Workqueue: events bpf_prog_free_deferred [ 874.935895][ T32] Call trace: [ 874.935986][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.936097][ T32] r10:8291a684 r9:e0059d84 r8:00000002 r7:60000113 r6:e0059d8c r5:84ad5400 [ 874.936181][ T32] r4:84ad5400 [ 874.936257][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.936379][ T32] r5:84ad5400 r4:8291a680 [ 874.936437][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.936518][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.936646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0059e08 [ 874.936697][ T32] r4:00000000 [ 874.936760][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.936832][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.936903][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.937019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433ca00 [ 874.937072][ T32] r4:00000000 [ 874.937115][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.937206][ T32] r9:83018205 r8:84ad5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 874.937258][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.937356][ T32] r5:00001000 r4:dfcbb000 [ 874.937398][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.937474][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.937561][ T32] r5:84958b8c r4:84958800 [ 874.937605][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.937694][ T32] r7:ddde2d80 r6:83018200 r5:84958b8c r4:843b0080 [ 874.937740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.937837][ T32] r10:61c88647 r9:84ad5400 r8:843b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.937895][ T32] r4:843b0080 [ 874.937941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.938056][ T32] r10:00000000 r9:843b0080 r8:80287e08 r7:e0055e60 r6:848c4a00 r5:84ad5400 [ 874.938156][ T32] r4:00000001 [ 874.938211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.938289][ T32] Exception stack(0xe0059fb0 to 0xe0059ff8) [ 874.938349][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 874.959878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.959968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.960008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.960035][ T32] r4:8433c900 [ 874.960439][ T32] INFO: task kworker/1:173:3548 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.960494][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.960626][ T32] Workqueue: events bpf_prog_free_deferred [ 874.960726][ T32] Call trace: [ 874.960762][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.960859][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.960889][ T32] r4:00000000 [ 874.960911][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.960989][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.961049][ T32] 1d20: ba911000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.961085][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.961131][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.961160][ T32] r5:80050013 r4:80239bb0 [ 874.961204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.961287][ T32] r4:82ac21e4 [ 874.961315][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.961362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.961396][ T32] r4:dff71dc0 [ 874.961421][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.961471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.961511][ T32] r4:00000000 [ 874.961557][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.961632][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.961683][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.961754][ T32] r5:00001000 r4:dfb07000 [ 874.961780][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.961852][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.961924][ T32] r5:8455378c r4:84553400 [ 874.961969][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.962025][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.962058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.962111][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.962135][ T32] r4:8483a980 [ 874.962173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.962227][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.962263][ T32] r4:00000001 [ 874.962292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.962331][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.962379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.962414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.962442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.962492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.962519][ T32] r4:84839400 [ 874.962556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.962600][ T32] INFO: task kworker/1:174:3550 blocked for more than 452 seconds. [ 874.962661][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.962712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.962739][ T32] task:kworker/1:174 state:D stack:0 pid:3550 tgid:3550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.962825][ T32] Workqueue: events bpf_prog_free_deferred [ 874.962874][ T32] Call trace: [ 874.962932][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.962996][ T32] r10:8291a684 r9:e005dd84 r8:00000002 r7:60000113 r6:e005dd8c r5:84ad6000 [ 874.963045][ T32] r4:84ad6000 [ 874.963071][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.963125][ T32] r5:84ad6000 r4:8291a680 [ 874.963150][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.963191][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.963235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e005de08 [ 874.963295][ T32] r4:00000000 [ 874.963344][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.963387][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.963445][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.963516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433cc40 [ 874.963543][ T32] r4:00000000 [ 874.963566][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.963624][ T32] r9:83018205 r8:84ad6000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 874.963685][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.963766][ T32] r5:00001000 r4:dfe1f000 [ 874.963789][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.963833][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.963898][ T32] r5:84958f8c r4:84958c00 [ 874.963924][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.963994][ T32] r7:ddde2d80 r6:83018200 r5:84958f8c r4:843b0100 [ 874.964044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.964153][ T32] r10:61c88647 r9:84ad6000 r8:843b012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.964191][ T32] r4:843b0100 [ 874.964213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.964312][ T32] r10:00000000 r9:843b0100 r8:80287e08 r7:e0059e60 r6:848c4a80 r5:84ad6000 [ 874.964353][ T32] r4:00000001 [ 874.964375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.964454][ T32] Exception stack(0xe005dfb0 to 0xe005dff8) [ 874.964511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.964550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.964579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.964644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.964674][ T32] r4:8433c900 [ 874.964852][ T32] INFO: task kworker/1:174:3550 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.964886][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.964947][ T32] Workqueue: events bpf_prog_free_deferred [ 874.965017][ T32] Call trace: [ 874.965053][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.965108][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.965132][ T32] r4:00000000 [ 874.965163][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.965246][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.965289][ T32] 1d20: ba911000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.965321][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.965348][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.965372][ T32] r5:80050013 r4:80239bb0 [ 874.965408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.965456][ T32] r4:82ac21e4 [ 874.965497][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.965550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.965596][ T32] r4:dff71dc0 [ 874.965622][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.965669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.965728][ T32] r4:00000000 [ 874.965754][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.965801][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.965823][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.965868][ T32] r5:00001000 r4:dfb07000 [ 874.965888][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.965928][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.966027][ T32] r5:8455378c r4:84553400 [ 874.966060][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.966114][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.966149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.966204][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.966228][ T32] r4:8483a980 [ 874.966248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.966303][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.966329][ T32] r4:00000001 [ 874.966350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.966426][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.966474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.966533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.966567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.966600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.966624][ T32] r4:84839400 [ 874.966645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.966671][ T32] INFO: task kworker/0:48:3553 blocked for more than 452 seconds. [ 874.966702][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.966726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.966748][ T32] task:kworker/0:48 state:D stack:0 pid:3553 tgid:3553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.966838][ T32] Workqueue: events bpf_prog_free_deferred [ 874.966920][ T32] Call trace: [ 874.966979][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.967034][ T32] r10:8291a684 r9:e0061d84 r8:00000002 r7:60000113 r6:e0061d8c r5:84ad1800 [ 874.967057][ T32] r4:84ad1800 [ 874.967085][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.967161][ T32] r5:84ad1800 r4:8291a680 [ 874.967185][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.967226][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.967270][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0061e08 [ 874.967300][ T32] r4:00000000 [ 874.967321][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.967357][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.967392][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.967453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490b740 [ 874.967496][ T32] r4:00000000 [ 874.967541][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.967595][ T32] r9:83018005 r8:84ad1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 874.967628][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.967677][ T32] r5:00001000 r4:dfd4b000 [ 874.967697][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.967758][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.967807][ T32] r5:844b4f8c r4:844b4c00 [ 874.967829][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.967878][ T32] r7:dddced80 r6:83018000 r5:844b4f8c r4:848c4b00 [ 874.967899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.967967][ T32] r10:61c88647 r9:84ad1800 r8:848c4b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 874.968014][ T32] r4:848c4b00 [ 874.968040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.968087][ T32] r10:00000000 r9:848c4b00 r8:80287e08 r7:e0045e60 r6:848c4b80 r5:84ad1800 [ 874.968110][ T32] r4:00000001 [ 874.968129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.968165][ T32] Exception stack(0xe0061fb0 to 0xe0061ff8) [ 874.968216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.968250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.968329][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.988934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.989024][ T32] r4:847dc100 [ 874.989370][ T32] INFO: task kworker/0:48:3553 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.989410][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.989488][ T32] Workqueue: events bpf_prog_free_deferred [ 874.989595][ T32] Call trace: [ 874.989631][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.989695][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.989746][ T32] r4:00000000 [ 874.989776][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.989822][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.989855][ T32] 1d20: baeb1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.989886][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.989926][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.989957][ T32] r5:80050013 r4:80239bb0 [ 874.990006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.990058][ T32] r4:82ac21e4 [ 874.990081][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.990152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.990206][ T32] r4:dff71dc0 [ 874.990231][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.990277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.990312][ T32] r4:00000000 [ 874.990333][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.990396][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.990449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.990501][ T32] r5:00001000 r4:dfb07000 [ 874.990524][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.990566][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.990609][ T32] r5:8455378c r4:84553400 [ 874.990657][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.990713][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.990736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.990786][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.990809][ T32] r4:8483a980 [ 874.990855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.990909][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.990933][ T32] r4:00000001 [ 874.990953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.990991][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.991018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.991048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.991075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.991105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.991127][ T32] r4:84839400 [ 874.991148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.991217][ T32] INFO: task kworker/1:175:3554 blocked for more than 452 seconds. [ 874.991260][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.991297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.991321][ T32] task:kworker/1:175 state:D stack:0 pid:3554 tgid:3554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.991371][ T32] Workqueue: events bpf_prog_free_deferred [ 874.991452][ T32] Call trace: [ 874.991488][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.991540][ T32] r10:8291a684 r9:e0065d84 r8:00000002 r7:60000013 r6:e0065d8c r5:84bb4800 [ 874.991563][ T32] r4:84bb4800 [ 874.991584][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.991653][ T32] r5:84bb4800 r4:8291a680 [ 874.991679][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.991722][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.991766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0065e08 [ 874.991790][ T32] r4:00000000 [ 874.991810][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.991969][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.992028][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.992103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433cd40 [ 874.992157][ T32] r4:00000000 [ 874.992184][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.992233][ T32] r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 874.992256][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.992390][ T32] r5:00001000 r4:dfe4b000 [ 874.992426][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.992469][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.992513][ T32] r5:8495938c r4:84959000 [ 874.992538][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.992590][ T32] r7:ddde2d80 r6:83018200 r5:8495938c r4:843b0180 [ 874.992631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.992707][ T32] r10:61c88647 r9:84bb4800 r8:843b01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.992732][ T32] r4:843b0180 [ 874.992752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.992800][ T32] r10:00000000 r9:843b0180 r8:80287e08 r7:e005de60 r6:848c4c00 r5:84bb4800 [ 874.992824][ T32] r4:00000001 [ 874.992873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.992916][ T32] Exception stack(0xe0065fb0 to 0xe0065ff8) [ 874.992972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 874.993008][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.993063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.993098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.993122][ T32] r4:8433cc00 [ 874.993317][ T32] INFO: task kworker/1:175:3554 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.993353][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.993414][ T32] Workqueue: events bpf_prog_free_deferred [ 874.993462][ T32] Call trace: [ 874.993525][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.993585][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.993636][ T32] r4:00000000 [ 874.993685][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.993757][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.993790][ T32] 1d20: baeb1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.993848][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.993906][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.993936][ T32] r5:80050013 r4:80239bb0 [ 874.993984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.994071][ T32] r4:82ac21e4 [ 874.994123][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.994213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.994240][ T32] r4:dff71dc0 [ 874.994261][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.994318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.994341][ T32] r4:00000000 [ 874.994362][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.994408][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.994430][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.994473][ T32] r5:00001000 r4:dfb07000 [ 874.994494][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.994534][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.994602][ T32] r5:8455378c r4:84553400 [ 874.994628][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.994678][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 874.994701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.994775][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.994804][ T32] r4:8483a980 [ 874.994824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.994872][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 874.994895][ T32] r4:00000001 [ 874.994915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.994951][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 874.994978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 874.995034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.995067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.995097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.995146][ T32] r4:84839400 [ 874.995196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 874.995231][ T32] INFO: task kworker/1:176:3556 blocked for more than 452 seconds. [ 874.995262][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 874.995295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 874.995317][ T32] task:kworker/1:176 state:D stack:0 pid:3556 tgid:3556 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.995367][ T32] Workqueue: events bpf_prog_free_deferred [ 874.995437][ T32] Call trace: [ 874.995475][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 874.995526][ T32] r10:8291a684 r9:e006dd84 r8:00000002 r7:60000113 r6:e006dd8c r5:84ad6c00 [ 874.995550][ T32] r4:84ad6c00 [ 874.995571][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 874.995613][ T32] r5:84ad6c00 r4:8291a680 [ 874.995633][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 874.995673][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 874.995716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e006de08 [ 874.995740][ T32] r4:00000000 [ 874.995760][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 874.995794][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 874.995829][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.995872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b871c0 [ 874.995921][ T32] r4:00000000 [ 874.995948][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.995995][ T32] r9:83018205 r8:84ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 874.996018][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 874.996088][ T32] r5:00001000 r4:dfec1000 [ 874.996139][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 874.996209][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 874.996319][ T32] r5:8495a78c r4:8495a400 [ 874.996437][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 874.996507][ T32] r7:ddde2d80 r6:83018200 r5:8495a78c r4:843b0200 [ 874.996533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 874.996585][ T32] r10:61c88647 r9:84ad6c00 r8:843b022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 874.996650][ T32] r4:843b0200 [ 874.996702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 874.996755][ T32] r10:00000000 r9:843b0200 r8:80287e08 r7:e0065e60 r6:848c4c80 r5:84ad6c00 [ 874.996778][ T32] r4:00000001 [ 874.996801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 874.996838][ T32] Exception stack(0xe006dfb0 to 0xe006dff8) [ 874.996866][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 874.996896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 874.996923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 874.996974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 874.997022][ T32] r4:8433ccc0 [ 874.997201][ T32] INFO: task kworker/1:176:3556 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 874.997235][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 874.997305][ T32] Workqueue: events bpf_prog_free_deferred [ 874.997384][ T32] Call trace: [ 874.997443][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 874.997504][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 874.997529][ T32] r4:00000000 [ 874.997553][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 874.997621][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 874.997657][ T32] 1d20: baeb1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 874.997687][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 874.997760][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 874.997818][ T32] r5:80050013 r4:80239bb0 [ 874.997843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 874.997914][ T32] r4:82ac21e4 [ 874.997940][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 874.997987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 874.998011][ T32] r4:dff71dc0 [ 874.998031][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 874.998074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 874.998123][ T32] r4:00000000 [ 874.998148][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 874.998257][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 874.998315][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.035056][ T32] r5:00001000 r4:dfb07000 [ 875.035178][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.035257][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.035343][ T32] r5:8455378c r4:84553400 [ 875.035376][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.035433][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.035456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.035507][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.035531][ T32] r4:8483a980 [ 875.035555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.035650][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.035681][ T32] r4:00000001 [ 875.035704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.035745][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.035777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.035808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.035837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.035868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.035890][ T32] r4:84839400 [ 875.035914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.035947][ T32] INFO: task kworker/1:177:3558 blocked for more than 452 seconds. [ 875.035981][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.036007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.036030][ T32] task:kworker/1:177 state:D stack:0 pid:3558 tgid:3558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.036092][ T32] Workqueue: events bpf_prog_free_deferred [ 875.036138][ T32] Call trace: [ 875.036171][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.036252][ T32] r10:8291a684 r9:e0075d84 r8:00000002 r7:60000013 r6:e0075d8c r5:84a88c00 [ 875.036334][ T32] r4:84a88c00 [ 875.036378][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.036463][ T32] r5:84a88c00 r4:8291a680 [ 875.036499][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.036542][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.036587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0075e08 [ 875.036610][ T32] r4:00000000 [ 875.036635][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.036709][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.036754][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.036799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433cec0 [ 875.036823][ T32] r4:00000000 [ 875.036843][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.036914][ T32] r9:83018205 r8:84a88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 875.036942][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.036992][ T32] r5:00001000 r4:dfe65000 [ 875.037041][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.037101][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.037146][ T32] r5:8495978c r4:84959400 [ 875.037166][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.037212][ T32] r7:ddde2d80 r6:83018200 r5:8495978c r4:843b0280 [ 875.037234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.037324][ T32] r10:61c88647 r9:84a88c00 r8:843b02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.037353][ T32] r4:843b0280 [ 875.037374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.037422][ T32] r10:00000000 r9:843b0280 r8:80287e08 r7:e006de60 r6:848c4d00 r5:84a88c00 [ 875.037446][ T32] r4:00000001 [ 875.037466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.037502][ T32] Exception stack(0xe0075fb0 to 0xe0075ff8) [ 875.037529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.037559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.037613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.037650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.037674][ T32] r4:848cbf40 [ 875.038022][ T32] INFO: task kworker/1:177:3558 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.038061][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.038123][ T32] Workqueue: events bpf_prog_free_deferred [ 875.038170][ T32] Call trace: [ 875.038227][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.038294][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.038321][ T32] r4:00000000 [ 875.038342][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.038385][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.045052][ T32] 1d20: bba4e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.045140][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.045172][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.045203][ T32] r5:80050013 r4:80239bb0 [ 875.045228][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.045298][ T32] r4:82ac21e4 [ 875.045320][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.045392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.045493][ T32] r4:dff71dc0 [ 875.045537][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.045590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.045614][ T32] r4:00000000 [ 875.045635][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.045683][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.045707][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.045801][ T32] r5:00001000 r4:dfb07000 [ 875.045853][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.045926][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.045982][ T32] r5:8455378c r4:84553400 [ 875.046004][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.046097][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.046150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.046204][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.046229][ T32] r4:8483a980 [ 875.046250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.046331][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.046375][ T32] r4:00000001 [ 875.046421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.046465][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.046495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.046524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.046552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.046582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.046604][ T32] r4:84839400 [ 875.046627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.046659][ T32] INFO: task kworker/1:178:3559 blocked for more than 452 seconds. [ 875.046694][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.046719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.046743][ T32] task:kworker/1:178 state:D stack:0 pid:3559 tgid:3559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.046803][ T32] Workqueue: events bpf_prog_free_deferred [ 875.046873][ T32] Call trace: [ 875.046909][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.046963][ T32] r10:8291a684 r9:e0079d84 r8:00000002 r7:60000113 r6:e0079d8c r5:84a89800 [ 875.046986][ T32] r4:84a89800 [ 875.047006][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.047076][ T32] r5:84a89800 r4:8291a680 [ 875.047102][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.047144][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.047188][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0079e08 [ 875.047238][ T32] r4:00000000 [ 875.047263][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.047310][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.047347][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.047416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cbb40 [ 875.047445][ T32] r4:00000000 [ 875.047466][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.047538][ T32] r9:83018205 r8:84a89800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 875.047575][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.047624][ T32] r5:00001000 r4:dfe7f000 [ 875.047645][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.047685][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.047730][ T32] r5:84959b8c r4:84959800 [ 875.047750][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.047796][ T32] r7:ddde2d80 r6:83018200 r5:84959b8c r4:843b0300 [ 875.047844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.047901][ T32] r10:61c88647 r9:84a89800 r8:843b032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.047925][ T32] r4:843b0300 [ 875.047945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.048017][ T32] r10:00000000 r9:843b0300 r8:80287e08 r7:e006de60 r6:848c4d80 r5:84a89800 [ 875.048071][ T32] r4:00000001 [ 875.048121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.048188][ T32] Exception stack(0xe0079fb0 to 0xe0079ff8) [ 875.048222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.048252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.048343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.048378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.048403][ T32] r4:848cbf40 [ 875.054951][ T32] INFO: task kworker/1:178:3559 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.055048][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.055129][ T32] Workqueue: events bpf_prog_free_deferred [ 875.055194][ T32] Call trace: [ 875.055228][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.055324][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.055359][ T32] r4:00000000 [ 875.055384][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.055430][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.055462][ T32] 1d20: bba4e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.055492][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.055518][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.055543][ T32] r5:80050013 r4:80239bb0 [ 875.055564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.055634][ T32] r4:82ac21e4 [ 875.055662][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.055709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.055733][ T32] r4:dff71dc0 [ 875.055753][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.055840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.055869][ T32] r4:00000000 [ 875.055890][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.055940][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.055989][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.056040][ T32] r5:00001000 r4:dfb07000 [ 875.056077][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.056164][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.056224][ T32] r5:8455378c r4:84553400 [ 875.056246][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.056359][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.056413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.056488][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.056514][ T32] r4:8483a980 [ 875.056536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.056585][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.056737][ T32] r4:00000001 [ 875.056780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.056822][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.056852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.056882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.056909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.056939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.056964][ T32] r4:84839400 [ 875.056988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.057019][ T32] INFO: task kworker/1:179:3561 blocked for more than 452 seconds. [ 875.057054][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.057080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.057104][ T32] task:kworker/1:179 state:D stack:0 pid:3561 tgid:3561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.057182][ T32] Workqueue: events bpf_prog_free_deferred [ 875.057232][ T32] Call trace: [ 875.057320][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.057373][ T32] r10:8291a684 r9:e0081d84 r8:00000002 r7:60000113 r6:e0081d8c r5:84a88000 [ 875.057398][ T32] r4:84a88000 [ 875.057419][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.057464][ T32] r5:84a88000 r4:8291a680 [ 875.057485][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.057537][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.057614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0081e08 [ 875.057643][ T32] r4:00000000 [ 875.057664][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.057703][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.057740][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.057786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433cb80 [ 875.057813][ T32] r4:00000000 [ 875.057833][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.057880][ T32] r9:83018205 r8:84a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 875.057903][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.057945][ T32] r5:00001000 r4:dfe99000 [ 875.057965][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.058031][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.058086][ T32] r5:84959f8c r4:84959c00 [ 875.058133][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.058191][ T32] r7:ddde2d80 r6:83018200 r5:84959f8c r4:843b0380 [ 875.058216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.058268][ T32] r10:61c88647 r9:84a88000 r8:843b03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.058345][ T32] r4:843b0380 [ 875.058372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.058461][ T32] r10:00000000 r9:843b0380 r8:80287e08 r7:e006de60 r6:848c4e00 r5:84a88000 [ 875.071445][ T32] r4:00000001 [ 875.071514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.071587][ T32] Exception stack(0xe0081fb0 to 0xe0081ff8) [ 875.071623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.071655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.071682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.071715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.071739][ T32] r4:8433c0c0 [ 875.072096][ T32] INFO: task kworker/1:179:3561 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.072136][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.072211][ T32] Workqueue: events bpf_prog_free_deferred [ 875.072302][ T32] Call trace: [ 875.072341][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.072401][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.072426][ T32] r4:00000000 [ 875.072447][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.072490][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.072520][ T32] 1d20: bc0f3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.072551][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.072577][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.072602][ T32] r5:80050013 r4:80239bb0 [ 875.072624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.072669][ T32] r4:82ac21e4 [ 875.072690][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.072734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.072795][ T32] r4:dff71dc0 [ 875.072825][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.072900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.072929][ T32] r4:00000000 [ 875.072978][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.073035][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.073058][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.073105][ T32] r5:00001000 r4:dfb07000 [ 875.073126][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.073167][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.073211][ T32] r5:8455378c r4:84553400 [ 875.073232][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.073287][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.073313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.073362][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.073386][ T32] r4:8483a980 [ 875.073406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.073479][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.073509][ T32] r4:00000001 [ 875.073529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.073569][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.073598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.073628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.073682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.073759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.073788][ T32] r4:84839400 [ 875.073812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.073843][ T32] INFO: task kworker/1:180:3563 blocked for more than 452 seconds. [ 875.073878][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.073905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.073955][ T32] task:kworker/1:180 state:D stack:0 pid:3563 tgid:3563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.074012][ T32] Workqueue: events bpf_prog_free_deferred [ 875.074057][ T32] Call trace: [ 875.074165][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.074222][ T32] r10:8291a684 r9:e0049d84 r8:00000002 r7:60000113 r6:e0049d8c r5:84970000 [ 875.074246][ T32] r4:84970000 [ 875.074299][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.074350][ T32] r5:84970000 r4:8291a680 [ 875.074373][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.074414][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.074457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0049e08 [ 875.074481][ T32] r4:00000000 [ 875.074513][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.074556][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.074594][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.074663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87000 [ 875.074691][ T32] r4:00000000 [ 875.074713][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.074759][ T32] r9:83018205 r8:84970000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 875.074781][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.074850][ T32] r5:00001000 r4:dfeab000 [ 875.074900][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.074948][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.074993][ T32] r5:8495a38c r4:8495a000 [ 875.075014][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.075061][ T32] r7:ddde2d80 r6:83018200 r5:8495a38c r4:843b0400 [ 875.075082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.075130][ T32] r10:61c88647 r9:84970000 r8:843b042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.075153][ T32] r4:843b0400 [ 875.075172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.075218][ T32] r10:00000000 r9:843b0400 r8:80287e08 r7:e006de60 r6:843b0480 r5:84970000 [ 875.075316][ T32] r4:00000001 [ 875.075342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.075380][ T32] Exception stack(0xe0049fb0 to 0xe0049ff8) [ 875.075407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.075436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.075464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.075495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.075519][ T32] r4:83b87140 [ 875.075720][ T32] INFO: task kworker/1:180:3563 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.075758][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.075846][ T32] Workqueue: events bpf_prog_free_deferred [ 875.075898][ T32] Call trace: [ 875.075995][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.076054][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.076105][ T32] r4:00000000 [ 875.076131][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.076174][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.076203][ T32] 1d20: bc0f3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.076276][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.076320][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.076346][ T32] r5:80050013 r4:80239bb0 [ 875.076373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.076458][ T32] r4:82ac21e4 [ 875.076507][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.076590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.076623][ T32] r4:dff71dc0 [ 875.076643][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.076688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.076713][ T32] r4:00000000 [ 875.076735][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.076783][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.076805][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.076926][ T32] r5:00001000 r4:dfb07000 [ 875.076956][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.077001][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.077072][ T32] r5:8455378c r4:84553400 [ 875.077097][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.077149][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.077172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.077220][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.077289][ T32] r4:8483a980 [ 875.077317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.077373][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.077396][ T32] r4:00000001 [ 875.077417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.077476][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.077544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.077586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.077641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.077677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.077701][ T32] r4:84839400 [ 875.077724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.077753][ T32] INFO: task kworker/1:181:3566 blocked for more than 452 seconds. [ 875.077784][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.077808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.077831][ T32] task:kworker/1:181 state:D stack:0 pid:3566 tgid:3566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.077883][ T32] Workqueue: events bpf_prog_free_deferred [ 875.077959][ T32] Call trace: [ 875.077992][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.078044][ T32] r10:8291a684 r9:e0085d84 r8:00000002 r7:60000013 r6:e0085d8c r5:84971800 [ 875.078068][ T32] r4:84971800 [ 875.078089][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.078133][ T32] r5:84971800 r4:8291a680 [ 875.078153][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.078221][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.078272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0085e08 [ 875.078304][ T32] r4:00000000 [ 875.078346][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.078474][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.101705][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.101801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87900 [ 875.101828][ T32] r4:00000000 [ 875.101873][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.101934][ T32] r9:83018205 r8:84971800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 875.101958][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.102030][ T32] r5:00001000 r4:dff19000 [ 875.102062][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.102107][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.102176][ T32] r5:8495bb8c r4:8495b800 [ 875.102224][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.102326][ T32] r7:ddde2d80 r6:83018200 r5:8495bb8c r4:843b0500 [ 875.102376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.102438][ T32] r10:61c88647 r9:84971800 r8:843b052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.102462][ T32] r4:843b0500 [ 875.102483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.102542][ T32] r10:00000000 r9:843b0500 r8:80287e08 r7:e006de60 r6:843b0580 r5:84971800 [ 875.102570][ T32] r4:00000001 [ 875.102592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.102633][ T32] Exception stack(0xe0085fb0 to 0xe0085ff8) [ 875.102664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.102694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.102742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.102792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.102818][ T32] r4:83b87180 [ 875.103143][ T32] INFO: task kworker/1:181:3566 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.103179][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.103291][ T32] Workqueue: events bpf_prog_free_deferred [ 875.103345][ T32] Call trace: [ 875.103429][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.103491][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.103540][ T32] r4:00000000 [ 875.103564][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.103607][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.103636][ T32] 1d20: bc5c9000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.103665][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.103691][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.103738][ T32] r5:80050013 r4:80239bb0 [ 875.103764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.103808][ T32] r4:82ac21e4 [ 875.103851][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.103901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.103956][ T32] r4:dff71dc0 [ 875.103981][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.104028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.104052][ T32] r4:00000000 [ 875.104072][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.104142][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.104169][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.104213][ T32] r5:00001000 r4:dfb07000 [ 875.104233][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.104327][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.104377][ T32] r5:8455378c r4:84553400 [ 875.104402][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.104449][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.104575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.104744][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.104804][ T32] r4:8483a980 [ 875.104856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.104963][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.105020][ T32] r4:00000001 [ 875.105067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.105158][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.105239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.105323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.105396][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.105475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.105528][ T32] r4:84839400 [ 875.105628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.105741][ T32] INFO: task kworker/1:182:3567 blocked for more than 452 seconds. [ 875.105832][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.105892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.105941][ T32] task:kworker/1:182 state:D stack:0 pid:3567 tgid:3567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.106050][ T32] Workqueue: events bpf_prog_free_deferred [ 875.106252][ T32] Call trace: [ 875.106329][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.106441][ T32] r10:8291a684 r9:e0035d84 r8:00000002 r7:60000113 r6:e0035d8c r5:84972400 [ 875.106498][ T32] r4:84972400 [ 875.106574][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.106672][ T32] r5:84972400 r4:8291a680 [ 875.106774][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.106873][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.106967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0035e08 [ 875.107023][ T32] r4:00000000 [ 875.107070][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.107148][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.107221][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.107312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87280 [ 875.107367][ T32] r4:00000000 [ 875.107412][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.107514][ T32] r9:83018205 r8:84972400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 875.107574][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.107667][ T32] r5:00001000 r4:dfedd000 [ 875.107716][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.107804][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.107892][ T32] r5:8495ab8c r4:8495a800 [ 875.107939][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.108036][ T32] r7:ddde2d80 r6:83018200 r5:8495ab8c r4:843b0600 [ 875.108087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.108192][ T32] r10:61c88647 r9:84972400 r8:843b062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.108248][ T32] r4:843b0600 [ 875.108333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.129111][ T32] r10:00000000 r9:843b0600 r8:80287e08 r7:e0085e60 r6:843b0680 r5:84972400 [ 875.129250][ T32] r4:00000001 [ 875.129303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.129429][ T32] Exception stack(0xe0035fb0 to 0xe0035ff8) [ 875.129511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.129588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.129653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.129724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.129780][ T32] r4:83b87180 [ 875.130400][ T32] INFO: task kworker/1:182:3567 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.130504][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.130703][ T32] Workqueue: events bpf_prog_free_deferred [ 875.130813][ T32] Call trace: [ 875.130892][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.131023][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.131084][ T32] r4:00000000 [ 875.131138][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.131230][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.131306][ T32] 1d20: bc797000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.131376][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.131433][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.131493][ T32] r5:80050013 r4:80239bb0 [ 875.131548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.131683][ T32] r4:82ac21e4 [ 875.131740][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.131848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.131901][ T32] r4:dff71dc0 [ 875.131948][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.132050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.132294][ T32] r4:00000000 [ 875.132361][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.132468][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.132523][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.132641][ T32] r5:00001000 r4:dfb07000 [ 875.132707][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.132796][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.132894][ T32] r5:8455378c r4:84553400 [ 875.132946][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.133049][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.133106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.133235][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.133298][ T32] r4:8483a980 [ 875.133347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.133457][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.133520][ T32] r4:00000001 [ 875.133580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.133664][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.133724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.133803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.133870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.133932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.133982][ T32] r4:84839400 [ 875.134032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.134129][ T32] INFO: task kworker/1:183:3569 blocked for more than 452 seconds. [ 875.134209][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.134266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.134320][ T32] task:kworker/1:183 state:D stack:0 pid:3569 tgid:3569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.134426][ T32] Workqueue: events bpf_prog_free_deferred [ 875.134529][ T32] Call trace: [ 875.134616][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.134718][ T32] r10:8291a684 r9:e008dd84 r8:00000002 r7:60000113 r6:e008dd8c r5:84973000 [ 875.134769][ T32] r4:84973000 [ 875.134818][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.134908][ T32] r5:84973000 r4:8291a680 [ 875.134957][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.135042][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.135130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e008de08 [ 875.135181][ T32] r4:00000000 [ 875.135233][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.135322][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.135401][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.135488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87580 [ 875.135550][ T32] r4:00000000 [ 875.135598][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.135699][ T32] r9:83018205 r8:84973000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 875.135751][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.135842][ T32] r5:00001000 r4:dfee9000 [ 875.135888][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.135979][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.136080][ T32] r5:8495af8c r4:8495ac00 [ 875.136155][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.136319][ T32] r7:ddde2d80 r6:83018200 r5:8495af8c r4:843b0700 [ 875.136381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.136492][ T32] r10:61c88647 r9:84973000 r8:843b072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.136560][ T32] r4:843b0700 [ 875.136612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.136724][ T32] r10:00000000 r9:843b0700 r8:80287e08 r7:e0085e60 r6:843b0780 r5:84973000 [ 875.136802][ T32] r4:00000001 [ 875.136854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.136943][ T32] Exception stack(0xe008dfb0 to 0xe008dff8) [ 875.137005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.137079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.137144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.137212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.137269][ T32] r4:83b87480 [ 875.137591][ T32] INFO: task kworker/1:183:3569 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.137667][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.137799][ T32] Workqueue: events bpf_prog_free_deferred [ 875.137905][ T32] Call trace: [ 875.138001][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.138120][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.138175][ T32] r4:00000000 [ 875.138223][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.138319][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.138489][ T32] 1d20: bc797000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.166398][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.166498][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.166577][ T32] r5:80050013 r4:80239bb0 [ 875.166634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.166769][ T32] r4:82ac21e4 [ 875.166823][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.166925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.166981][ T32] r4:dff71dc0 [ 875.167033][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.167138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.167196][ T32] r4:00000000 [ 875.167248][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.167358][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.167409][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.167542][ T32] r5:00001000 r4:dfb07000 [ 875.167606][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.167702][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.167802][ T32] r5:8455378c r4:84553400 [ 875.167853][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.167955][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.168007][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.168111][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.168163][ T32] r4:8483a980 [ 875.168209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.168354][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.173726][ T32] r4:00000001 [ 875.173844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.173966][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.174054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.174128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.174195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.174266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.174323][ T32] r4:84839400 [ 875.174383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.174454][ T32] INFO: task kworker/1:184:3573 blocked for more than 452 seconds. [ 875.174531][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.174608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.174663][ T32] task:kworker/1:184 state:D stack:0 pid:3573 tgid:3573 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.174793][ T32] Workqueue: events bpf_prog_free_deferred [ 875.174901][ T32] Call trace: [ 875.174997][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.175118][ T32] r10:8291a684 r9:e0091d84 r8:00000002 r7:60000013 r6:e0091d8c r5:84973c00 [ 875.175214][ T32] r4:84973c00 [ 875.175272][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.175379][ T32] r5:84973c00 r4:8291a680 [ 875.175427][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.175516][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.175626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0091e08 [ 875.175681][ T32] r4:00000000 [ 875.175730][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.175815][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.175906][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.176005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87680 [ 875.176183][ T32] r4:00000000 [ 875.176250][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.176394][ T32] r9:83018205 r8:84973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 875.176453][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.176570][ T32] r5:00001000 r4:dfefb000 [ 875.176627][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.176719][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.176829][ T32] r5:8495b38c r4:8495b000 [ 875.176879][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.176986][ T32] r7:ddde2d80 r6:83018200 r5:8495b38c r4:843b0800 [ 875.177038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.177146][ T32] r10:61c88647 r9:84973c00 r8:843b082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.177204][ T32] r4:843b0800 [ 875.177254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.177362][ T32] r10:00000000 r9:843b0800 r8:80287e08 r7:e0085e60 r6:843b0880 r5:84973c00 [ 875.177430][ T32] r4:00000001 [ 875.177480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.177581][ T32] Exception stack(0xe0091fb0 to 0xe0091ff8) [ 875.177663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.177732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.177820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.177896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.177949][ T32] r4:83b87600 [ 875.199579][ T32] INFO: task kworker/1:184:3573 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.199751][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.199960][ T32] Workqueue: events bpf_prog_free_deferred [ 875.200112][ T32] Call trace: [ 875.200193][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.200361][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.200424][ T32] r4:00000000 [ 875.200475][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.200678][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.200770][ T32] 1d20: bcc8b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.200840][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.200902][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.200959][ T32] r5:80050013 r4:80239bb0 [ 875.201025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.201130][ T32] r4:82ac21e4 [ 875.201185][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.201290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.201366][ T32] r4:dff71dc0 [ 875.201419][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.201514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.201574][ T32] r4:00000000 [ 875.201627][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.201737][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.201792][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.201918][ T32] r5:00001000 r4:dfb07000 [ 875.201973][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.202069][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.202165][ T32] r5:8455378c r4:84553400 [ 875.202229][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.202339][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.202405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.202529][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.202604][ T32] r4:8483a980 [ 875.202665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.202777][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.202839][ T32] r4:00000001 [ 875.202918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.203009][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.203076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.203144][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.203210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.203296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.203393][ T32] r4:84839400 [ 875.203469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.203575][ T32] INFO: task kworker/1:185:3574 blocked for more than 452 seconds. [ 875.203674][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.203744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.203797][ T32] task:kworker/1:185 state:D stack:0 pid:3574 tgid:3574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.203899][ T32] Workqueue: events bpf_prog_free_deferred [ 875.204013][ T32] Call trace: [ 875.204112][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.204218][ T32] r10:8291a684 r9:e0099d84 r8:00000002 r7:60000013 r6:e0099d8c r5:84974800 [ 875.204314][ T32] r4:84974800 [ 875.204484][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.204601][ T32] r5:84974800 r4:8291a680 [ 875.204651][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.204750][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.204897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0099e08 [ 875.205011][ T32] r4:00000000 [ 875.205063][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.205143][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.205225][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.205350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87780 [ 875.205417][ T32] r4:00000000 [ 875.205464][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.205577][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 875.205629][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.205719][ T32] r5:00001000 r4:dff07000 [ 875.205765][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.205849][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.205940][ T32] r5:8495b78c r4:8495b400 [ 875.206005][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.206108][ T32] r7:ddde2d80 r6:83018200 r5:8495b78c r4:843b0900 [ 875.206159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.206267][ T32] r10:61c88647 r9:84974800 r8:843b092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.206366][ T32] r4:843b0900 [ 875.206433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.206530][ T32] r10:00000000 r9:843b0900 r8:80287e08 r7:e0085e60 r6:843b0980 r5:84974800 [ 875.206589][ T32] r4:00000001 [ 875.206634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.206821][ T32] Exception stack(0xe0099fb0 to 0xe0099ff8) [ 875.206917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.207003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.207077][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.207150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.207214][ T32] r4:83b87700 [ 875.207830][ T32] INFO: task kworker/1:185:3574 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.207950][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.208138][ T32] Workqueue: events bpf_prog_free_deferred [ 875.208245][ T32] Call trace: [ 875.208375][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.229414][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.229506][ T32] r4:00000000 [ 875.229568][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.229698][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.229788][ T32] 1d20: bccc3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.229874][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.229933][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.229993][ T32] r5:80050013 r4:80239bb0 [ 875.230040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.230121][ T32] r4:82ac21e4 [ 875.230196][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.230328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.230394][ T32] r4:dff71dc0 [ 875.230469][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.230589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.230639][ T32] r4:00000000 [ 875.230684][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.230781][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.230836][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.230937][ T32] r5:00001000 r4:dfb07000 [ 875.230986][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.231095][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.231196][ T32] r5:8455378c r4:84553400 [ 875.231249][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.231356][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.231416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.231530][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.231602][ T32] r4:8483a980 [ 875.231657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.231779][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.231839][ T32] r4:00000001 [ 875.231914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.232070][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.232146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.232216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.232314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.232393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.232466][ T32] r4:84839400 [ 875.232530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.232641][ T32] INFO: task kworker/1:186:3576 blocked for more than 452 seconds. [ 875.232741][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.232798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.232851][ T32] task:kworker/1:186 state:D stack:0 pid:3576 tgid:3576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.232983][ T32] Workqueue: events bpf_prog_free_deferred [ 875.233084][ T32] Call trace: [ 875.233162][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.233268][ T32] r10:8291a684 r9:e00a1d84 r8:00000002 r7:60000113 r6:e00a1d8c r5:84975400 [ 875.233337][ T32] r4:84975400 [ 875.233387][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.233481][ T32] r5:84975400 r4:8291a680 [ 875.233572][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.233672][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.233777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a1e08 [ 875.233830][ T32] r4:00000000 [ 875.233942][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.234087][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.234194][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.234302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87c40 [ 875.234361][ T32] r4:00000000 [ 875.234404][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.234502][ T32] r9:83018205 r8:84975400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 875.234575][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.234671][ T32] r5:00001000 r4:dff37000 [ 875.234724][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.234827][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.234922][ T32] r5:8495c38c r4:8495c000 [ 875.234973][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.235066][ T32] r7:ddde2d80 r6:83018200 r5:8495c38c r4:843b0a00 [ 875.235200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.235362][ T32] r10:61c88647 r9:84975400 r8:843b0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.235443][ T32] r4:843b0a00 [ 875.235494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.235605][ T32] r10:00000000 r9:843b0a00 r8:80287e08 r7:e0085e60 r6:843b0a80 r5:84975400 [ 875.235658][ T32] r4:00000001 [ 875.235705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.235805][ T32] Exception stack(0xe00a1fb0 to 0xe00a1ff8) [ 875.235870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.235934][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.235997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.236070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.236162][ T32] r4:83b87840 [ 875.236685][ T32] INFO: task kworker/1:186:3576 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.236762][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.236841][ T32] Workqueue: events bpf_prog_free_deferred [ 875.236908][ T32] Call trace: [ 875.236970][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.237028][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.237053][ T32] r4:00000000 [ 875.237095][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.237149][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.237178][ T32] 1d20: bccc3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.237230][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.237272][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.237310][ T32] r5:80050013 r4:80239bb0 [ 875.237336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.237402][ T32] r4:82ac21e4 [ 875.237428][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.237512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.237661][ T32] r4:dff71dc0 [ 875.237705][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.237803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.237831][ T32] r4:00000000 [ 875.237903][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.237955][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.237999][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.238048][ T32] r5:00001000 r4:dfb07000 [ 875.238070][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.238110][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.238192][ T32] r5:8455378c r4:84553400 [ 875.238217][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.238269][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.238308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.238361][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.238385][ T32] r4:8483a980 [ 875.238465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.259413][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.259487][ T32] r4:00000001 [ 875.259562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.259634][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.259684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.259719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.259748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.259780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.259803][ T32] r4:84839400 [ 875.259828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.259860][ T32] INFO: task kworker/1:187:3578 blocked for more than 452 seconds. [ 875.259896][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.259921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.259968][ T32] task:kworker/1:187 state:D stack:0 pid:3578 tgid:3578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.260034][ T32] Workqueue: events bpf_prog_free_deferred [ 875.260152][ T32] Call trace: [ 875.260193][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.260336][ T32] r10:8291a684 r9:e0095d84 r8:00000002 r7:60000113 r6:e0095d8c r5:84976000 [ 875.260375][ T32] r4:84976000 [ 875.260399][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.260460][ T32] r5:84976000 r4:8291a680 [ 875.260496][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.260548][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.260595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0095e08 [ 875.260618][ T32] r4:00000000 [ 875.260660][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.260711][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.260778][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.260848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87a80 [ 875.260897][ T32] r4:00000000 [ 875.260923][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.260974][ T32] r9:83018205 r8:84976000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 875.261018][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.261068][ T32] r5:00001000 r4:dff25000 [ 875.261090][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.261131][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.261196][ T32] r5:8495bf8c r4:8495bc00 [ 875.261244][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.261327][ T32] r7:ddde2d80 r6:83018200 r5:8495bf8c r4:843b0b00 [ 875.261359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.261411][ T32] r10:61c88647 r9:84976000 r8:843b0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.261445][ T32] r4:843b0b00 [ 875.261497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.261564][ T32] r10:00000000 r9:843b0b00 r8:80287e08 r7:e00a1e60 r6:843b0b80 r5:84976000 [ 875.261592][ T32] r4:00000001 [ 875.261613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.261651][ T32] Exception stack(0xe0095fb0 to 0xe0095ff8) [ 875.261679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.261723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.261780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.261815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.261837][ T32] r4:83b87840 [ 875.262163][ T32] INFO: task kworker/1:187:3578 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.262197][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.262285][ T32] Workqueue: events bpf_prog_free_deferred [ 875.262337][ T32] Call trace: [ 875.262404][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.262483][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.262511][ T32] r4:00000000 [ 875.262532][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.262589][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.262619][ T32] 1d20: bd2db000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.262650][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.262697][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.262727][ T32] r5:80050013 r4:80239bb0 [ 875.262750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.262793][ T32] r4:82ac21e4 [ 875.262825][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.262875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.262921][ T32] r4:dff71dc0 [ 875.262946][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.262992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.263037][ T32] r4:00000000 [ 875.263062][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.263109][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.263140][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.263190][ T32] r5:00001000 r4:dfb07000 [ 875.263210][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.263273][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.263322][ T32] r5:8455378c r4:84553400 [ 875.263343][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.263391][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.263445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.263498][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.263544][ T32] r4:8483a980 [ 875.263569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.263641][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.263670][ T32] r4:00000001 [ 875.263692][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.263729][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.263774][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.263817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.263855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.263889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.263912][ T32] r4:84839400 [ 875.263932][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.263959][ T32] INFO: task kworker/1:188:3580 blocked for more than 452 seconds. [ 875.263989][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.264036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.264083][ T32] task:kworker/1:188 state:D stack:0 pid:3580 tgid:3580 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.264172][ T32] Workqueue: events bpf_prog_free_deferred [ 875.264220][ T32] Call trace: [ 875.264331][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.264408][ T32] r10:8291a684 r9:e00a5d84 r8:00000002 r7:60000013 r6:e00a5d8c r5:84976c00 [ 875.264436][ T32] r4:84976c00 [ 875.264458][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.264504][ T32] r5:84976c00 r4:8291a680 [ 875.264524][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.264573][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.264618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a5e08 [ 875.264642][ T32] r4:00000000 [ 875.264663][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.264698][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.264732][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.264774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b87dc0 [ 875.264819][ T32] r4:00000000 [ 875.264844][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.264892][ T32] r9:83018205 r8:84976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 875.264924][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.264972][ T32] r5:00001000 r4:dff43000 [ 875.264992][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.265032][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.265074][ T32] r5:8495c78c r4:8495c400 [ 875.265097][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.265142][ T32] r7:ddde2d80 r6:83018200 r5:8495c78c r4:843b0c00 [ 875.265181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.265253][ T32] r10:61c88647 r9:84976c00 r8:843b0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.265281][ T32] r4:843b0c00 [ 875.265302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.265349][ T32] r10:00000000 r9:843b0c00 r8:80287e08 r7:e00a1e60 r6:843b0c80 r5:84976c00 [ 875.265371][ T32] r4:00000001 [ 875.265390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.265428][ T32] Exception stack(0xe00a5fb0 to 0xe00a5ff8) [ 875.265455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.265484][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.265514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.265550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.265574][ T32] r4:83b87b40 [ 875.265746][ T32] INFO: task kworker/1:188:3580 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.265792][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.265855][ T32] Workqueue: events bpf_prog_free_deferred [ 875.265901][ T32] Call trace: [ 875.265931][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.265983][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.266007][ T32] r4:00000000 [ 875.266026][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.266066][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.266096][ T32] 1d20: bd2db000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.266161][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.266193][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.266218][ T32] r5:80050013 r4:80239bb0 [ 875.266240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.266282][ T32] r4:82ac21e4 [ 875.266302][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.266346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.266381][ T32] r4:dff71dc0 [ 875.266421][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.266537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.266569][ T32] r4:00000000 [ 875.266590][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.266683][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.266710][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.266757][ T32] r5:00001000 r4:dfb07000 [ 875.266777][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.266816][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.266879][ T32] r5:8455378c r4:84553400 [ 875.266904][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.266954][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.266998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.267052][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.267077][ T32] r4:8483a980 [ 875.267097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.267153][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.267190][ T32] r4:00000001 [ 875.267213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.267250][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.267313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.267350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.267382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.267413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.267481][ T32] r4:84839400 [ 875.267508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.267540][ T32] INFO: task kworker/1:189:3582 blocked for more than 452 seconds. [ 875.267572][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.267619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.267655][ T32] task:kworker/1:189 state:D stack:0 pid:3582 tgid:3582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.267708][ T32] Workqueue: events bpf_prog_free_deferred [ 875.267752][ T32] Call trace: [ 875.267785][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.267835][ T32] r10:8291a684 r9:e00a9d84 r8:00000002 r7:60000013 r6:e00a9d8c r5:84970c00 [ 875.267858][ T32] r4:84970c00 [ 875.267879][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.267934][ T32] r5:84970c00 r4:8291a680 [ 875.267960][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.268002][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.268046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00a9e08 [ 875.268070][ T32] r4:00000000 [ 875.268114][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.268155][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.268191][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.268232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c040 [ 875.268255][ T32] r4:00000000 [ 875.268396][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.300151][ T32] r9:83018205 r8:84970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 875.300230][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.300334][ T32] r5:00001000 r4:e00af000 [ 875.300357][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.300400][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.300446][ T32] r5:8495cb8c r4:8495c800 [ 875.300502][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.300570][ T32] r7:ddde2d80 r6:83018200 r5:8495cb8c r4:843b0d00 [ 875.300594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.300645][ T32] r10:61c88647 r9:84970c00 r8:843b0d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.300668][ T32] r4:843b0d00 [ 875.300689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.300736][ T32] r10:00000000 r9:843b0d00 r8:80287e08 r7:e00a5e60 r6:843b0d80 r5:84970c00 [ 875.300761][ T32] r4:00000001 [ 875.300781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.300820][ T32] Exception stack(0xe00a9fb0 to 0xe00a9ff8) [ 875.300852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.300882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.300908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.300940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.300965][ T32] r4:83b87d40 [ 875.301288][ T32] INFO: task kworker/1:189:3582 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.301325][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.301396][ T32] Workqueue: events bpf_prog_free_deferred [ 875.301445][ T32] Call trace: [ 875.301486][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.301547][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.301599][ T32] r4:00000000 [ 875.301646][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.301715][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.301759][ T32] 1d20: bde2e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.301789][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.301814][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.301865][ T32] r5:80050013 r4:80239bb0 [ 875.301892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.301947][ T32] r4:82ac21e4 [ 875.301974][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.302020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.302043][ T32] r4:dff71dc0 [ 875.302063][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.302106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.302150][ T32] r4:00000000 [ 875.302183][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.302231][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.302255][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.302322][ T32] r5:00001000 r4:dfb07000 [ 875.302347][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.302439][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.302489][ T32] r5:8455378c r4:84553400 [ 875.302511][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.302570][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.302623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.302701][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.302729][ T32] r4:8483a980 [ 875.302749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.302844][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.302903][ T32] r4:00000001 [ 875.302927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.302964][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.302991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.303021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.303049][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.303078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.303126][ T32] r4:84839400 [ 875.303181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.303236][ T32] INFO: task kworker/1:190:3584 blocked for more than 452 seconds. [ 875.303277][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.303335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.303362][ T32] task:kworker/1:190 state:D stack:0 pid:3584 tgid:3584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.303412][ T32] Workqueue: events bpf_prog_free_deferred [ 875.303501][ T32] Call trace: [ 875.303544][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.303623][ T32] r10:8291a684 r9:e00add84 r8:00000002 r7:60000113 r6:e00add8c r5:84bbc800 [ 875.303652][ T32] r4:84bbc800 [ 875.303709][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.303758][ T32] r5:84bbc800 r4:8291a680 [ 875.303779][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.303846][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.303926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00ade08 [ 875.303982][ T32] r4:00000000 [ 875.304008][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.304070][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.304110][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.304184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c840 [ 875.304251][ T32] r4:00000000 [ 875.304314][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.304394][ T32] r9:83018205 r8:84bbc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 875.304443][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.304518][ T32] r5:00001000 r4:e00db000 [ 875.304556][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.304602][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.304686][ T32] r5:8495db8c r4:8495d800 [ 875.304711][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.304758][ T32] r7:ddde2d80 r6:83018200 r5:8495db8c r4:843b0e00 [ 875.304810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.304865][ T32] r10:61c88647 r9:84bbc800 r8:843b0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.304920][ T32] r4:843b0e00 [ 875.304944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.304992][ T32] r10:00000000 r9:843b0e00 r8:80287e08 r7:e00a9e60 r6:843b0e80 r5:84bbc800 [ 875.305043][ T32] r4:00000001 [ 875.305067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.305131][ T32] Exception stack(0xe00adfb0 to 0xe00adff8) [ 875.305190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.305224][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.305252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.305281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.305305][ T32] r4:8438c280 [ 875.305494][ T32] INFO: task kworker/1:190:3584 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.305532][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.305626][ T32] Workqueue: events bpf_prog_free_deferred [ 875.305701][ T32] Call trace: [ 875.305764][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.305821][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.305845][ T32] r4:00000000 [ 875.305865][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.305942][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.305976][ T32] 1d20: bde2e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.306006][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.306034][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.306058][ T32] r5:80050013 r4:80239bb0 [ 875.306092][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.306158][ T32] r4:82ac21e4 [ 875.306182][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.306226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.306278][ T32] r4:dff71dc0 [ 875.306332][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.306410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.306438][ T32] r4:00000000 [ 875.306487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.306576][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.306604][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.306649][ T32] r5:00001000 r4:dfb07000 [ 875.306669][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.306708][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.306782][ T32] r5:8455378c r4:84553400 [ 875.306806][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.306856][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.306905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.306960][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.306984][ T32] r4:8483a980 [ 875.307032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.307088][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.307144][ T32] r4:00000001 [ 875.307168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.307264][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.307297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.307342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.307405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.307438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.307462][ T32] r4:84839400 [ 875.307523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.307559][ T32] INFO: task kworker/1:191:3586 blocked for more than 452 seconds. [ 875.307589][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.307648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.307674][ T32] task:kworker/1:191 state:D stack:0 pid:3586 tgid:3586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.307756][ T32] Workqueue: events bpf_prog_free_deferred [ 875.307800][ T32] Call trace: [ 875.307860][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.307914][ T32] r10:8291a684 r9:e00b9d84 r8:00000002 r7:60000013 r6:e00b9d8c r5:84978000 [ 875.307939][ T32] r4:84978000 [ 875.307962][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.308035][ T32] r5:84978000 r4:8291a680 [ 875.308060][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.308101][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.308145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00b9e08 [ 875.308198][ T32] r4:00000000 [ 875.308223][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.308309][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.308351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.308454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c140 [ 875.308632][ T32] r4:00000000 [ 875.331841][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.331946][ T32] r9:83018205 r8:84978000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 875.331979][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.332033][ T32] r5:00001000 r4:e00b5000 [ 875.332111][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.332166][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.332245][ T32] r5:8495cf8c r4:8495cc00 [ 875.332339][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.332446][ T32] r7:ddde2d80 r6:83018200 r5:8495cf8c r4:843b0f00 [ 875.332483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.332542][ T32] r10:61c88647 r9:84978000 r8:843b0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.332569][ T32] r4:843b0f00 [ 875.332591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.332646][ T32] r10:00000000 r9:843b0f00 r8:80287e08 r7:e00ade60 r6:843b0f80 r5:84978000 [ 875.332673][ T32] r4:00000001 [ 875.332696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.332740][ T32] Exception stack(0xe00b9fb0 to 0xe00b9ff8) [ 875.332774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.332836][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.332902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.332942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.332968][ T32] r4:8438c100 [ 875.333343][ T32] INFO: task kworker/1:191:3586 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.333391][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.333545][ T32] Workqueue: events bpf_prog_free_deferred [ 875.333607][ T32] Call trace: [ 875.333759][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.333827][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.333884][ T32] r4:00000000 [ 875.333943][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.333994][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.334028][ T32] 1d20: bdf7e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.334065][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.334120][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.334174][ T32] r5:80050013 r4:80239bb0 [ 875.334204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.334252][ T32] r4:82ac21e4 [ 875.334275][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.334340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.334386][ T32] r4:dff71dc0 [ 875.334414][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.334523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.334586][ T32] r4:00000000 [ 875.334645][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.334728][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.334757][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.334855][ T32] r5:00001000 r4:dfb07000 [ 875.334890][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.334935][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.335010][ T32] r5:8455378c r4:84553400 [ 875.335038][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.335092][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.335123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.335239][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.335271][ T32] r4:8483a980 [ 875.335354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.335416][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.335474][ T32] r4:00000001 [ 875.335500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.335573][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.335629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.335687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.335730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.335764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.335795][ T32] r4:84839400 [ 875.335832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.335978][ T32] INFO: task kworker/1:192:3587 blocked for more than 452 seconds. [ 875.336045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.336076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.336210][ T32] task:kworker/1:192 state:D stack:0 pid:3587 tgid:3587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.336368][ T32] Workqueue: events bpf_prog_free_deferred [ 875.336457][ T32] Call trace: [ 875.336494][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.336550][ T32] r10:8291a684 r9:e00cdd84 r8:00000002 r7:60000113 r6:e00cdd8c r5:84979800 [ 875.336577][ T32] r4:84979800 [ 875.336601][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.336649][ T32] r5:84979800 r4:8291a680 [ 875.336672][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.336751][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.336804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00cde08 [ 875.336860][ T32] r4:00000000 [ 875.336895][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.336936][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.336974][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.337050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c300 [ 875.337082][ T32] r4:00000000 [ 875.337136][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.337193][ T32] r9:83018205 r8:84979800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 875.337253][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.337314][ T32] r5:00001000 r4:e00c3000 [ 875.337376][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.337468][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.337537][ T32] r5:8495d38c r4:8495d000 [ 875.337566][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.337641][ T32] r7:ddde2d80 r6:83018200 r5:8495d38c r4:84a4c000 [ 875.337668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.337748][ T32] r10:61c88647 r9:84979800 r8:84a4c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.337783][ T32] r4:84a4c000 [ 875.337837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.337892][ T32] r10:00000000 r9:84a4c000 r8:80287e08 r7:e00ade60 r6:84a4c080 r5:84979800 [ 875.337918][ T32] r4:00000001 [ 875.337939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.338007][ T32] Exception stack(0xe00cdfb0 to 0xe00cdff8) [ 875.338072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.338108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.338165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.338230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.338261][ T32] r4:8438c100 [ 875.359033][ T32] INFO: task kworker/1:192:3587 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.359174][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.359261][ T32] Workqueue: events bpf_prog_free_deferred [ 875.359384][ T32] Call trace: [ 875.359477][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.359573][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.359607][ T32] r4:00000000 [ 875.359633][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.359681][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.359714][ T32] 1d20: be473000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.359747][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.359776][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.359803][ T32] r5:80050013 r4:80239bb0 [ 875.359827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.359897][ T32] r4:82ac21e4 [ 875.359948][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.360002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.360048][ T32] r4:dff71dc0 [ 875.360081][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.360152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.360182][ T32] r4:00000000 [ 875.360206][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.360308][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.360352][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.360402][ T32] r5:00001000 r4:dfb07000 [ 875.360428][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.360472][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.360517][ T32] r5:8455378c r4:84553400 [ 875.360559][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.360639][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.360692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.360772][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.360803][ T32] r4:8483a980 [ 875.360826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.360899][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.360929][ T32] r4:00000001 [ 875.360952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.360992][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.361022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.361064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.361109][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.361147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.361194][ T32] r4:84839400 [ 875.361226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.361270][ T32] INFO: task kworker/1:193:3589 blocked for more than 452 seconds. [ 875.361319][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.361348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.361371][ T32] task:kworker/1:193 state:D stack:0 pid:3589 tgid:3589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.361469][ T32] Workqueue: events bpf_prog_free_deferred [ 875.361519][ T32] Call trace: [ 875.361580][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.361639][ T32] r10:8291a684 r9:e00d1d84 r8:00000002 r7:60000113 r6:e00d1d8c r5:8497a400 [ 875.361688][ T32] r4:8497a400 [ 875.361718][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.361767][ T32] r5:8497a400 r4:8291a680 [ 875.361789][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.361853][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.361956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d1e08 [ 875.362008][ T32] r4:00000000 [ 875.362083][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.362149][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.362227][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.362304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c700 [ 875.362360][ T32] r4:00000000 [ 875.362391][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.362444][ T32] r9:83018205 r8:8497a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 875.362481][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.362578][ T32] r5:00001000 r4:e00c9000 [ 875.362612][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.362656][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.362702][ T32] r5:8495d78c r4:8495d400 [ 875.362740][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.362798][ T32] r7:ddde2d80 r6:83018200 r5:8495d78c r4:84a4c100 [ 875.362821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.362871][ T32] r10:61c88647 r9:8497a400 r8:84a4c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.362899][ T32] r4:84a4c100 [ 875.362933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.362989][ T32] r10:00000000 r9:84a4c100 r8:80287e08 r7:e00ade60 r6:84a4c180 r5:8497a400 [ 875.363016][ T32] r4:00000001 [ 875.363063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.363127][ T32] Exception stack(0xe00d1fb0 to 0xe00d1ff8) [ 875.363172][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.363205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.363253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.363310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.363341][ T32] r4:8438c100 [ 875.363668][ T32] INFO: task kworker/1:193:3589 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.363733][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.363813][ T32] Workqueue: events bpf_prog_free_deferred [ 875.363869][ T32] Call trace: [ 875.363904][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.363980][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.364021][ T32] r4:00000000 [ 875.364045][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.364115][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.364176][ T32] 1d20: be473000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.364310][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.364362][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.364393][ T32] r5:80050013 r4:80239bb0 [ 875.364418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.364468][ T32] r4:82ac21e4 [ 875.364492][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.364541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.364569][ T32] r4:dff71dc0 [ 875.364617][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.364670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.364713][ T32] r4:00000000 [ 875.364771][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.364826][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.364851][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.364898][ T32] r5:00001000 r4:dfb07000 [ 875.364949][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.364999][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.365046][ T32] r5:8455378c r4:84553400 [ 875.365069][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.365123][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.365147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.365200][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.365250][ T32] r4:8483a980 [ 875.365311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.365368][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.365417][ T32] r4:00000001 [ 875.365467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.365511][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.365579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.365638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.365693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.365737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.365763][ T32] r4:84839400 [ 875.365786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.365838][ T32] INFO: task kworker/1:194:3593 blocked for more than 452 seconds. [ 875.365884][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.365913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.365972][ T32] task:kworker/1:194 state:D stack:0 pid:3593 tgid:3593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.366047][ T32] Workqueue: events bpf_prog_free_deferred [ 875.366141][ T32] Call trace: [ 875.366220][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.366310][ T32] r10:8291a684 r9:e00d9d84 r8:00000002 r7:60000013 r6:e00d9d8c r5:8497bc00 [ 875.366342][ T32] r4:8497bc00 [ 875.366367][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.366416][ T32] r5:8497bc00 r4:8291a680 [ 875.366439][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.366487][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.366540][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00d9e08 [ 875.366583][ T32] r4:00000000 [ 875.366633][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.366679][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.366717][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.366763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438c7c0 [ 875.366788][ T32] r4:00000000 [ 875.366827][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.366950][ T32] r9:83018205 r8:8497bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 875.367015][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.367093][ T32] r5:00001000 r4:e00e1000 [ 875.367117][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.367159][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.367229][ T32] r5:8495df8c r4:8495dc00 [ 875.367274][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.367361][ T32] r7:ddde2d80 r6:83018200 r5:8495df8c r4:84a4c200 [ 875.367394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.367448][ T32] r10:61c88647 r9:8497bc00 r8:84a4c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.367478][ T32] r4:84a4c200 [ 875.367502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.367553][ T32] r10:00000000 r9:84a4c200 r8:80287e08 r7:e00ade60 r6:84a4c280 r5:8497bc00 [ 875.367579][ T32] r4:00000001 [ 875.367605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.367658][ T32] Exception stack(0xe00d9fb0 to 0xe00d9ff8) [ 875.367715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.367790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.367834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.367881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.367911][ T32] r4:8438c100 [ 875.368119][ T32] INFO: task kworker/1:194:3593 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.368191][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.399010][ T32] Workqueue: events bpf_prog_free_deferred [ 875.399240][ T32] Call trace: [ 875.399371][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.399504][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.400189][ T32] r4:00000000 [ 875.400542][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.400645][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.400761][ T32] 1d20: be7e1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.401008][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.401076][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.401135][ T32] r5:80050013 r4:80239bb0 [ 875.401291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.401392][ T32] r4:82ac21e4 [ 875.401455][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.401581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.401927][ T32] r4:dff71dc0 [ 875.401979][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.402288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.402348][ T32] r4:00000000 [ 875.402666][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.402776][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.402826][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.402917][ T32] r5:00001000 r4:dfb07000 [ 875.402964][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.403047][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.403675][ T32] r5:8455378c r4:84553400 [ 875.403914][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.404022][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.404111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.404306][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.404377][ T32] r4:8483a980 [ 875.404424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.404523][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.404579][ T32] r4:00000001 [ 875.404776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.404981][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.405048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.405116][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.405179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.405523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.406156][ T32] r4:84839400 [ 875.406286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.406475][ T32] INFO: task kworker/1:195:3594 blocked for more than 452 seconds. [ 875.407047][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.407165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.407222][ T32] task:kworker/1:195 state:D stack:0 pid:3594 tgid:3594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.407341][ T32] Workqueue: events bpf_prog_free_deferred [ 875.407749][ T32] Call trace: [ 875.408297][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.448936][ T32] r10:8291a684 r9:e00e5d84 r8:00000002 r7:60000113 r6:e00e5d8c r5:8497c800 [ 875.449035][ T32] r4:8497c800 [ 875.449067][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.449144][ T32] r5:8497c800 r4:8291a680 [ 875.449167][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.449208][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.449253][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00e5e08 [ 875.449312][ T32] r4:00000000 [ 875.449340][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.449398][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.449444][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.449490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8438cb00 [ 875.449515][ T32] r4:00000000 [ 875.449535][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.449606][ T32] r9:83018205 r8:8497c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 875.449634][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.449683][ T32] r5:00001000 r4:e00eb000 [ 875.449723][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.449770][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.449825][ T32] r5:8495e38c r4:8495e000 [ 875.449851][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.449904][ T32] r7:ddde2d80 r6:83018200 r5:8495e38c r4:84a4c300 [ 875.449926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.449976][ T32] r10:61c88647 r9:8497c800 r8:84a4c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.450008][ T32] r4:84a4c300 ** 3 printk messages dropped ** [ 875.450125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 875.450703][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.450775][ T32] Workqueue: events bpf_prog_free_deferred [ 875.450826][ T32] Call trace: [ 875.450879][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.450953][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.450992][ T32] r4:00000000 [ 875.451018][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.451095][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.451139][ T32] 1d20: bf134000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.451170][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.451198][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.451223][ T32] r5:80050013 r4:80239bb0 [ 875.451245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.451298][ T32] r4:82ac21e4 [ 875.451321][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.451366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.451388][ T32] r4:dff71dc0 [ 875.451430][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.451483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.451507][ T32] r4:00000000 [ 875.451528][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.451574][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.451597][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.451639][ T32] r5:00001000 r4:dfb07000 [ 875.451660][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.451721][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.451770][ T32] r5:8455378c r4:84553400 [ 875.451790][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.451840][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.451863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.451913][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.451936][ T32] r4:8483a980 [ 875.451958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.452009][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.452034][ T32] r4:00000001 [ 875.452091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.452134][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 1 printk messages dropped ** [ 875.452192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 875.452553][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 875.452889][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00f5e08 ** 7 printk messages dropped ** [ 875.453156][ T32] r9:83018205 r8:8497b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 875.453359][ T32] r5:8495e78c r4:8495e400 ** 3 printk messages dropped ** [ 875.453495][ T32] r10:61c88647 r9:8497b000 r8:84a4c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 875.453739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 875.454493][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 15 printk messages dropped ** [ 875.455112][ T32] r5:00001000 r4:dfb07000 ** 9 printk messages dropped ** [ 875.455570][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 875.455707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.455735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.455776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.455805][ T32] r4:84839400 [ 875.455845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.455877][ T32] INFO: task kworker/1:197:3598 blocked for more than 452 seconds. [ 875.455908][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.455933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.455954][ T32] task:kworker/1:197 state:D stack:0 pid:3598 tgid:3598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.456004][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 875.456076][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 875.456702][ T32] r4:00000000 ** 6 printk messages dropped ** [ 875.457116][ T32] r5:8495eb8c r4:8495e800 ** 3 printk messages dropped ** [ 875.457316][ T32] r10:61c88647 r9:8497ec00 r8:84a4c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 875.457901][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 875.480690][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 875.481353][ T32] r4:84839400 ** 9 printk messages dropped ** [ 875.481768][ T32] r4:84978c00 ** 5 printk messages dropped ** [ 875.481990][ T32] r4:00000000 ** 6 printk messages dropped ** [ 875.482213][ T32] r9:83018205 r8:84978c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 875.482235][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.482284][ T32] r5:00001000 r4:e0105000 [ 875.482307][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.482348][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.482391][ T32] r5:844b5f8c r4:844b5c00 [ 875.482411][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.482457][ T32] r7:ddde2d80 r6:83018200 r5:844b5f8c r4:84a4c600 [ 875.482478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.482525][ T32] r10:61c88647 r9:84978c00 r8:84a4c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.482548][ T32] r4:84a4c600 [ 875.482568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.482613][ T32] r10:00000000 r9:84a4c600 r8:80287e08 r7:e00fde60 r6:84a4c680 r5:84978c00 [ 875.482654][ T32] r4:00000001 [ 875.482697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.482739][ T32] Exception stack(0xe0109fb0 to 0xe0109ff8) [ 875.482766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.482796][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.482823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.482855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.482878][ T32] r4:8438cf40 [ 875.483202][ T32] INFO: task kworker/1:198:3600 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.483237][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.483339][ T32] Workqueue: events bpf_prog_free_deferred [ 875.483390][ T32] Call trace: [ 875.483435][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.483488][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.483512][ T32] r4:00000000 [ 875.483553][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.483600][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.483630][ T32] 1d20: bf337000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.483670][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.483700][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.483725][ T32] r5:80050013 r4:80239bb0 [ 875.483747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.483790][ T32] r4:82ac21e4 [ 875.483810][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 875.483984][ T32] r4:00000000 ** 5 printk messages dropped ** [ 875.484189][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 875.484533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 875.484693][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.484800][ T32] r4:84839400 ** 4 printk messages dropped ** [ 875.484998][ T32] task:kworker/1:199 state:D stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 875.485232][ T32] r4:84860000 ** 2 printk messages dropped ** [ 875.485350][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 875.485552][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 875.485739][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 875.485912][ T32] r5:8495ef8c r4:8495ec00 ** 3 printk messages dropped ** [ 875.486067][ T32] r10:61c88647 r9:84860000 r8:84a4c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 875.486411][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.486518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.486558][ T32] r4:8438cfc0 [ 875.486769][ T32] INFO: task kworker/1:199:3602 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.486810][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.486923][ T32] Workqueue: events bpf_prog_free_deferred [ 875.486983][ T32] Call trace: [ 875.487016][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.487072][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.487097][ T32] r4:00000000 [ 875.487117][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.487177][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.487217][ T32] 1d20: bf337000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.487276][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.487315][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.487341][ T32] r5:80050013 r4:80239bb0 [ 875.487373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.487463][ T32] r4:82ac21e4 [ 875.487501][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.487553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.487579][ T32] r4:dff71dc0 [ 875.487600][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.487648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.487674][ T32] r4:00000000 [ 875.487696][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.487763][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.487811][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.487862][ T32] r5:00001000 r4:dfb07000 [ 875.487886][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.487928][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.487973][ T32] r5:8455378c r4:84553400 [ 875.488005][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.488062][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.488086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.488147][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.488177][ T32] r4:8483a980 [ 875.488218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.488332][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.488425][ T32] r4:00000001 [ 875.509480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.509634][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.509854][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.509892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.509973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.510012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.510055][ T32] r4:84839400 [ 875.510092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.510130][ T32] INFO: task kworker/1:200:3604 blocked for more than 452 seconds. [ 875.510169][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.510199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.510224][ T32] task:kworker/1:200 state:D stack:0 pid:3604 tgid:3604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.510303][ T32] Workqueue: events bpf_prog_free_deferred [ 875.510360][ T32] Call trace: [ 875.510398][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.510457][ T32] r10:8291a684 r9:dfdddd84 r8:00000002 r7:60000113 r6:dfdddd8c r5:84862400 [ 875.510484][ T32] r4:84862400 [ 875.510508][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 875.510674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfddde08 ** 5 printk messages dropped ** [ 875.510876][ T32] r4:00000000 [ 875.510901][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.510955][ T32] r9:83018205 r8:84862400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 875.511012][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.511067][ T32] r5:00001000 r4:df9c9000 [ 875.511095][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.511183][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.511239][ T32] r5:8495f38c r4:8495f000 [ 875.511274][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.511346][ T32] r7:ddde2d80 r6:83018200 r5:8495f38c r4:84a4c800 [ 875.511371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.511426][ T32] r10:61c88647 r9:84862400 r8:84a4c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.511456][ T32] r4:84a4c800 [ 875.511479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.511532][ T32] r10:00000000 r9:84a4c800 r8:80287e08 r7:e0111e60 r6:84a4c880 r5:84862400 [ 875.511560][ T32] r4:00000001 [ 875.511582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.511624][ T32] Exception stack(0xdfdddfb0 to 0xdfdddff8) [ 875.511654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.511686][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.511731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.511769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.511815][ T32] r4:843410c0 [ 875.512174][ T32] INFO: task kworker/1:200:3604 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.512212][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.512342][ T32] Workqueue: events bpf_prog_free_deferred [ 875.512398][ T32] Call trace: [ 875.512435][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.512492][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.512537][ T32] r4:00000000 [ 875.512566][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.512615][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.512648][ T32] 1d20: bf737000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.512683][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.512712][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.512742][ T32] r5:80050013 r4:80239bb0 [ 875.512765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.512811][ T32] r4:82ac21e4 [ 875.512848][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.512901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.512929][ T32] r4:dff71dc0 [ 875.512951][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 875.513223][ T32] r5:00001000 r4:dfb07000 ** 2 printk messages dropped ** [ 875.513356][ T32] r5:8455378c r4:84553400 ** 5 printk messages dropped ** [ 875.513571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 875.513797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 875.514097][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 875.514368][ T32] r5:84860c00 r4:8291a680 ** 3 printk messages dropped ** [ 875.514507][ T32] r4:00000000 ** 3 printk messages dropped ** [ 875.514655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843418c0 ** 7 printk messages dropped ** [ 875.515063][ T32] r5:84acc38c r4:84acc000 [ 875.515112][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 875.515237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 875.515446][ T32] r4:00000001 [ 875.515473][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.515514][ T32] Exception stack(0xe011dfb0 to 0xe011dff8) [ 875.515547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.515581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.515612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.515656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.515687][ T32] r4:84341300 [ 875.515855][ T32] INFO: task kworker/1:201:3607 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.515901][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.515972][ T32] Workqueue: events bpf_prog_free_deferred [ 875.516032][ T32] Call trace: [ 875.516072][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.516177][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.516208][ T32] r4:00000000 [ 875.516254][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.516362][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.516395][ T32] 1d20: bf737000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.516429][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.516458][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.516485][ T32] r5:80050013 r4:80239bb0 [ 875.516509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.516560][ T32] r4:82ac21e4 [ 875.516584][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.516631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.516680][ T32] r4:dff71dc0 [ 875.516718][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.516777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.516806][ T32] r4:00000000 [ 875.516830][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.516934][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.516979][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.517028][ T32] r5:00001000 r4:dfb07000 [ 875.517052][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.517095][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.517141][ T32] r5:8455378c r4:84553400 [ 875.517164][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.517219][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.517244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.517305][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.517332][ T32] r4:8483a980 [ 875.517375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.517432][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.517459][ T32] r4:00000001 [ 875.517492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.517558][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.517595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.517628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.517659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.517693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.517723][ T32] r4:84839400 [ 875.517746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.517777][ T32] INFO: task kworker/1:202:3609 blocked for more than 452 seconds. [ 875.517810][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.517837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.517862][ T32] task:kworker/1:202 state:D stack:0 pid:3609 tgid:3609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.517985][ T32] Workqueue: events bpf_prog_free_deferred [ 875.518038][ T32] Call trace: [ 875.518124][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.518209][ T32] r10:8291a684 r9:e00c1d84 r8:00000002 r7:60000013 r6:e00c1d8c r5:84863000 [ 875.518247][ T32] r4:84863000 [ 875.518272][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 875.543184][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 875.543614][ T32] r9:83018205 r8:84863000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 875.543846][ T32] r5:8495f78c r4:8495f400 [ 875.543896][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 875.544138][ T32] r4:84a4ca00 ** 4 printk messages dropped ** [ 875.544455][ T32] Exception stack(0xe00c1fb0 to 0xe00c1ff8) ** 5 printk messages dropped ** [ 875.545046][ T32] INFO: task kworker/1:202:3609 is blocked on a mutex likely owned by task kworker/1:133:3463. ** 2 printk messages dropped ** [ 875.545347][ T32] Call trace: [ 875.545386][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.545445][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.545471][ T32] r4:00000000 [ 875.545495][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.545541][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.545573][ T32] 1d20: bfc82000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.545606][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.545634][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.545662][ T32] r5:80050013 r4:80239bb0 [ 875.545687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.545737][ T32] r4:82ac21e4 [ 875.545761][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.545809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.545850][ T32] r4:dff71dc0 [ 875.545879][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.545930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.545957][ T32] r4:00000000 [ 875.545981][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.546040][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.546070][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.546118][ T32] r5:00001000 r4:dfb07000 [ 875.546162][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.546213][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.546262][ T32] r5:8455378c r4:84553400 [ 875.546313][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.546373][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.546399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.546451][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.546478][ T32] r4:8483a980 [ 875.546519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.546580][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.546607][ T32] r4:00000001 [ 875.546629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.546688][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.546724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.546758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.546788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.546847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.546899][ T32] r4:84839400 [ 875.546928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.546963][ T32] INFO: task kworker/1:203:3611 blocked for more than 452 seconds. [ 875.547000][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.547029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.547053][ T32] task:kworker/1:203 state:D stack:0 pid:3611 tgid:3611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.547161][ T32] Workqueue: events bpf_prog_free_deferred [ 875.547229][ T32] Call trace: [ 875.547299][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.547374][ T32] r10:8291a684 r9:dff65d84 r8:00000002 r7:60000013 r6:dff65d8c r5:84863c00 [ 875.547406][ T32] r4:84863c00 [ 875.547431][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.547480][ T32] r5:84863c00 r4:8291a680 [ 875.547503][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.547549][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.547597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff65e08 [ 875.547622][ T32] r4:00000000 [ 875.547644][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.547695][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.547741][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.547787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843415c0 [ 875.547814][ T32] r4:00000000 [ 875.547838][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.547888][ T32] r9:83018205 r8:84863c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 875.547912][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.547958][ T32] r5:00001000 r4:dfa17000 [ 875.547980][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.548022][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.548068][ T32] r5:8495fb8c r4:8495f800 [ 875.548091][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.548141][ T32] r7:ddde2d80 r6:83018200 r5:8495fb8c r4:84a4cb00 [ 875.548166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.548250][ T32] r10:61c88647 r9:84863c00 r8:84a4cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.548352][ T32] r4:84a4cb00 [ 875.548433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.562730][ T32] r10:00000000 r9:84a4cb00 r8:80287e08 r7:e011de60 r6:84a4cb80 r5:84863c00 [ 875.562781][ T32] r4:00000001 [ 875.562808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.562878][ T32] Exception stack(0xdff65fb0 to 0xdff65ff8) [ 875.562912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.562946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.562980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.563056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.563093][ T32] r4:84341500 [ 875.563431][ T32] INFO: task kworker/1:203:3611 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.563471][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.563550][ T32] Workqueue: events bpf_prog_free_deferred [ 875.563625][ T32] Call trace: [ 875.563664][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.563729][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.563758][ T32] r4:00000000 [ 875.563781][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.563827][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.563859][ T32] 1d20: c01a4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.563894][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.563924][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.563952][ T32] r5:80050013 r4:80239bb0 [ 875.563976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.564024][ T32] r4:82ac21e4 [ 875.564047][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.564095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.564120][ T32] r4:dff71dc0 [ 875.564142][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.564188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.564214][ T32] r4:00000000 [ 875.564238][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.564356][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.564385][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.564436][ T32] r5:00001000 r4:dfb07000 [ 875.564461][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.564507][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.564558][ T32] r5:8455378c r4:84553400 [ 875.564582][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.564636][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.564662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.564715][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.564785][ T32] r4:8483a980 [ 875.564818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 875.565012][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 875.565207][ T32] r4:84839400 ** 5 printk messages dropped ** [ 875.565430][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 875.565640][ T32] r4:84864800 ** 4 printk messages dropped ** [ 875.565826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0125e08 ** 4 printk messages dropped ** [ 875.566024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843416c0 ** 7 printk messages dropped ** [ 875.566356][ T32] r5:8495ff8c r4:8495fc00 ** 2 printk messages dropped ** [ 875.566470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.566531][ T32] r10:61c88647 r9:84864800 r8:84a4cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.566558][ T32] r4:84a4cc00 [ 875.566581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.566643][ T32] r10:00000000 r9:84a4cc00 r8:80287e08 r7:e011de60 r6:84a4cc80 r5:84864800 [ 875.566674][ T32] r4:00000001 [ 875.566698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.566743][ T32] Exception stack(0xe0125fb0 to 0xe0125ff8) [ 875.566773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.566805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.566836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.566890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.566922][ T32] r4:843413c0 [ 875.567107][ T32] INFO: task kworker/1:204:3613 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.567143][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.567209][ T32] Workqueue: events bpf_prog_free_deferred [ 875.567260][ T32] Call trace: [ 875.567303][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.567384][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.567417][ T32] r4:00000000 [ 875.567441][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.567487][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.567519][ T32] 1d20: c01a4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.567555][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.567583][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.567609][ T32] r5:80050013 r4:80239bb0 [ 875.567633][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.567677][ T32] r4:82ac21e4 [ 875.567701][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.567759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.567792][ T32] r4:dff71dc0 [ 875.567816][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.567863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.567889][ T32] r4:00000000 [ 875.567912][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.567961][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.567986][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.568032][ T32] r5:00001000 r4:dfb07000 [ 875.568055][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.568098][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.568143][ T32] r5:8455378c r4:84553400 [ 875.568167][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.568220][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.568246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.568399][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.588922][ T32] r4:8483a980 [ 875.588976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.589063][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.589092][ T32] r4:00000001 [ 875.589117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.589175][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.589218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.589252][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.589295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.589331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.589359][ T32] r4:84839400 [ 875.589388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.589436][ T32] INFO: task kworker/1:205:3614 blocked for more than 452 seconds. [ 875.589499][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.589536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.589564][ T32] task:kworker/1:205 state:D stack:0 pid:3614 tgid:3614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.589628][ T32] Workqueue: events bpf_prog_free_deferred [ 875.589683][ T32] Call trace: [ 875.589721][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.589828][ T32] r10:8291a684 r9:e0129d84 r8:00000002 r7:60000013 r6:e0129d8c r5:84866000 [ 875.589865][ T32] r4:84866000 [ 875.589890][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.589940][ T32] r5:84866000 r4:8291a680 [ 875.589966][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.590010][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.590058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0129e08 [ 875.590084][ T32] r4:00000000 [ 875.590107][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.590146][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.590189][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.590235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84341e80 [ 875.590306][ T32] r4:00000000 [ 875.590336][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.590394][ T32] r9:83018205 r8:84866000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 875.590422][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.590471][ T32] r5:00001000 r4:dfab5000 [ 875.590510][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.590565][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.590613][ T32] r5:84accf8c r4:84accc00 [ 875.590637][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.590688][ T32] r7:ddde2d80 r6:83018200 r5:84accf8c r4:84a4cd00 [ 875.590712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.590766][ T32] r10:61c88647 r9:84866000 r8:84a4cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.590794][ T32] r4:84a4cd00 [ 875.590817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.590879][ T32] r10:00000000 r9:84a4cd00 r8:80287e08 r7:e011de60 r6:84a4cd80 r5:84866000 [ 875.590912][ T32] r4:00000001 [ 875.590944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.590990][ T32] Exception stack(0xe0129fb0 to 0xe0129ff8) [ 875.591020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.591053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.591085][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.591118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.591169][ T32] r4:843413c0 [ 875.591537][ T32] INFO: task kworker/1:205:3614 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.591579][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.591643][ T32] Workqueue: events bpf_prog_free_deferred [ 875.591691][ T32] Call trace: [ 875.591722][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.591776][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.591801][ T32] r4:00000000 [ 875.591839][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.591886][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.591917][ T32] 1d20: c077a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.591959][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.591991][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.592019][ T32] r5:80050013 r4:80239bb0 [ 875.592040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.592111][ T32] r4:82ac21e4 [ 875.592159][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.592209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.592253][ T32] r4:dff71dc0 [ 875.592330][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.592383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.592412][ T32] r4:00000000 [ 875.592436][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.592535][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.592591][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.592655][ T32] r5:00001000 r4:dfb07000 [ 875.592679][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.592763][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.592845][ T32] r5:8455378c r4:84553400 [ 875.592871][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.592926][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.592953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.593019][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.593069][ T32] r4:8483a980 [ 875.593098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.593172][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.593203][ T32] r4:00000001 [ 875.593227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.593267][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.593306][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.593340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.593390][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.593434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.593462][ T32] r4:84839400 [ 875.593485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.593525][ T32] INFO: task kworker/1:206:3616 blocked for more than 452 seconds. [ 875.593577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.593640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.593672][ T32] task:kworker/1:206 state:D stack:0 pid:3616 tgid:3616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.593727][ T32] Workqueue: events bpf_prog_free_deferred [ 875.593775][ T32] Call trace: [ 875.593814][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.593872][ T32] r10:8291a684 r9:e012dd84 r8:00000002 r7:60000013 r6:e012dd8c r5:84866c00 [ 875.593900][ T32] r4:84866c00 [ 875.593924][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.593971][ T32] r5:84866c00 r4:8291a680 [ 875.593994][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.594035][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.594082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de08 [ 875.594109][ T32] r4:00000000 [ 875.594133][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.594171][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.594209][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.594255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84341c80 [ 875.594292][ T32] r4:00000000 [ 875.594317][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.594367][ T32] r9:83018205 r8:84866c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 875.594391][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.594448][ T32] r5:00001000 r4:dfa7b000 [ 875.594476][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.594521][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.594573][ T32] r5:84acc78c r4:84acc400 [ 875.594634][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.594697][ T32] r7:ddde2d80 r6:83018200 r5:84acc78c r4:84a4ce00 [ 875.594723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.594791][ T32] r10:61c88647 r9:84866c00 r8:84a4ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.594844][ T32] r4:84a4ce00 [ 875.594890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.594986][ T32] r10:00000000 r9:84a4ce00 r8:80287e08 r7:e0129e60 r6:84a4ce80 r5:84866c00 [ 875.595028][ T32] r4:00000001 [ 875.595051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.595098][ T32] Exception stack(0xe012dfb0 to 0xe012dff8) [ 875.595129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.595181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.595216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.595251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.595283][ T32] r4:843413c0 [ 875.595457][ T32] INFO: task kworker/1:206:3616 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.595492][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.595561][ T32] Workqueue: events bpf_prog_free_deferred [ 875.595630][ T32] Call trace: [ 875.595680][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.595742][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.595788][ T32] r4:00000000 [ 875.595836][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.595890][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.595923][ T32] 1d20: c077a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.595956][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.595985][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.596012][ T32] r5:80050013 r4:80239bb0 [ 875.596037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.596082][ T32] r4:82ac21e4 [ 875.596115][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.596167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.596194][ T32] r4:dff71dc0 [ 875.596217][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.596316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.596353][ T32] r4:00000000 [ 875.596378][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.596428][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.596454][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.596504][ T32] r5:00001000 r4:dfb07000 [ 875.596528][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.596572][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.596619][ T32] r5:8455378c r4:84553400 [ 875.596641][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.596696][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.596723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.596778][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.596803][ T32] r4:8483a980 [ 875.596852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.596913][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.596940][ T32] r4:00000001 [ 875.596961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.597001][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.597031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.597064][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.597119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.597159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.597186][ T32] r4:84839400 [ 875.597222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.597275][ T32] INFO: task kworker/1:207:3619 blocked for more than 452 seconds. [ 875.597320][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.597349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.597385][ T32] task:kworker/1:207 state:D stack:0 pid:3619 tgid:3619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.597443][ T32] Workqueue: events bpf_prog_free_deferred [ 875.597492][ T32] Call trace: [ 875.597530][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.597586][ T32] r10:8291a684 r9:e0121d84 r8:00000002 r7:60000013 r6:e0121d8c r5:84865400 [ 875.597613][ T32] r4:84865400 [ 875.597636][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.597685][ T32] r5:84865400 r4:8291a680 [ 875.597709][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.597752][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.597800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0121e08 [ 875.597828][ T32] r4:00000000 [ 875.597850][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.597890][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.597928][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.597973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84341d80 [ 875.597999][ T32] r4:00000000 [ 875.598022][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.598084][ T32] r9:83018205 r8:84865400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 875.598116][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.598165][ T32] r5:00001000 r4:dfa87000 [ 875.598188][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.598231][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.598282][ T32] r5:84accb8c r4:84acc800 [ 875.598326][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.598454][ T32] r7:ddde2d80 r6:83018200 r5:84accb8c r4:84a4cf00 [ 875.620880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.620983][ T32] r10:61c88647 r9:84865400 r8:84a4cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.621012][ T32] r4:84a4cf00 [ 875.621048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.621107][ T32] r10:00000000 r9:84a4cf00 r8:80287e08 r7:e0129e60 r6:84a4cf80 r5:84865400 [ 875.621133][ T32] r4:00000001 [ 875.621154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.621195][ T32] Exception stack(0xe0121fb0 to 0xe0121ff8) [ 875.621228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.621259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.621298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.621332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.621355][ T32] r4:84341d00 [ 875.621684][ T32] INFO: task kworker/1:207:3619 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.621722][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.621825][ T32] Workqueue: events bpf_prog_free_deferred [ 875.621878][ T32] Call trace: [ 875.621912][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.621969][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.621994][ T32] r4:00000000 [ 875.622015][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.622057][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.622087][ T32] 1d20: c0bcc000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.622129][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.622162][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.622188][ T32] r5:80050013 r4:80239bb0 [ 875.622210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.622256][ T32] r4:82ac21e4 [ 875.622286][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.622334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.622358][ T32] r4:dff71dc0 [ 875.622378][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.622422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.622446][ T32] r4:00000000 [ 875.622466][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.622515][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.622537][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.622581][ T32] r5:00001000 r4:dfb07000 [ 875.622603][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.622644][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.622688][ T32] r5:8455378c r4:84553400 [ 875.622708][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.622757][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.622779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.622828][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.622852][ T32] r4:8483a980 [ 875.622872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.622918][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.622941][ T32] r4:00000001 [ 875.622961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.622997][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.623026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.623055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.623107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.623156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.623183][ T32] r4:84839400 [ 875.623207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.623238][ T32] INFO: task kworker/1:208:3621 blocked for more than 452 seconds. [ 875.623273][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.623313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.623336][ T32] task:kworker/1:208 state:D stack:0 pid:3621 tgid:3621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.623403][ T32] Workqueue: events bpf_prog_free_deferred [ 875.623448][ T32] Call trace: [ 875.623481][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.623532][ T32] r10:8291a684 r9:e0135d84 r8:00000002 r7:60000013 r6:e0135d8c r5:84861800 [ 875.623557][ T32] r4:84861800 [ 875.623579][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.623646][ T32] r5:84861800 r4:8291a680 [ 875.623673][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.623728][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.623803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0135e08 [ 875.623832][ T32] r4:00000000 [ 875.623854][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.623893][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.623932][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.623975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83902180 [ 875.623999][ T32] r4:00000000 [ 875.624020][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.624067][ T32] r9:83018205 r8:84861800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 875.624103][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.624161][ T32] r5:00001000 r4:dfacf000 [ 875.624186][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.624228][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.624317][ T32] r5:84acd38c r4:84acd000 [ 875.624344][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.624393][ T32] r7:ddde2d80 r6:83018200 r5:84acd38c r4:84909000 [ 875.624417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.624467][ T32] r10:61c88647 r9:84861800 r8:8490902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.624490][ T32] r4:84909000 [ 875.624510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.624556][ T32] r10:00000000 r9:84909000 r8:80287e08 r7:e0129e60 r6:84909080 r5:84861800 [ 875.624603][ T32] r4:00000001 [ 875.624647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.624689][ T32] Exception stack(0xe0135fb0 to 0xe0135ff8) [ 875.624718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.624766][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.624800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.624832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.624858][ T32] r4:83902500 [ 875.625028][ T32] INFO: task kworker/1:208:3621 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.625063][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.625139][ T32] Workqueue: events bpf_prog_free_deferred [ 875.625186][ T32] Call trace: [ 875.625241][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.625315][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.625342][ T32] r4:00000000 [ 875.625362][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.625404][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.625434][ T32] 1d20: c0bcc000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.625465][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.625492][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.625528][ T32] r5:80050013 r4:80239bb0 [ 875.625555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.625608][ T32] r4:82ac21e4 [ 875.625634][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.625681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.625704][ T32] r4:dff71dc0 [ 875.625724][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.625789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.625837][ T32] r4:00000000 [ 875.625862][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.625911][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.625933][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.625976][ T32] r5:00001000 r4:dfb07000 [ 875.626019][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.626064][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.626108][ T32] r5:8455378c r4:84553400 [ 875.626128][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.626177][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.626199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.626248][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.626288][ T32] r4:8483a980 [ 875.626315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.626365][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.626388][ T32] r4:00000001 [ 875.626408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.626444][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.626471][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.626500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.626530][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.626561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.626585][ T32] r4:84839400 [ 875.626606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.626633][ T32] INFO: task kworker/1:209:3623 blocked for more than 452 seconds. [ 875.626664][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.626728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.626785][ T32] task:kworker/1:209 state:D stack:0 pid:3623 tgid:3623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.626842][ T32] Workqueue: events bpf_prog_free_deferred [ 875.626887][ T32] Call trace: [ 875.626920][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.626969][ T32] r10:8291a684 r9:e0139d84 r8:00000002 r7:60000113 r6:e0139d8c r5:8497e000 [ 875.626993][ T32] r4:8497e000 [ 875.627015][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.627058][ T32] r5:8497e000 r4:8291a680 [ 875.627079][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.627117][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.627162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0139e08 [ 875.627186][ T32] r4:00000000 [ 875.627206][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.627243][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.627292][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.627338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e040 [ 875.627362][ T32] r4:00000000 [ 875.627383][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.627456][ T32] r9:83018205 r8:8497e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 875.627500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.627549][ T32] r5:00001000 r4:dfaff000 [ 875.627581][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.627627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.627671][ T32] r5:84acd78c r4:84acd400 [ 875.627692][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.627738][ T32] r7:ddde2d80 r6:83018200 r5:84acd78c r4:84909180 [ 875.627760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.627810][ T32] r10:61c88647 r9:8497e000 r8:849091ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.627844][ T32] r4:84909180 [ 875.627884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.627937][ T32] r10:00000000 r9:84909180 r8:80287e08 r7:e0135e60 r6:84909200 r5:8497e000 [ 875.627970][ T32] r4:00000001 [ 875.628011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.628055][ T32] Exception stack(0xe0139fb0 to 0xe0139ff8) [ 875.628084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.628114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.628142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.628181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.628223][ T32] r4:8490e0c0 [ 875.650351][ T32] INFO: task kworker/1:209:3623 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.650476][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.650561][ T32] Workqueue: events bpf_prog_free_deferred [ 875.650629][ T32] Call trace: [ 875.650693][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.650760][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.650788][ T32] r4:00000000 [ 875.650811][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.650877][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.650916][ T32] 1d20: c122d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.650948][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.650975][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.651000][ T32] r5:80050013 r4:80239bb0 [ 875.651022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.651078][ T32] r4:82ac21e4 [ 875.651105][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.651153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.651179][ T32] r4:dff71dc0 [ 875.651210][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.651259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.651292][ T32] r4:00000000 [ 875.651317][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.651366][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.651389][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.651434][ T32] r5:00001000 r4:dfb07000 [ 875.651463][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.651508][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.651577][ T32] r5:8455378c r4:84553400 [ 875.651613][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.651671][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.651694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.651744][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.651787][ T32] r4:8483a980 [ 875.651814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.651865][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.651889][ T32] r4:00000001 [ 875.651929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.651972][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.652001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.652033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.652090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.652124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.652201][ T32] r4:84839400 [ 875.652232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.652299][ T32] INFO: task kworker/1:210:3625 blocked for more than 452 seconds. [ 875.652340][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.652368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.652391][ T32] task:kworker/1:210 state:D stack:0 pid:3625 tgid:3625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.652442][ T32] Workqueue: events bpf_prog_free_deferred [ 875.652487][ T32] Call trace: [ 875.652521][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.652574][ T32] r10:8291a684 r9:e013dd84 r8:00000002 r7:60000113 r6:e013dd8c r5:8497d400 [ 875.652600][ T32] r4:8497d400 [ 875.652622][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.652667][ T32] r5:8497d400 r4:8291a680 [ 875.652692][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.652735][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.652784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e013de08 [ 875.652811][ T32] r4:00000000 [ 875.652835][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.652888][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.652933][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.652978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e2c0 [ 875.653021][ T32] r4:00000000 [ 875.653050][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.653112][ T32] r9:83018205 r8:8497d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 875.653140][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.653186][ T32] r5:00001000 r4:dfb15000 [ 875.653208][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.653250][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.653310][ T32] r5:84acdb8c r4:84acd800 [ 875.653333][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.653382][ T32] r7:ddde2d80 r6:83018200 r5:84acdb8c r4:84909280 [ 875.653404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.653454][ T32] r10:61c88647 r9:8497d400 r8:849092ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.653478][ T32] r4:84909280 [ 875.653501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.653549][ T32] r10:00000000 r9:84909280 r8:80287e08 r7:e0139e60 r6:84909300 r5:8497d400 [ 875.653573][ T32] r4:00000001 [ 875.653594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.653631][ T32] Exception stack(0xe013dfb0 to 0xe013dff8) [ 875.653674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.653711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.653741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.653774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.653800][ T32] r4:8490e0c0 [ 875.654128][ T32] INFO: task kworker/1:210:3625 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.654169][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.654230][ T32] Workqueue: events bpf_prog_free_deferred [ 875.654287][ T32] Call trace: [ 875.654324][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.654380][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.654406][ T32] r4:00000000 [ 875.654427][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.654470][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.654516][ T32] 1d20: c122d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.654552][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.654580][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.654625][ T32] r5:80050013 r4:80239bb0 [ 875.654654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.654701][ T32] r4:82ac21e4 [ 875.654723][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.654768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.654803][ T32] r4:dff71dc0 [ 875.654828][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.654874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.654899][ T32] r4:00000000 [ 875.654921][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.654987][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.655015][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.655063][ T32] r5:00001000 r4:dfb07000 [ 875.655085][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.655125][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.655168][ T32] r5:8455378c r4:84553400 [ 875.655190][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.655240][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.655264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.655323][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.655348][ T32] r4:8483a980 [ 875.655369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.655417][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.655443][ T32] r4:00000001 [ 875.655466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.655504][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.655535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.655566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.655595][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.655637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.655675][ T32] r4:84839400 [ 875.655700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.655737][ T32] INFO: task kworker/1:211:3628 blocked for more than 452 seconds. [ 875.655772][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.655798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.655831][ T32] task:kworker/1:211 state:D stack:0 pid:3628 tgid:3628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.655888][ T32] Workqueue: events bpf_prog_free_deferred [ 875.655931][ T32] Call trace: [ 875.655988][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.656040][ T32] r10:8291a684 r9:e0141d84 r8:00000002 r7:60000113 r6:e0141d8c r5:84868000 [ 875.656064][ T32] r4:84868000 [ 875.656086][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.656132][ T32] r5:84868000 r4:8291a680 [ 875.656153][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.656192][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.656237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0141e08 [ 875.656335][ T32] r4:00000000 [ 875.656366][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.656434][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.656477][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.656520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e580 [ 875.656545][ T32] r4:00000000 [ 875.656566][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.656612][ T32] r9:83018205 r8:84868000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 875.656635][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.656678][ T32] r5:00001000 r4:dfca5000 [ 875.656699][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.656739][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.656783][ T32] r5:84ace38c r4:84ace000 [ 875.656806][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.656852][ T32] r7:ddde2d80 r6:83018200 r5:84ace38c r4:84909380 [ 875.656874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.656944][ T32] r10:61c88647 r9:84868000 r8:849093ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.656974][ T32] r4:84909380 [ 875.656995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.657043][ T32] r10:00000000 r9:84909380 r8:80287e08 r7:e013de60 r6:84909400 r5:84868000 [ 875.657066][ T32] r4:00000001 [ 875.657087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.657124][ T32] Exception stack(0xe0141fb0 to 0xe0141ff8) [ 875.657151][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.657180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.657210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.657241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.657265][ T32] r4:8490e280 [ 875.657463][ T32] INFO: task kworker/1:211:3628 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.657501][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.657561][ T32] Workqueue: events bpf_prog_free_deferred [ 875.657608][ T32] Call trace: [ 875.657658][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.657718][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.657743][ T32] r4:00000000 [ 875.657763][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.657805][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.657834][ T32] 1d20: c122d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.657864][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.657891][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.657916][ T32] r5:80050013 r4:80239bb0 [ 875.657937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.657992][ T32] r4:82ac21e4 [ 875.658018][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.658111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.658140][ T32] r4:dff71dc0 [ 875.658161][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.658206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.658233][ T32] r4:00000000 [ 875.658254][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.658307][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.658330][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.658375][ T32] r5:00001000 r4:dfb07000 [ 875.658458][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.679453][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.679552][ T32] r5:8455378c r4:84553400 [ 875.679606][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.679668][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.679702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.679760][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.679834][ T32] r4:8483a980 [ 875.679865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.679920][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.679945][ T32] r4:00000001 [ 875.679980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.680025][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.680059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.680090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.680118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.680149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.680195][ T32] r4:84839400 [ 875.680227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.680316][ T32] INFO: task kworker/1:212:3629 blocked for more than 452 seconds. [ 875.680364][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.680413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.680442][ T32] task:kworker/1:212 state:D stack:0 pid:3629 tgid:3629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.680560][ T32] Workqueue: events bpf_prog_free_deferred [ 875.680613][ T32] Call trace: [ 875.680647][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.680702][ T32] r10:8291a684 r9:e0149d84 r8:00000002 r7:60000113 r6:e0149d8c r5:84868c00 [ 875.680727][ T32] r4:84868c00 [ 875.680759][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.680811][ T32] r5:84868c00 r4:8291a680 [ 875.680834][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.680875][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.680919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0149e08 [ 875.680943][ T32] r4:00000000 [ 875.680983][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.681025][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.681066][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.681110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e380 [ 875.681135][ T32] r4:00000000 [ 875.681166][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.681220][ T32] r9:83018205 r8:84868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 875.681244][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.681298][ T32] r5:00001000 r4:dfb35000 [ 875.681321][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.681382][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.681431][ T32] r5:84acdf8c r4:84acdc00 [ 875.681458][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.681505][ T32] r7:ddde2d80 r6:83018200 r5:84acdf8c r4:84909480 [ 875.681557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.681611][ T32] r10:61c88647 r9:84868c00 r8:849094ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.681635][ T32] r4:84909480 [ 875.681656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.681703][ T32] r10:00000000 r9:84909480 r8:80287e08 r7:e0141e60 r6:84909500 r5:84868c00 [ 875.681728][ T32] r4:00000001 [ 875.681748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.681785][ T32] Exception stack(0xe0149fb0 to 0xe0149ff8) [ 875.681813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.681842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.681870][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.681900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.681924][ T32] r4:8490e3c0 [ 875.682245][ T32] INFO: task kworker/1:212:3629 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.682287][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.682349][ T32] Workqueue: events bpf_prog_free_deferred [ 875.682394][ T32] Call trace: [ 875.682426][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.682479][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.682504][ T32] r4:00000000 [ 875.682524][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.682565][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.682595][ T32] 1d20: c16a1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.682640][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.682672][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.682697][ T32] r5:80050013 r4:80239bb0 [ 875.682719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.682763][ T32] r4:82ac21e4 [ 875.682784][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.682829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.682852][ T32] r4:dff71dc0 [ 875.682872][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.682915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.682940][ T32] r4:00000000 [ 875.682960][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.683006][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.683047][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.683097][ T32] r5:00001000 r4:dfb07000 [ 875.683119][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.683159][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.683202][ T32] r5:8455378c r4:84553400 [ 875.683223][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.683271][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.683302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.683352][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.683375][ T32] r4:8483a980 [ 875.683395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.683453][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.683482][ T32] r4:00000001 [ 875.683503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.683542][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.683569][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.683599][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.683628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.683659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.683682][ T32] r4:84839400 [ 875.683703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.683729][ T32] INFO: task kworker/1:213:3631 blocked for more than 452 seconds. [ 875.683758][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.683783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.683828][ T32] task:kworker/1:213 state:D stack:0 pid:3631 tgid:3631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.683883][ T32] Workqueue: events bpf_prog_free_deferred [ 875.683926][ T32] Call trace: [ 875.683973][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.684024][ T32] r10:8291a684 r9:e0131d84 r8:00000002 r7:60000113 r6:e0131d8c r5:84869800 [ 875.684072][ T32] r4:84869800 [ 875.684098][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.684145][ T32] r5:84869800 r4:8291a680 [ 875.684166][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.684246][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.684328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0131e08 [ 875.684353][ T32] r4:00000000 [ 875.684397][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.684447][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.684488][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.684533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e740 [ 875.684557][ T32] r4:00000000 [ 875.684577][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.684623][ T32] r9:83018205 r8:84869800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 875.684645][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.684687][ T32] r5:00001000 r4:dfd13000 [ 875.684708][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.684747][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.684791][ T32] r5:84ace78c r4:84ace400 [ 875.684811][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.684858][ T32] r7:ddde2d80 r6:83018200 r5:84ace78c r4:84909580 [ 875.684880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.684930][ T32] r10:61c88647 r9:84869800 r8:849095ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.684953][ T32] r4:84909580 [ 875.684973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.685044][ T32] r10:00000000 r9:84909580 r8:80287e08 r7:e0141e60 r6:84909600 r5:84869800 [ 875.685073][ T32] r4:00000001 [ 875.685094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.685131][ T32] Exception stack(0xe0131fb0 to 0xe0131ff8) [ 875.685158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.685187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.685241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.685305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.685337][ T32] r4:8490e3c0 [ 875.685505][ T32] INFO: task kworker/1:213:3631 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.685558][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.685694][ T32] Workqueue: events bpf_prog_free_deferred [ 875.685752][ T32] Call trace: [ 875.685798][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.685854][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.685879][ T32] r4:00000000 [ 875.685899][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.685940][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.685987][ T32] 1d20: c16a1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.686024][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.686053][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.686078][ T32] r5:80050013 r4:80239bb0 [ 875.686110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.686160][ T32] r4:82ac21e4 [ 875.686184][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.686230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.686253][ T32] r4:dff71dc0 [ 875.686305][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.686355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.686382][ T32] r4:00000000 [ 875.686403][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.686450][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.686495][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.686545][ T32] r5:00001000 r4:dfb07000 [ 875.686570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.686611][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.686654][ T32] r5:8455378c r4:84553400 [ 875.686701][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.686757][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.686781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.686850][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.686883][ T32] r4:8483a980 [ 875.686904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.686954][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.686977][ T32] r4:00000001 [ 875.687000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.687057][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.687089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.687134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.687167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.687198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.687221][ T32] r4:84839400 [ 875.687241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.687268][ T32] INFO: task kworker/1:214:3633 blocked for more than 452 seconds. [ 875.687309][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.687335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.687356][ T32] task:kworker/1:214 state:D stack:0 pid:3633 tgid:3633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.687403][ T32] Workqueue: events bpf_prog_free_deferred [ 875.687479][ T32] Call trace: [ 875.687511][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.687562][ T32] r10:8291a684 r9:e014dd84 r8:00000002 r7:60000113 r6:e014dd8c r5:8486a400 [ 875.687586][ T32] r4:8486a400 [ 875.687637][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.687689][ T32] r5:8486a400 r4:8291a680 [ 875.687711][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.687769][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.687821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e014de08 [ 875.687845][ T32] r4:00000000 [ 875.687866][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.687905][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.687942][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.687985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490ee40 [ 875.688010][ T32] r4:00000000 [ 875.688030][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.688075][ T32] r9:83018205 r8:8486a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 875.688097][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.688141][ T32] r5:00001000 r4:dfd7b000 [ 875.688161][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.688201][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.688244][ T32] r5:84acf78c r4:84acf400 [ 875.688326][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.711306][ T32] r7:ddde2d80 r6:83018200 r5:84acf78c r4:84909680 [ 875.711409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.711501][ T32] r10:61c88647 r9:8486a400 r8:849096ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.711544][ T32] r4:84909680 [ 875.711594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.711671][ T32] r10:00000000 r9:84909680 r8:80287e08 r7:e0131e60 r6:84909700 r5:8486a400 [ 875.711700][ T32] r4:00000001 [ 875.711724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.711768][ T32] Exception stack(0xe014dfb0 to 0xe014dff8) [ 875.711816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.711857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.711891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.711924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.711950][ T32] r4:8490e700 [ 875.712343][ T32] INFO: task kworker/1:214:3633 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.712388][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.712509][ T32] Workqueue: events bpf_prog_free_deferred [ 875.712570][ T32] Call trace: [ 875.712609][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.712689][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.712727][ T32] r4:00000000 [ 875.712752][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.712799][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.712832][ T32] 1d20: c1be1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.712865][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.712893][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.712920][ T32] r5:80050013 r4:80239bb0 [ 875.712943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.712991][ T32] r4:82ac21e4 [ 875.713015][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.713074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.713104][ T32] r4:dff71dc0 [ 875.713128][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.713177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.713225][ T32] r4:00000000 [ 875.713263][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.713331][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.713358][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.713436][ T32] r5:00001000 r4:dfb07000 [ 875.713465][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.713552][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.713617][ T32] r5:8455378c r4:84553400 [ 875.713657][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.713717][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.713743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.713799][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.713825][ T32] r4:8483a980 [ 875.713849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.713898][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.713926][ T32] r4:00000001 [ 875.713949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.713989][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.714019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.714050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.714080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.714115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.714142][ T32] r4:84839400 [ 875.714166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.714211][ T32] INFO: task kworker/1:215:3635 blocked for more than 452 seconds. [ 875.714250][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.714287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.714314][ T32] task:kworker/1:215 state:D stack:0 pid:3635 tgid:3635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.714369][ T32] Workqueue: events bpf_prog_free_deferred [ 875.714417][ T32] Call trace: [ 875.714451][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.714504][ T32] r10:8291a684 r9:e0155d84 r8:00000002 r7:60000013 r6:e0155d8c r5:8486bc00 [ 875.714545][ T32] r4:8486bc00 [ 875.714599][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.714654][ T32] r5:8486bc00 r4:8291a680 [ 875.714696][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.714757][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.714808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0155e08 [ 875.714833][ T32] r4:00000000 [ 875.714856][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.714894][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.714934][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.714980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490e800 [ 875.715006][ T32] r4:00000000 [ 875.715030][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.715079][ T32] r9:83018205 r8:8486bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.715115][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.715168][ T32] r5:00001000 r4:dfd29000 [ 875.715192][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.715235][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.715287][ T32] r5:84aceb8c r4:84ace800 [ 875.715311][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.715362][ T32] r7:ddde2d80 r6:83018200 r5:84aceb8c r4:84909780 [ 875.715386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.715458][ T32] r10:61c88647 r9:8486bc00 r8:849097ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.715489][ T32] r4:84909780 [ 875.715515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.715568][ T32] r10:00000000 r9:84909780 r8:80287e08 r7:e014de60 r6:84909800 r5:8486bc00 [ 875.715595][ T32] r4:00000001 [ 875.715618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.715658][ T32] Exception stack(0xe0155fb0 to 0xe0155ff8) [ 875.715707][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.715746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.715779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.715831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.715862][ T32] r4:8490e840 [ 875.716028][ T32] INFO: task kworker/1:215:3635 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.716065][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.716153][ T32] Workqueue: events bpf_prog_free_deferred [ 875.716205][ T32] Call trace: [ 875.716240][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.716354][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.716417][ T32] r4:00000000 [ 875.716464][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.716516][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.716554][ T32] 1d20: c1be1000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.716620][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.716662][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.716691][ T32] r5:80050013 r4:80239bb0 [ 875.716728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.716819][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 875.716908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.716936][ T32] r4:dff71dc0 [ 875.716980][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.717076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.717114][ T32] r4:00000000 [ 875.717138][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.717188][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.717212][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.717259][ T32] r5:00001000 r4:dfb07000 [ 875.717290][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.717335][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.717380][ T32] r5:8455378c r4:84553400 [ 875.717403][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.717454][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.717499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.717574][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.717602][ T32] r4:8483a980 [ 875.717625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.717675][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.717704][ T32] r4:00000001 [ 875.717747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.717795][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.717825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.717857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.717901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.717957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.717989][ T32] r4:84839400 [ 875.718013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.718044][ T32] INFO: task kworker/1:216:3636 blocked for more than 452 seconds. [ 875.718078][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.718116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.718145][ T32] task:kworker/1:216 state:D stack:0 pid:3636 tgid:3636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.718219][ T32] Workqueue: events bpf_prog_free_deferred [ 875.718303][ T32] Call trace: [ 875.718355][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.718463][ T32] r10:8291a684 r9:e0159d84 r8:00000002 r7:60000113 r6:e0159d8c r5:84a8e000 [ 875.741110][ T32] r4:84a8e000 [ 875.741161][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.741237][ T32] r5:84a8e000 r4:8291a680 [ 875.741283][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.741336][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 875.741513][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 875.741870][ T32] r5:84acef8c r4:84acec00 [ 875.741892][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 875.742018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 875.742322][ T32] Exception stack(0xe0159fb0 to 0xe0159ff8) ** 5 printk messages dropped ** [ 875.742858][ T32] INFO: task kworker/1:216:3636 is blocked on a mutex likely owned by task kworker/1:133:3463. ** 7 printk messages dropped ** [ 875.743366][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 875.743583][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 875.743706][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 875.743862][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 875.744200][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 875.744429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 875.744564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.744592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.744645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.744673][ T32] r4:84839400 [ 875.744718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.744777][ T32] INFO: task kworker/0:49:3639 blocked for more than 452 seconds. [ 875.744838][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.744869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.744892][ T32] task:kworker/0:49 state:D stack:0 pid:3639 tgid:3639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.744945][ T32] Workqueue: events bpf_prog_free_deferred [ 875.744990][ T32] Call trace: [ 875.745022][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.745071][ T32] r10:8291a684 r9:e0151d84 r8:00000002 r7:60000113 r6:e0151d8c r5:84a8bc00 [ 875.745096][ T32] r4:84a8bc00 [ 875.745127][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.745175][ T32] r5:84a8bc00 r4:8291a680 [ 875.745198][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.745238][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.745289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0151e08 [ 875.745314][ T32] r4:00000000 [ 875.745335][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.745396][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.745456][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.745514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490b480 [ 875.745548][ T32] r4:00000000 [ 875.745570][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.745618][ T32] r9:83018005 r8:84a8bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 875.745661][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.745714][ T32] r5:00001000 r4:dffbf000 [ 875.745766][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.745812][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.745878][ T32] r5:844b578c r4:844b5400 [ 875.745913][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.745973][ T32] r7:dddced80 r6:83018000 r5:844b578c r4:848c4f00 [ 875.746022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.746078][ T32] r10:61c88647 r9:84a8bc00 r8:848c4f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 875.746102][ T32] r4:848c4f00 [ 875.746123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.746169][ T32] r10:00000000 r9:848c4f00 r8:80287e08 r7:e0045e60 r6:848c4f80 r5:84a8bc00 [ 875.746215][ T32] r4:00000001 [ 875.746242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.746306][ T32] Exception stack(0xe0151fb0 to 0xe0151ff8) [ 875.746351][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.746401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.746478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.746517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.746542][ T32] r4:8490b700 [ 875.746718][ T32] INFO: task kworker/0:49:3639 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.746785][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.746865][ T32] Workqueue: events bpf_prog_free_deferred [ 875.746932][ T32] Call trace: [ 875.746968][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.747023][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.747067][ T32] r4:00000000 [ 875.747093][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.747138][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.747170][ T32] 1d20: c2157000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.747223][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.747256][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.747304][ T32] r5:80050013 r4:80239bb0 [ 875.747331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.747378][ T32] r4:82ac21e4 [ 875.747418][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.747471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.747535][ T32] r4:dff71dc0 [ 875.747562][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.747609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.747647][ T32] r4:00000000 [ 875.747672][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.747745][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.747794][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.747844][ T32] r5:00001000 r4:dfb07000 [ 875.747866][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.747906][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.747971][ T32] r5:8455378c r4:84553400 ** 3 printk messages dropped ** [ 875.748184][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 875.757614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 875.757833][ T32] INFO: task kworker/1:217:3640 blocked for more than 452 seconds. [ 875.757891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.757928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.757956][ T32] task:kworker/1:217 state:D stack:0 pid:3640 tgid:3640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.758040][ T32] Workqueue: events bpf_prog_free_deferred [ 875.758149][ T32] Call trace: [ 875.758240][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.758317][ T32] r10:8291a684 r9:e0161d84 r8:00000002 r7:60000013 r6:e0161d8c r5:84a8d400 [ 875.758346][ T32] r4:84a8d400 [ 875.758446][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.758822][ T32] r5:84a8d400 r4:8291a680 [ 875.758860][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.758920][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.759016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0161e08 [ 875.759048][ T32] r4:00000000 [ 875.759075][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.759116][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.759189][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.759254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490edc0 [ 875.759304][ T32] r4:00000000 [ 875.759341][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.759401][ T32] r9:83018205 r8:84a8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 875.759449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.759523][ T32] r5:00001000 r4:dfd67000 [ 875.759556][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.759602][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.759651][ T32] r5:84acf38c r4:84acf000 [ 875.759675][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.759729][ T32] r7:ddde2d80 r6:83018200 r5:84acf38c r4:84909900 [ 875.759775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.759863][ T32] r10:61c88647 r9:84a8d400 r8:8490992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.759894][ T32] r4:84909900 [ 875.759932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.759989][ T32] r10:00000000 r9:84909900 r8:80287e08 r7:e014de60 r6:8491d000 r5:84a8d400 [ 875.760016][ T32] r4:00000001 [ 875.760048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.760097][ T32] Exception stack(0xe0161fb0 to 0xe0161ff8) [ 875.760131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.760164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.760195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.760227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.760254][ T32] r4:8490e980 [ 875.760626][ T32] INFO: task kworker/1:217:3640 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.760664][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.760736][ T32] Workqueue: events bpf_prog_free_deferred [ 875.760813][ T32] Call trace: [ 875.760858][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.760935][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.760988][ T32] r4:00000000 ** 1 printk messages dropped ** [ 875.761088][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 875.761346][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 875.761472][ T32] r4:dff71dc0 [ 875.761495][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.761542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.761568][ T32] r4:00000000 [ 875.761591][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.761647][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.761673][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.761722][ T32] r5:00001000 r4:dfb07000 [ 875.761746][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.761790][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.761838][ T32] r5:8455378c r4:84553400 [ 875.761860][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.761928][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.761957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.762012][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.762064][ T32] r4:8483a980 [ 875.762093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.762146][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.762194][ T32] r4:00000001 [ 875.762223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.762265][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.762307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.762341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.762373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.762406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.762442][ T32] r4:84839400 [ 875.762481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.762517][ T32] INFO: task kworker/1:218:3643 blocked for more than 452 seconds. [ 875.762556][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.762585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.762609][ T32] task:kworker/1:218 state:D stack:0 pid:3643 tgid:3643 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.762660][ T32] Workqueue: events bpf_prog_free_deferred [ 875.762708][ T32] Call trace: [ 875.762743][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.762817][ T32] r10:8291a684 r9:e016dd84 r8:00000002 r7:60000113 r6:e016dd8c r5:84a8a400 [ 875.762849][ T32] r4:84a8a400 [ 875.762873][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.762922][ T32] r5:84a8a400 r4:8291a680 [ 875.762967][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.763040][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.763095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e016de08 [ 875.763123][ T32] r4:00000000 [ 875.763146][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.763185][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.763252][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.763314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490ef40 ** 7 printk messages dropped ** [ 875.763667][ T32] r5:84acfb8c r4:84acf800 [ 875.763691][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 875.763942][ T32] r10:00000000 r9:84909980 r8:80287e08 r7:e014de60 r6:8491d080 r5:84a8a400 ** 6 printk messages dropped ** [ 875.764223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 875.764869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 875.765134][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 875.765463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.765489][ T32] r4:00000000 [ 875.765512][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.765563][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.765606][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.765676][ T32] r5:00001000 r4:dfb07000 [ 875.765705][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.765759][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.765813][ T32] r5:8455378c r4:84553400 [ 875.765859][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.765935][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.765988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.766046][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.766074][ T32] r4:8483a980 [ 875.766097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.766199][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.766242][ T32] r4:00000001 [ 875.766268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.766318][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.766385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.766447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.766479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.766514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.766571][ T32] r4:84839400 [ 875.766616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.766651][ T32] INFO: task kworker/1:219:3645 blocked for more than 452 seconds. [ 875.766715][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.766768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.766807][ T32] task:kworker/1:219 state:D stack:0 pid:3645 tgid:3645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.766867][ T32] Workqueue: events bpf_prog_free_deferred [ 875.766917][ T32] Call trace: [ 875.766972][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.767026][ T32] r10:8291a684 r9:e015dd84 r8:00000002 r7:60000113 r6:e015dd8c r5:8486c800 [ 875.767053][ T32] r4:8486c800 [ 875.767078][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.767125][ T32] r5:8486c800 r4:8291a680 [ 875.767162][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.767212][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.767261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e015de08 ** 7 printk messages dropped ** [ 875.767583][ T32] r9:83018205 r8:8486c800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 875.767874][ T32] r5:8488438c r4:84884000 ** 1 printk messages dropped ** [ 875.768015][ T32] r7:ddde2d80 r6:83018200 r5:8488438c r4:84909a00 ** 4 printk messages dropped ** [ 875.768235][ T32] r10:00000000 r9:84909a00 r8:80287e08 r7:e016de60 r6:84909a80 r5:8486c800 ** 9 printk messages dropped ** [ 875.802873][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 875.803502][ T32] 1d20: c2899000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 875.803943][ T32] r4:dff71dc0 ** 1 printk messages dropped ** [ 875.804026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.804054][ T32] r4:00000000 [ 875.804076][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.804126][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.804151][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.804199][ T32] r5:00001000 r4:dfb07000 [ 875.804237][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.804344][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.804396][ T32] r5:8455378c r4:84553400 [ 875.804421][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.804475][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.804501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.804556][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.804584][ T32] r4:8483a980 [ 875.804607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.804658][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.804685][ T32] r4:00000001 [ 875.804708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.804748][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.804778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.804826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.804885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.804924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.804949][ T32] r4:84839400 [ 875.804974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.805007][ T32] INFO: task kworker/1:220:3647 blocked for more than 452 seconds. [ 875.805055][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.805089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.805114][ T32] task:kworker/1:220 state:D stack:0 pid:3647 tgid:3647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.805167][ T32] Workqueue: events bpf_prog_free_deferred [ 875.805226][ T32] Call trace: ** 2 printk messages dropped ** [ 875.805382][ T32] r4:8486d400 ** 4 printk messages dropped ** [ 875.805610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0165e08 ** 4 printk messages dropped ** [ 875.805816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dc700 ** 7 printk messages dropped ** [ 875.806148][ T32] r5:84acff8c r4:84acfc00 ** 1 printk messages dropped ** [ 875.806221][ T32] r7:ddde2d80 r6:83018200 r5:84acff8c r4:84909b00 ** 4 printk messages dropped ** [ 875.806494][ T32] r10:00000000 r9:84909b00 r8:80287e08 r7:e015de60 r6:84909b80 r5:8486d400 ** 8 printk messages dropped ** [ 875.806967][ T32] INFO: task kworker/1:220:3647 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.807002][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.807086][ T32] Workqueue: events bpf_prog_free_deferred [ 875.807170][ T32] Call trace: [ 875.807213][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.807270][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.807307][ T32] r4:00000000 [ 875.807352][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.807408][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.807444][ T32] 1d20: c2899000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.807493][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.807527][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.807567][ T32] r5:80050013 r4:80239bb0 [ 875.807619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.807678][ T32] r4:82ac21e4 [ 875.807702][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.807771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.807802][ T32] r4:dff71dc0 [ 875.807846][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.807904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.807956][ T32] r4:00000000 [ 875.808007][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.808092][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.808148][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.808202][ T32] r5:00001000 r4:dfb07000 [ 875.808227][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.808318][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.808453][ T32] r5:8455378c r4:84553400 [ 875.827347][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.827453][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.827479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.827538][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.827563][ T32] r4:8483a980 [ 875.827586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.827660][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.827691][ T32] r4:00000001 [ 875.827715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.827801][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.827859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.827896][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.827928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.827960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.828015][ T32] r4:84839400 [ 875.828049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.828096][ T32] INFO: task kworker/1:221:3649 blocked for more than 452 seconds. [ 875.828134][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.828161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.828185][ T32] task:kworker/1:221 state:D stack:0 pid:3649 tgid:3649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.828345][ T32] Workqueue: events bpf_prog_free_deferred [ 875.831153][ T32] Call trace: [ 875.831207][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.831298][ T32] r10:8291a684 r9:e0171d84 r8:00000002 r7:60000013 r6:e0171d8c r5:8486e000 [ 875.831331][ T32] r4:8486e000 [ 875.831355][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.831417][ T32] r5:8486e000 r4:8291a680 [ 875.831449][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.831498][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.831544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0171e08 [ 875.831569][ T32] r4:00000000 [ 875.831590][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.831627][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.831690][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.831749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491e1c0 [ 875.831777][ T32] r4:00000000 [ 875.831821][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.831876][ T32] r9:83018205 r8:8486e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 875.831900][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.831947][ T32] r5:00001000 r4:dfde1000 [ 875.831969][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.832012][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.832085][ T32] r5:8488478c r4:84884400 [ 875.832141][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.832196][ T32] r7:ddde2d80 r6:83018200 r5:8488478c r4:84909c00 [ 875.832220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.832320][ T32] r10:61c88647 r9:8486e000 r8:84909c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.832351][ T32] r4:84909c00 [ 875.832373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.832424][ T32] r10:00000000 r9:84909c00 r8:80287e08 r7:e015de60 r6:84909c80 r5:8486e000 [ 875.832471][ T32] r4:00000001 [ 875.832529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.832599][ T32] Exception stack(0xe0171fb0 to 0xe0171ff8) [ 875.832634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.832665][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.832715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.832772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 875.833191][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 875.833626][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 2 printk messages dropped ** [ 875.833811][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 875.833910][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 875.833999][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 875.834222][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 6 printk messages dropped ** [ 875.834508][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 2 printk messages dropped ** [ 875.834612][ T32] r4:8483a980 [ 875.834651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.834712][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.834740][ T32] r4:00000001 [ 875.834761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.834798][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.834826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.834855][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.834885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.834925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.834975][ T32] r4:84839400 [ 875.835002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.835041][ T32] INFO: task kworker/1:222:3651 blocked for more than 452 seconds. [ 875.835101][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.835154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.835180][ T32] task:kworker/1:222 state:D stack:0 pid:3651 tgid:3651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.835232][ T32] Workqueue: events bpf_prog_free_deferred [ 875.835310][ T32] Call trace: [ 875.835369][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.835445][ T32] r10:8291a684 r9:e0179d84 r8:00000002 r7:60000113 r6:e0179d8c r5:8486ec00 [ 875.835474][ T32] r4:8486ec00 [ 875.835497][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.835542][ T32] r5:8486ec00 r4:8291a680 [ 875.835604][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.835670][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.835742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0179e08 [ 875.835792][ T32] r4:00000000 [ 875.835818][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.835857][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.835927][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.835975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491e340 [ 875.836001][ T32] r4:00000000 [ 875.836022][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.836072][ T32] r9:83018205 r8:8486ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 875.836097][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.836140][ T32] r5:00001000 r4:dfdff000 [ 875.836180][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.836259][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.836361][ T32] r5:84884b8c r4:84884800 [ 875.836408][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.836497][ T32] r7:ddde2d80 r6:83018200 r5:84884b8c r4:84909d00 [ 875.836587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.836668][ T32] r10:61c88647 r9:8486ec00 r8:84909d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.836725][ T32] r4:84909d00 [ 875.836786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.836852][ T32] r10:00000000 r9:84909d00 r8:80287e08 r7:e0171e60 r6:84909d80 r5:8486ec00 [ 875.836879][ T32] r4:00000001 [ 875.836964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.837010][ T32] Exception stack(0xe0179fb0 to 0xe0179ff8) [ 875.837042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 875.837075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.837106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.837152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.837201][ T32] r4:8491e180 [ 875.837392][ T32] INFO: task kworker/1:222:3651 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.837441][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.837667][ T32] Workqueue: events bpf_prog_free_deferred [ 875.837724][ T32] Call trace: [ 875.837761][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.837818][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.837846][ T32] r4:00000000 [ 875.837869][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.837913][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.837957][ T32] 1d20: c2d2a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.837996][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.838036][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.838070][ T32] r5:80050013 r4:80239bb0 [ 875.838118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.838210][ T32] r4:82ac21e4 [ 875.838245][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.838304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.838331][ T32] r4:dff71dc0 [ 875.838408][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.857416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.857480][ T32] r4:00000000 [ 875.857522][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.857661][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.857703][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.857761][ T32] r5:00001000 r4:dfb07000 [ 875.857786][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.857830][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.857963][ T32] r5:8455378c r4:84553400 [ 875.857993][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.858050][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.858076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.858130][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.858195][ T32] r4:8483a980 [ 875.858250][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.858320][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.858349][ T32] r4:00000001 [ 875.858381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.863120][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.863174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.863211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.863266][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.863334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.863369][ T32] r4:84839400 [ 875.863399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.863436][ T32] INFO: task kworker/1:223:3653 blocked for more than 452 seconds. [ 875.863474][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.863504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 875.863667][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 875.863902][ T32] r4:8486b000 ** 2 printk messages dropped ** [ 875.864032][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 875.864242][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 875.864400][ T32] r4:00000000 ** 3 printk messages dropped ** [ 875.864558][ T32] r5:00001000 r4:dff6b000 ** 2 printk messages dropped ** [ 875.864676][ T32] r5:8488538c r4:84885000 [ 875.864700][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.864766][ T32] r7:ddde2d80 r6:83018200 r5:8488538c r4:84909e00 [ 875.864797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.864874][ T32] r10:61c88647 r9:8486b000 r8:84909e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.864908][ T32] r4:84909e00 [ 875.864932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.865019][ T32] r10:00000000 r9:84909e00 r8:80287e08 r7:e0179e60 r6:84909e80 r5:8486b000 [ 875.865076][ T32] r4:00000001 [ 875.865120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.865184][ T32] Exception stack(0xe017dfb0 to 0xe017dff8) [ 875.865240][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.865300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.865357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.865402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.865438][ T32] r4:8491e180 [ 875.865797][ T32] INFO: task kworker/1:223:3653 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.865840][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.865911][ T32] Workqueue: events bpf_prog_free_deferred [ 875.865979][ T32] Call trace: [ 875.866031][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.866116][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.866158][ T32] r4:00000000 [ 875.866206][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.866258][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.866306][ T32] 1d20: c31a3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.866364][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.866431][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.866471][ T32] r5:80050013 r4:80239bb0 [ 875.866500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.866554][ T32] r4:82ac21e4 [ 875.866579][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.866627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.866702][ T32] r4:dff71dc0 [ 875.866739][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.866802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.866830][ T32] r4:00000000 [ 875.866854][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.866902][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.866927][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.866976][ T32] r5:00001000 r4:dfb07000 [ 875.867001][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.867044][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.867092][ T32] r5:8455378c r4:84553400 [ 875.867137][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.867200][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.867227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.867306][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.867364][ T32] r4:8483a980 [ 875.867442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.867501][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.867532][ T32] r4:00000001 [ 875.867579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.867646][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.867681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.867736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.867788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.867823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.867851][ T32] r4:84839400 [ 875.867875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.867906][ T32] INFO: task kworker/1:224:3655 blocked for more than 452 seconds. [ 875.867960][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.868015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.868048][ T32] task:kworker/1:224 state:D stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 875.886819][ T32] r4:848d0000 ** 4 printk messages dropped ** [ 875.887225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0189e08 ** 4 printk messages dropped ** [ 875.887617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491e4c0 ** 6 printk messages dropped ** [ 875.888145][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 875.896848][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 875.897441][ T32] r10:00000000 r9:84909f00 r8:80287e08 r7:e017de60 r6:84909f80 r5:848d0000 ** 4 printk messages dropped ** [ 875.897843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 875.899601][ T32] INFO: task kworker/1:224:3655 is blocked on a mutex likely owned by task kworker/1:133:3463. ** 4 printk messages dropped ** [ 875.900302][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 3 printk messages dropped ** [ 875.900647][ T32] 1d20: c375b000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 4 printk messages dropped ** [ 875.900969][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 875.901206][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 875.901464][ T32] r4:00000000 ** 2 printk messages dropped ** [ 875.901694][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.901794][ T32] r5:00001000 r4:dfb07000 [ 875.901846][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.901941][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.902038][ T32] r5:8455378c r4:84553400 [ 875.902091][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.902197][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.902251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.902407][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.902475][ T32] r4:8483a980 [ 875.902547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.902659][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.902726][ T32] r4:00000001 [ 875.902789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.902874][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.902937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.902998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.903058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.903125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.903178][ T32] r4:84839400 [ 875.903226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.903296][ T32] INFO: task kworker/1:225:3658 blocked for more than 452 seconds. [ 875.903380][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.903436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.903486][ T32] task:kworker/1:225 state:D stack:0 pid:3658 tgid:3658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.903594][ T32] Workqueue: events bpf_prog_free_deferred [ 875.903735][ T32] Call trace: [ 875.903816][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.903922][ T32] r10:8291a684 r9:e018dd84 r8:00000002 r7:60000113 r6:e018dd8c r5:848d0c00 [ 875.903975][ T32] r4:848d0c00 [ 875.904047][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.904173][ T32] r5:848d0c00 r4:8291a680 [ 875.904230][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.904364][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.904500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e018de08 [ 875.904589][ T32] r4:00000000 [ 875.904645][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.904743][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.904830][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.904922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491e700 [ 875.904976][ T32] r4:00000000 [ 875.905030][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.905188][ T32] r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 875.905301][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.905411][ T32] r5:00001000 r4:dff79000 [ 875.905482][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.905597][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.905702][ T32] r5:8488578c r4:84885400 [ 875.905748][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.905846][ T32] r7:ddde2d80 r6:83018200 r5:8488578c r4:84909100 [ 875.905901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.906010][ T32] r10:61c88647 r9:848d0c00 r8:8490912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.906066][ T32] r4:84909100 [ 875.906113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.906212][ T32] r10:00000000 r9:84909100 r8:80287e08 r7:e017de60 r6:84929000 r5:848d0c00 [ 875.906266][ T32] r4:00000001 [ 875.906329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.906409][ T32] Exception stack(0xe018dfb0 to 0xe018dff8) [ 875.906475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 875.906545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.906607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.906678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.906728][ T32] r4:8491e580 [ 875.907196][ T32] INFO: task kworker/1:225:3658 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.907292][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.907434][ T32] Workqueue: events bpf_prog_free_deferred [ 875.907544][ T32] Call trace: [ 875.907619][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.907730][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.907789][ T32] r4:00000000 [ 875.907850][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.907944][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.908008][ T32] 1d20: c375b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.908077][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.908150][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.908226][ T32] r5:80050013 r4:80239bb0 [ 875.908326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.930946][ T32] r4:82ac21e4 [ 875.931040][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.931182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.931282][ T32] r4:dff71dc0 [ 875.931340][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.931440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.931516][ T32] r4:00000000 [ 875.931594][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.931709][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.931763][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.931881][ T32] r5:00001000 r4:dfb07000 [ 875.931940][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.932030][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.932147][ T32] r5:8455378c r4:84553400 [ 875.932203][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.932376][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.932446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.932553][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.932605][ T32] r4:8483a980 [ 875.932669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.932788][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.932854][ T32] r4:00000001 [ 875.932901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.933007][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.933085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.933150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.933217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.933303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.933356][ T32] r4:84839400 [ 875.933425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.933526][ T32] INFO: task kworker/1:226:3659 blocked for more than 452 seconds. [ 875.933606][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.933683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.933739][ T32] task:kworker/1:226 state:D stack:0 pid:3659 tgid:3659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.933862][ T32] Workqueue: events bpf_prog_free_deferred [ 875.933957][ T32] Call trace: [ 875.934028][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.934136][ T32] r10:8291a684 r9:e0191d84 r8:00000002 r7:60000013 r6:e0191d8c r5:848d1800 [ 875.934189][ T32] r4:848d1800 [ 875.934235][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.934343][ T32] r5:848d1800 r4:8291a680 [ 875.934394][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.934482][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.934579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0191e08 [ 875.934660][ T32] r4:00000000 [ 875.934738][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.934839][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.934950][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.935060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491e940 [ 875.935135][ T32] r4:00000000 [ 875.935217][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.935326][ T32] r9:83018205 r8:848d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 875.935394][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.935481][ T32] r5:00001000 r4:dff87000 [ 875.935528][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.935654][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.935752][ T32] r5:84885b8c r4:84885800 [ 875.935815][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.935918][ T32] r7:ddde2d80 r6:83018200 r5:84885b8c r4:84929080 [ 875.935966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.936077][ T32] r10:61c88647 r9:848d1800 r8:849290ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.936133][ T32] r4:84929080 [ 875.936178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.936340][ T32] r10:00000000 r9:84929080 r8:80287e08 r7:e018de60 r6:84929100 r5:848d1800 [ 875.936419][ T32] r4:00000001 [ 875.936498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.936607][ T32] Exception stack(0xe0191fb0 to 0xe0191ff8) [ 875.936673][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.936769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.936850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.936917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.937010][ T32] r4:8491e740 [ 875.937597][ T32] INFO: task kworker/1:226:3659 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.937679][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.937837][ T32] Workqueue: events bpf_prog_free_deferred [ 875.937985][ T32] Call trace: [ 875.938071][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.938183][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.938242][ T32] r4:00000000 [ 875.938295][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.960360][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.960554][ T32] 1d20: c3e4a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.960644][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.960717][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.960779][ T32] r5:80050013 r4:80239bb0 [ 875.960827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.960958][ T32] r4:82ac21e4 [ 875.961016][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.961107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.961173][ T32] r4:dff71dc0 [ 875.961220][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.961329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.961384][ T32] r4:00000000 [ 875.961429][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.961561][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.961620][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.961720][ T32] r5:00001000 r4:dfb07000 [ 875.961777][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.961889][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.961992][ T32] r5:8455378c r4:84553400 [ 875.962072][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.962184][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.962250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.962361][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.962426][ T32] r4:8483a980 [ 875.962489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.962592][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.962642][ T32] r4:00000001 [ 875.962689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.962782][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.962841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.962905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.962988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.963058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.963110][ T32] r4:84839400 [ 875.963168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.963242][ T32] INFO: task kworker/1:227:3661 blocked for more than 453 seconds. [ 875.963331][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.963402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.963451][ T32] task:kworker/1:227 state:D stack:0 pid:3661 tgid:3661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.963571][ T32] Workqueue: events bpf_prog_free_deferred [ 875.963675][ T32] Call trace: [ 875.963749][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.963862][ T32] r10:8291a684 r9:e0195d84 r8:00000002 r7:60000013 r6:e0195d8c r5:848d2400 [ 875.963918][ T32] r4:848d2400 [ 875.963962][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.964051][ T32] r5:848d2400 r4:8291a680 [ 875.964151][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.964298][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.964490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0195e08 [ 875.964557][ T32] r4:00000000 [ 875.964645][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.964756][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.964842][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.964933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491eb40 [ 875.964980][ T32] r4:00000000 [ 875.965064][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.965129][ T32] r9:83018205 r8:848d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 875.965154][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.965201][ T32] r5:00001000 r4:dff9f000 [ 875.965244][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.965306][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.965390][ T32] r5:8488638c r4:84886000 [ 875.965418][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.965473][ T32] r7:ddde2d80 r6:83018200 r5:8488638c r4:84929180 [ 875.965520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.965584][ T32] r10:61c88647 r9:848d2400 r8:849291ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.965646][ T32] r4:84929180 [ 875.965672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.965724][ T32] r10:00000000 r9:84929180 r8:80287e08 r7:e0191e60 r6:84929200 r5:848d2400 [ 875.965748][ T32] r4:00000001 [ 875.965769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.965807][ T32] Exception stack(0xe0195fb0 to 0xe0195ff8) [ 875.965858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.965904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.965955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.966000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.966051][ T32] r4:8491e900 [ 875.966445][ T32] INFO: task kworker/1:227:3661 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.966502][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.966618][ T32] Workqueue: events bpf_prog_free_deferred [ 875.966678][ T32] Call trace: [ 875.966711][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.966788][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.966823][ T32] r4:00000000 [ 875.966845][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.966907][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.966942][ T32] 1d20: c3e4a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.966974][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.967000][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.967026][ T32] r5:80050013 r4:80239bb0 [ 875.967067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.967117][ T32] r4:82ac21e4 [ 875.967138][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.967183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.967207][ T32] r4:dff71dc0 [ 875.967227][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.967269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.967300][ T32] r4:00000000 [ 875.967321][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.967389][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.967417][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.967481][ T32] r5:00001000 r4:dfb07000 [ 875.967506][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.967564][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.967623][ T32] r5:8455378c r4:84553400 [ 875.967671][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.967728][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.967753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.967814][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.967867][ T32] r4:8483a980 [ 875.967916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.967969][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.968015][ T32] r4:00000001 [ 875.968063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.968106][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.968136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.968180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.968213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.968304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.968346][ T32] r4:84839400 [ 875.968430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.990220][ T32] INFO: task kworker/1:228:3663 blocked for more than 453 seconds. [ 875.990281][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.990322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.990350][ T32] task:kworker/1:228 state:D stack:0 pid:3663 tgid:3663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.990417][ T32] Workqueue: events bpf_prog_free_deferred [ 875.990485][ T32] Call trace: [ 875.990522][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.990613][ T32] r10:8291a684 r9:e0199d84 r8:00000002 r7:60000113 r6:e0199d8c r5:848d3000 [ 875.990647][ T32] r4:848d3000 [ 875.990694][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.990753][ T32] r5:848d3000 r4:8291a680 [ 875.990778][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.990832][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.990913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0199e08 [ 875.990965][ T32] r4:00000000 [ 875.990993][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.991035][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.991088][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.991159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491ea00 [ 875.991189][ T32] r4:00000000 [ 875.991212][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.991263][ T32] r9:83018205 r8:848d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 875.991328][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.991380][ T32] r5:00001000 r4:dff91000 [ 875.991404][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.991454][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.991501][ T32] r5:84885f8c r4:84885c00 [ 875.991525][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.991600][ T32] r7:ddde2d80 r6:83018200 r5:84885f8c r4:84929280 [ 875.991651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.991708][ T32] r10:61c88647 r9:848d3000 r8:849292ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 875.991831][ T32] r4:00000001 ** 3 printk messages dropped ** [ 875.992045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 875.992162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.992192][ T32] r4:8491ec40 [ 875.992588][ T32] INFO: task kworker/1:228:3663 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.992635][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.992730][ T32] Workqueue: events bpf_prog_free_deferred [ 875.992793][ T32] Call trace: [ 875.992879][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.992960][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.993015][ T32] r4:00000000 [ 875.993041][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.993097][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.993154][ T32] 1d20: c4237000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.993191][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.993220][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.993268][ T32] r5:80050013 r4:80239bb0 [ 875.993319][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.993370][ T32] r4:82ac21e4 [ 875.993403][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.993454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.993489][ T32] r4:dff71dc0 [ 875.993559][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.993629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.993661][ T32] r4:00000000 [ 875.993710][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.993764][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.993788][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.993842][ T32] r5:00001000 r4:dfb07000 [ 875.993869][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.993915][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.993985][ T32] r5:8455378c r4:84553400 [ 875.994013][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.994066][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 875.994092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.994146][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.994172][ T32] r4:8483a980 [ 875.994193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.994241][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 875.994268][ T32] r4:00000001 [ 875.994360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.994426][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 875.994466][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 875.994499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.994538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.994574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.994600][ T32] r4:84839400 [ 875.994626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 875.994672][ T32] INFO: task kworker/1:229:3665 blocked for more than 453 seconds. [ 875.994709][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 875.994738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 875.994771][ T32] task:kworker/1:229 state:D stack:0 pid:3665 tgid:3665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.994830][ T32] Workqueue: events bpf_prog_free_deferred [ 875.994921][ T32] Call trace: [ 875.994984][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 875.995042][ T32] r10:8291a684 r9:e0175d84 r8:00000002 r7:60000113 r6:e0175d8c r5:848d4800 [ 875.995069][ T32] r4:848d4800 [ 875.995131][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 875.995194][ T32] r5:848d4800 r4:8291a680 [ 875.995221][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 875.995289][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 875.995364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0175e08 [ 875.995395][ T32] r4:00000000 [ 875.995418][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 875.995457][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 875.995493][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.995560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930600 [ 875.995590][ T32] r4:00000000 [ 875.995613][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.995696][ T32] r9:83018205 r8:848d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 875.995727][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.995773][ T32] r5:00001000 r4:dfff1000 [ 875.995817][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 875.995886][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 875.995936][ T32] r5:8488738c r4:84887000 [ 875.995980][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 875.996035][ T32] r7:ddde2d80 r6:83018200 r5:8488738c r4:84929380 [ 875.996059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 875.996141][ T32] r10:61c88647 r9:848d4800 r8:849293ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 875.996219][ T32] r4:84929380 [ 875.996255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 875.996384][ T32] r10:00000000 r9:84929380 r8:80287e08 r7:e0195e60 r6:84929400 r5:848d4800 [ 875.996447][ T32] r4:00000001 [ 875.996494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 875.996553][ T32] Exception stack(0xe0175fb0 to 0xe0175ff8) [ 875.996607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 875.996677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 875.996738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 875.996803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 875.996857][ T32] r4:8491eb80 [ 875.997039][ T32] INFO: task kworker/1:229:3665 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 875.997115][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 875.997208][ T32] Workqueue: events bpf_prog_free_deferred [ 875.997335][ T32] Call trace: [ 875.997400][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 875.997459][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 875.997496][ T32] r4:00000000 [ 875.997545][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 875.997596][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 875.997652][ T32] 1d20: c4237000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 875.997699][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 875.997732][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 875.997759][ T32] r5:80050013 r4:80239bb0 [ 875.997804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 875.997887][ T32] r4:82ac21e4 [ 875.997915][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 875.997963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 875.997988][ T32] r4:dff71dc0 [ 875.998033][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 875.998088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 875.998116][ T32] r4:00000000 [ 875.998140][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 875.998213][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 875.998271][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 875.998351][ T32] r5:00001000 r4:dfb07000 [ 875.998449][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.021815][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.021993][ T32] r5:8455378c r4:84553400 [ 876.022059][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.022163][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.022211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.022320][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.022374][ T32] r4:8483a980 [ 876.022442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.022569][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.022621][ T32] r4:00000001 [ 876.022686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.022778][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.022863][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.022936][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.022999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.023067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.023145][ T32] r4:84839400 [ 876.023222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.023308][ T32] INFO: task kworker/1:230:3666 blocked for more than 453 seconds. [ 876.023394][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.023456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.023525][ T32] task:kworker/1:230 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.023684][ T32] Workqueue: events bpf_prog_free_deferred [ 876.023820][ T32] Call trace: [ 876.023920][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.024025][ T32] r10:8291a684 r9:e019dd84 r8:00000002 r7:60000013 r6:e019dd8c r5:848d5400 [ 876.024111][ T32] r4:848d5400 ** 1 printk messages dropped ** [ 876.024345][ T32] r5:848d5400 r4:8291a680 ** 2 printk messages dropped ** [ 876.024601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e019de08 ** 7 printk messages dropped ** [ 876.025221][ T32] r9:83018205 r8:848d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 876.025657][ T32] r5:8488678c r4:84886400 [ 876.025708][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.025996][ T32] r10:61c88647 r9:848d5400 r8:849294ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 876.026332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 876.027424][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 876.028218][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 876.047458][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 876.047742][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.048054][ T32] r5:00001000 r4:dfb07000 ** 2 printk messages dropped ** [ 876.048288][ T32] r5:8455378c r4:84553400 ** 3 printk messages dropped ** [ 876.062515][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 876.062763][ T32] r4:00000001 [ 876.062816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.062907][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.062983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.063052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.063113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.063182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.063241][ T32] r4:84839400 [ 876.063310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.063402][ T32] INFO: task kworker/1:231:3668 blocked for more than 453 seconds. [ 876.063487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.063564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.063627][ T32] task:kworker/1:231 state:D stack:0 pid:3668 tgid:3668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.063764][ T32] Workqueue: events bpf_prog_free_deferred [ 876.063878][ T32] Call trace: [ 876.063985][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.064099][ T32] r10:8291a684 r9:e01a5d84 r8:00000002 r7:60000013 r6:e01a5d8c r5:848d3c00 [ 876.064160][ T32] r4:848d3c00 [ 876.064216][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.064367][ T32] r5:848d3c00 r4:8291a680 [ 876.064423][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.064533][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.064637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01a5e08 [ 876.064694][ T32] r4:00000000 [ 876.064735][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.064817][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.064903][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.064999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930240 [ 876.065053][ T32] r4:00000000 [ 876.065102][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.065208][ T32] r9:83018205 r8:848d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 876.065267][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.065368][ T32] r5:00001000 r4:dffcd000 [ 876.065424][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.065557][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.065671][ T32] r5:84886b8c r4:84886800 [ 876.065724][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.065829][ T32] r7:ddde2d80 r6:83018200 r5:84886b8c r4:84929580 [ 876.065880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.065984][ T32] r10:61c88647 r9:848d3c00 r8:849295ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.066046][ T32] r4:84929580 [ 876.066101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.066212][ T32] r10:00000000 r9:84929580 r8:80287e08 r7:e0175e60 r6:84929600 r5:848d3c00 [ 876.066269][ T32] r4:00000001 [ 876.066320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.066411][ T32] Exception stack(0xe01a5fb0 to 0xe01a5ff8) [ 876.066474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.066564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.066628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.066692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.066744][ T32] r4:8491ec40 [ 876.067304][ T32] INFO: task kworker/1:231:3668 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.067385][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.067526][ T32] Workqueue: events bpf_prog_free_deferred [ 876.067632][ T32] Call trace: [ 876.067712][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.067832][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.067894][ T32] r4:00000000 [ 876.067975][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.068091][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.068178][ T32] 1d20: c4a9e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.068254][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.068355][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.068464][ T32] r5:80050013 r4:80239bb0 [ 876.082725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.082917][ T32] r4:82ac21e4 [ 876.082981][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.083084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.083138][ T32] r4:dff71dc0 [ 876.083191][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.083317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.083388][ T32] r4:00000000 [ 876.083442][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.083560][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.083615][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.083718][ T32] r5:00001000 r4:dfb07000 [ 876.083772][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.083866][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.083960][ T32] r5:8455378c r4:84553400 [ 876.084007][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.084109][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.084158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.084256][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.084350][ T32] r4:8483a980 [ 876.084399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.084512][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.084572][ T32] r4:00000001 [ 876.084622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.084707][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.084779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.084850][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.084920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.084996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.085056][ T32] r4:84839400 [ 876.085119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.085204][ T32] INFO: task kworker/0:50:3671 blocked for more than 453 seconds. [ 876.085289][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.085351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.085404][ T32] task:kworker/0:50 state:D stack:0 pid:3671 tgid:3671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.085547][ T32] Workqueue: events bpf_prog_free_deferred [ 876.085651][ T32] Call trace: [ 876.085730][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.085850][ T32] r10:8291a684 r9:e01b1d84 r8:00000002 r7:60000113 r6:e01b1d8c r5:85000000 [ 876.085913][ T32] r4:85000000 [ 876.085963][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.086062][ T32] r5:85000000 r4:8291a680 [ 876.086115][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.086204][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.086309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01b1e08 [ 876.086365][ T32] r4:00000000 [ 876.086414][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.086510][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.086598][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.086695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939480 [ 876.086747][ T32] r4:00000000 [ 876.086795][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.086900][ T32] r9:83018005 r8:85000000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 876.086956][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.087054][ T32] r5:00001000 r4:dfba7000 [ 876.087106][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.087199][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.087306][ T32] r5:8488df8c r4:8488dc00 [ 876.087355][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.087458][ T32] r7:dddced80 r6:83018000 r5:8488df8c r4:8491d100 [ 876.087524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.087633][ T32] r10:61c88647 r9:85000000 r8:8491d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.087692][ T32] r4:8491d100 [ 876.087745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.087906][ T32] r10:00000000 r9:8491d100 r8:80287e08 r7:e0045e60 r6:84929680 r5:85000000 [ 876.087976][ T32] r4:00000001 [ 876.088027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.088113][ T32] Exception stack(0xe01b1fb0 to 0xe01b1ff8) [ 876.088178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.088241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.088344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.109660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.109826][ T32] r4:8490b300 [ 876.110349][ T32] INFO: task kworker/0:50:3671 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.110409][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.110539][ T32] Workqueue: events bpf_prog_free_deferred [ 876.110644][ T32] Call trace: [ 876.110700][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.110798][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.110839][ T32] r4:00000000 [ 876.110874][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.110945][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.111000][ T32] 1d20: c4d13000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.111054][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.111099][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 876.111260][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 876.111387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 6 printk messages dropped ** [ 876.111894][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 876.112235][ T32] r5:8455378c r4:84553400 ** 3 printk messages dropped ** [ 876.112580][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 876.112784][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 876.113135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 876.113546][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 876.114120][ T32] r4:85000c00 ** 1 printk messages dropped ** [ 876.114269][ T32] r5:85000c00 r4:8291a680 [ 876.114321][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.114413][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.114524][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01b5e08 [ 876.114582][ T32] r4:00000000 [ 876.114629][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.114712][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.114796][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.114899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930500 [ 876.114957][ T32] r4:00000000 [ 876.115010][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.115114][ T32] r9:83018205 r8:85000c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 876.115171][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.115256][ T32] r5:00001000 r4:dffe7000 [ 876.115295][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.115399][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.115499][ T32] r5:84886f8c r4:84886c00 [ 876.115537][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.115614][ T32] r7:ddde2d80 r6:83018200 r5:84886f8c r4:84929700 [ 876.115650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.115730][ T32] r10:61c88647 r9:85000c00 r8:8492972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.115801][ T32] r4:84929700 [ 876.115842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.115953][ T32] r10:00000000 r9:84929700 r8:80287e08 r7:e0175e60 r6:84929780 r5:85000c00 [ 876.115997][ T32] r4:00000001 [ 876.116033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.116124][ T32] Exception stack(0xe01b5fb0 to 0xe01b5ff8) [ 876.116175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.116226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.116307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.116363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.116403][ T32] r4:84930100 [ 876.116739][ T32] INFO: task kworker/1:232:3672 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.116801][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.116903][ T32] Workqueue: events bpf_prog_free_deferred [ 876.116978][ T32] Call trace: [ 876.117029][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.117114][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.117155][ T32] r4:00000000 [ 876.117189][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.117286][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.117342][ T32] 1d20: c4d13000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.117393][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.117465][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.117518][ T32] r5:80050013 r4:80239bb0 [ 876.117555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.117628][ T32] r4:82ac21e4 [ 876.117663][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.117736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.117776][ T32] r4:dff71dc0 [ 876.117810][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.117882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.117922][ T32] r4:00000000 [ 876.117955][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.118063][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.118105][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.118179][ T32] r5:00001000 r4:dfb07000 [ 876.118213][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.118280][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.118351][ T32] r5:8455378c r4:84553400 [ 876.118384][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.145339][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.145439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.145615][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.145678][ T32] r4:8483a980 [ 876.145732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.145846][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.145906][ T32] r4:00000001 [ 876.145958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.146052][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.146127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.146195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.146269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.146341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.146445][ T32] r4:84839400 [ 876.146526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.146583][ T32] INFO: task kworker/1:233:3675 blocked for more than 453 seconds. [ 876.146641][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.146685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.146726][ T32] task:kworker/1:233 state:D stack:0 pid:3675 tgid:3675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.146826][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 876.147137][ T32] r4:85003000 ** 4 printk messages dropped ** [ 876.147435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01b9e08 ** 7 printk messages dropped ** [ 876.147868][ T32] r9:83018205 r8:85003000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 4 printk messages dropped ** [ 876.148163][ T32] r5:84887b8c r4:84887800 ** 3 printk messages dropped ** [ 876.159427][ T32] r10:61c88647 r9:85003000 r8:8492982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 876.160149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 876.161268][ T32] Call trace: ** 5 printk messages dropped ** [ 876.161872][ T32] 1d20: c50ed000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 9 printk messages dropped ** [ 876.162640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 876.163510][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 6 printk messages dropped ** [ 876.164035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 876.164761][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.164823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.164879][ T32] task:kworker/1:234 state:D stack:0 pid:3676 tgid:3676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.164998][ T32] Workqueue: events bpf_prog_free_deferred [ 876.165099][ T32] Call trace: [ 876.165213][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.165339][ T32] r10:8291a684 r9:e01a1d84 r8:00000002 r7:60000013 r6:e01a1d8c r5:84a8ec00 [ 876.165405][ T32] r4:84a8ec00 [ 876.165455][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.165569][ T32] r5:84a8ec00 r4:8291a680 [ 876.165620][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.165712][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.165815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01a1e08 [ 876.165876][ T32] r4:00000000 [ 876.165929][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.166018][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.166106][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.166211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930800 [ 876.166273][ T32] r4:00000000 [ 876.166325][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.166431][ T32] r9:83018205 r8:84a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 876.166609][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.166720][ T32] r5:00001000 r4:e0003000 [ 876.166775][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.166867][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.166970][ T32] r5:8488778c r4:84887400 [ 876.167022][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.167127][ T32] r7:ddde2d80 r6:83018200 r5:8488778c r4:84929900 [ 876.167181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.167302][ T32] r10:61c88647 r9:84a8ec00 r8:8492992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.167357][ T32] r4:84929900 [ 876.167402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.167518][ T32] r10:00000000 r9:84929900 r8:80287e08 r7:e01b9e60 r6:8491d180 r5:84a8ec00 [ 876.167580][ T32] r4:00000001 [ 876.167631][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.167718][ T32] Exception stack(0xe01a1fb0 to 0xe01a1ff8) [ 876.167786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.167856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.167924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.167994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.168076][ T32] r4:84930740 [ 876.197432][ T32] INFO: task kworker/1:234:3676 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.197684][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.197855][ T32] Workqueue: events bpf_prog_free_deferred [ 876.197997][ T32] Call trace: [ 876.198118][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.198250][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.198311][ T32] r4:00000000 [ 876.198363][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.204155][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.204414][ T32] 1d20: c548f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.204508][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.204582][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.204654][ T32] r5:80050013 r4:80239bb0 [ 876.204712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.204845][ T32] r4:82ac21e4 [ 876.204902][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.205010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.205070][ T32] r4:dff71dc0 [ 876.205120][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.205641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.205769][ T32] r4:00000000 [ 876.205878][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.206009][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.206074][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.206179][ T32] r5:00001000 r4:dfb07000 [ 876.206233][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.206332][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.206436][ T32] r5:8455378c r4:84553400 [ 876.206487][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.206605][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.206659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.206792][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.206860][ T32] r4:8483a980 [ 876.206914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.207024][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.207083][ T32] r4:00000001 [ 876.207134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.207228][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.207296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.207367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.207436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.207519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.207580][ T32] r4:84839400 [ 876.207636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.207733][ T32] INFO: task kworker/1:235:3679 blocked for more than 453 seconds. [ 876.207813][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.207874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.207934][ T32] task:kworker/1:235 state:D stack:0 pid:3679 tgid:3679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.208062][ T32] Workqueue: events bpf_prog_free_deferred [ 876.208165][ T32] Call trace: [ 876.208246][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.224586][ T32] r10:8291a684 r9:e04c1d84 r8:00000002 r7:60000113 r6:e04c1d8c r5:84a8b000 [ 876.224822][ T32] r4:84a8b000 [ 876.224888][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.225030][ T32] r5:84a8b000 r4:8291a680 [ 876.225084][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.225177][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.225283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 ** 3 printk messages dropped ** [ 876.225783][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 876.226256][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 876.226629][ T32] r5:84887f8c r4:84887c00 [ 876.226682][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.227005][ T32] r10:61c88647 r9:84a8b000 r8:849299ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 876.227233][ T32] r10:00000000 r9:84929980 r8:80287e08 r7:e01b9e60 r6:8491d200 r5:84a8b000 ** 6 printk messages dropped ** [ 876.227731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.227883][ T32] r4:84930880 [ 876.242318][ T32] INFO: task kworker/1:235:3679 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.242529][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.242656][ T32] Workqueue: events bpf_prog_free_deferred [ 876.242826][ T32] Call trace: [ 876.242910][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.243036][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.243092][ T32] r4:00000000 [ 876.243141][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.243285][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.243367][ T32] 1d20: c5718000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.243497][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.243574][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.243636][ T32] r5:80050013 r4:80239bb0 [ 876.243685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.243786][ T32] r4:82ac21e4 [ 876.243838][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.243969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.244035][ T32] r4:dff71dc0 [ 876.244160][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.244293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.244351][ T32] r4:00000000 [ 876.244394][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.244574][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.244637][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.244753][ T32] r5:00001000 r4:dfb07000 [ 876.244802][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.244945][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.245075][ T32] r5:8455378c r4:84553400 [ 876.245170][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.245286][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.245347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.245452][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.245516][ T32] r4:8483a980 [ 876.245565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.245669][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.245726][ T32] r4:00000001 [ 876.245780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.245951][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.246035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.246103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.246167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.246237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.246297][ T32] r4:84839400 [ 876.246431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.246533][ T32] INFO: task kworker/1:236:3681 blocked for more than 453 seconds. [ 876.246616][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.246727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.246821][ T32] task:kworker/1:236 state:D stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.246940][ T32] Workqueue: events bpf_prog_free_deferred [ 876.247035][ T32] Call trace: [ 876.247115][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.247226][ T32] r10:8291a684 r9:e04c9d84 r8:00000002 r7:60000113 r6:e04c9d8c r5:84b46000 [ 876.247285][ T32] r4:84b46000 [ 876.247341][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.247441][ T32] r5:84b46000 r4:8291a680 [ 876.247498][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.247593][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.247696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c9e08 [ 876.247919][ T32] r4:00000000 [ 876.247983][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.248104][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.248202][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.248327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930b80 [ 876.248460][ T32] r4:00000000 [ 876.272820][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.273013][ T32] r9:83018205 r8:84b46000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 876.273103][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.273223][ T32] r5:00001000 r4:e04cb000 ** 2 printk messages dropped ** [ 876.273504][ T32] r5:8488c38c r4:8488c000 ** 2 printk messages dropped ** [ 876.273720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 876.274474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 876.275509][ T32] Workqueue: events bpf_prog_free_deferred [ 876.275665][ T32] Call trace: [ 876.275746][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.275871][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.275930][ T32] r4:00000000 [ 876.275981][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.276072][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.276143][ T32] 1d20: c59fe000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.276217][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.276305][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.276368][ T32] r5:80050013 r4:80239bb0 [ 876.276418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.276519][ T32] r4:82ac21e4 [ 876.276549][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.276602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.276629][ T32] r4:dff71dc0 [ 876.276650][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.276695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.276720][ T32] r4:00000000 [ 876.276741][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.276787][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.276823][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.276891][ T32] r5:00001000 r4:dfb07000 [ 876.276918][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.276960][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.277211][ T32] r5:8455378c r4:84553400 [ 876.277238][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.277299][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.277351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.277406][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.277431][ T32] r4:8483a980 [ 876.277452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.277499][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.277524][ T32] r4:00000001 [ 876.277545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.277583][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.277611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.277640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.277667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.277697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.277720][ T32] r4:84839400 [ 876.277742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.277772][ T32] INFO: task kworker/1:237:3683 blocked for more than 453 seconds. [ 876.277807][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.277834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.277956][ T32] task:kworker/1:237 state:D stack:0 pid:3683 tgid:3683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.278120][ T32] Workqueue: events bpf_prog_free_deferred [ 876.278171][ T32] Call trace: [ 876.278203][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.278254][ T32] r10:8291a684 r9:e04d9d84 r8:00000002 r7:60000113 r6:e04d9d8c r5:84590c00 [ 876.278284][ T32] r4:84590c00 [ 876.278334][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.278385][ T32] r5:84590c00 r4:8291a680 [ 876.278514][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.291325][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.291428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d9e08 [ 876.291463][ T32] r4:00000000 [ 876.291486][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.291526][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.291568][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.291612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930e40 [ 876.291636][ T32] r4:00000000 [ 876.291657][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.291706][ T32] r9:83018205 r8:84590c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 876.291730][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.291777][ T32] r5:00001000 r4:e04eb000 [ 876.291799][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.291840][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.291885][ T32] r5:8488cb8c r4:8488c800 [ 876.291907][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.291961][ T32] r7:ddde2d80 r6:83018200 r5:8488cb8c r4:84929a80 [ 876.291985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.292035][ T32] r10:61c88647 r9:84590c00 r8:84929aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.292087][ T32] r4:84929a80 [ 876.292209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.292347][ T32] r10:00000000 r9:84929a80 r8:80287e08 r7:e04c9e60 r6:8491d300 r5:84590c00 [ 876.292376][ T32] r4:00000001 [ 876.292400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.292442][ T32] Exception stack(0xe04d9fb0 to 0xe04d9ff8) ** 3 printk messages dropped ** [ 876.292590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 876.293428][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 876.293717][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 876.293807][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 876.294295][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 876.294617][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.294645][ T32] r4:8483a980 [ 876.294667][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.294715][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.294739][ T32] r4:00000001 [ 876.294759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.294795][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.294822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.294881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.294917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.294949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.294972][ T32] r4:84839400 [ 876.294995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.295026][ T32] INFO: task kworker/1:238:3685 blocked for more than 453 seconds. [ 876.295094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.295125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.295149][ T32] task:kworker/1:238 state:D stack:0 pid:3685 tgid:3685 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.295197][ T32] Workqueue: events bpf_prog_free_deferred [ 876.295258][ T32] Call trace: [ 876.295434][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.295488][ T32] r10:8291a684 r9:e04e5d84 r8:00000002 r7:60000113 r6:e04e5d8c r5:84592400 [ 876.295629][ T32] r4:84592400 [ 876.295657][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.295781][ T32] r5:84592400 r4:8291a680 [ 876.295884][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.295933][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.295980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04e5e08 [ 876.296018][ T32] r4:00000000 [ 876.296044][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.296082][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.296117][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.296221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84930c40 [ 876.296256][ T32] r4:00000000 [ 876.296303][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.296352][ T32] r9:83018205 r8:84592400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 876.296377][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.296423][ T32] r5:00001000 r4:e04d1000 [ 876.296444][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.296539][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.296621][ T32] r5:8488c78c r4:8488c400 [ 876.296648][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.296697][ T32] r7:ddde2d80 r6:83018200 r5:8488c78c r4:84929b00 [ 876.296720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.296877][ T32] r10:61c88647 r9:84592400 r8:84929b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.296908][ T32] r4:84929b00 [ 876.297112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.297165][ T32] r10:00000000 r9:84929b00 r8:80287e08 r7:e04d9e60 r6:8491d380 r5:84592400 [ 876.297190][ T32] r4:00000001 [ 876.297213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.297257][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 876.297427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.297464][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.297538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.297574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.297602][ T32] r4:84930e00 [ 876.297762][ T32] INFO: task kworker/1:238:3685 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.297794][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.297853][ T32] Workqueue: events bpf_prog_free_deferred [ 876.297899][ T32] Call trace: [ 876.297933][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.297988][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.298043][ T32] r4:00000000 [ 876.298070][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.298118][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.298152][ T32] 1d20: c5e56000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.298183][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.298210][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.298235][ T32] r5:80050013 r4:80239bb0 [ 876.298265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.298310][ T32] r4:82ac21e4 [ 876.298331][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 876.322337][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.322759][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 876.323050][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 876.323200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 876.323489][ T32] task:kworker/1:239 state:D stack:0 pid:3687 tgid:3687 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 876.323860][ T32] r5:84591800 r4:8291a680 ** 1 printk messages dropped ** [ 876.323933][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 876.324391][ T32] r4:00000000 ** 5 printk messages dropped ** [ 876.324741][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.324791][ T32] r5:8488cf8c r4:8488cc00 [ 876.324836][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.324891][ T32] r7:ddde2d80 r6:83018200 r5:8488cf8c r4:84929b80 [ 876.324929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.324985][ T32] r10:61c88647 r9:84591800 r8:84929bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.325093][ T32] r4:84929b80 [ 876.325119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.325170][ T32] r10:00000000 r9:84929b80 r8:80287e08 r7:e04d9e60 r6:8491d400 r5:84591800 [ 876.325194][ T32] r4:00000001 [ 876.325214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.325261][ T32] Exception stack(0xe04f9fb0 to 0xe04f9ff8) [ 876.325291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.325322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.325350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.325380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.325437][ T32] r4:84930d80 [ 876.325810][ T32] INFO: task kworker/1:239:3687 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.325850][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.325955][ T32] Workqueue: events bpf_prog_free_deferred [ 876.326004][ T32] Call trace: [ 876.326074][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.326197][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.326229][ T32] r4:00000000 [ 876.326310][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.326359][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.326391][ T32] 1d20: c5f17000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.326423][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.326453][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.326483][ T32] r5:80050013 r4:80239bb0 [ 876.326506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.326550][ T32] r4:82ac21e4 [ 876.326572][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.326619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.326644][ T32] r4:dff71dc0 [ 876.326666][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.326777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.326808][ T32] r4:00000000 [ 876.326830][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.326879][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.326902][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.327026][ T32] r5:00001000 r4:dfb07000 [ 876.327054][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.327097][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.327140][ T32] r5:8455378c r4:84553400 [ 876.327161][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.327225][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.327263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.327314][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.327338][ T32] r4:8483a980 [ 876.327358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.327405][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.327430][ T32] r4:00000001 [ 876.327587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.327629][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.327657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.327687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.327715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.327765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.327793][ T32] r4:84839400 [ 876.327815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.327842][ T32] INFO: task kworker/1:240:3688 blocked for more than 453 seconds. [ 876.327873][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.328016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.328108][ T32] task:kworker/1:240 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.328161][ T32] Workqueue: events bpf_prog_free_deferred [ 876.328205][ T32] Call trace: [ 876.328237][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.328325][ T32] r10:8291a684 r9:e04fdd84 r8:00000002 r7:60000013 r6:e04fdd8c r5:84590000 [ 876.328350][ T32] r4:84590000 [ 876.328371][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.328485][ T32] r5:84590000 r4:8291a680 ** 1 printk messages dropped ** [ 876.343288][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 876.343510][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 876.343890][ T32] r5:00001000 r4:dfc0f000 ** 2 printk messages dropped ** [ 876.344009][ T32] r5:8488e38c r4:8488e000 [ 876.344032][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.344209][ T32] r10:61c88647 r9:84590000 r8:84929c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 876.344388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 876.344710][ T32] r4:84930d80 ** 3 printk messages dropped ** [ 876.345262][ T32] Call trace: ** 6 printk messages dropped ** [ 876.345549][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.345575][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.345600][ T32] r5:80050013 r4:80239bb0 [ 876.345622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.345664][ T32] r4:82ac21e4 [ 876.345686][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.345730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.345755][ T32] r4:dff71dc0 [ 876.345776][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.345821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.345845][ T32] r4:00000000 [ 876.345865][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.345912][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.345934][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.345977][ T32] r5:00001000 r4:dfb07000 [ 876.345999][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.346137][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.346189][ T32] r5:8455378c r4:84553400 [ 876.346211][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.346268][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.346293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.346343][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.346366][ T32] r4:8483a980 [ 876.346386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.346432][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.346456][ T32] r4:00000001 [ 876.346476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.346511][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.346680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.346716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.346747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.346778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.346804][ T32] r4:84839400 [ 876.346827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.346858][ T32] INFO: task kworker/1:241:3690 blocked for more than 453 seconds. [ 876.346893][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.346920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.346942][ T32] task:kworker/1:241 state:D stack:0 pid:3690 tgid:3690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.346991][ T32] Workqueue: events bpf_prog_free_deferred [ 876.347036][ T32] Call trace: [ 876.347068][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.347118][ T32] r10:8291a684 r9:e0501d84 r8:00000002 r7:60000113 r6:e0501d8c r5:84593000 [ 876.347141][ T32] r4:84593000 [ 876.347163][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.347207][ T32] r5:84593000 r4:8291a680 [ 876.347228][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.347284][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.347330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0501e08 [ 876.347354][ T32] r4:00000000 [ 876.347376][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.347444][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.347486][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.347531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939040 [ 876.347559][ T32] r4:00000000 [ 876.347639][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.347695][ T32] r9:83018205 r8:84593000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 876.347720][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.347766][ T32] r5:00001000 r4:df9a3000 [ 876.347787][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.347828][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.347873][ T32] r5:8488d38c r4:8488d000 [ 876.347894][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.348037][ T32] r7:ddde2d80 r6:83018200 r5:8488d38c r4:84929c80 [ 876.348065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.348117][ T32] r10:61c88647 r9:84593000 r8:84929cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.348142][ T32] r4:84929c80 [ 876.348191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.348255][ T32] r10:00000000 r9:84929c80 r8:80287e08 r7:e04fde60 r6:8491d500 r5:84593000 [ 876.348317][ T32] r4:00000001 [ 876.348353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.348397][ T32] Exception stack(0xe0501fb0 to 0xe0501ff8) [ 876.369300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.369533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.369605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.369680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.369744][ T32] r4:8491ef00 [ 876.370309][ T32] INFO: task kworker/1:241:3690 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.370392][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.370545][ T32] Workqueue: events bpf_prog_free_deferred [ 876.370684][ T32] Call trace: [ 876.370772][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.370899][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.370957][ T32] r4:00000000 [ 876.371010][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.371093][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.371166][ T32] 1d20: c6667000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.371238][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.371311][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.371363][ T32] r5:80050013 r4:80239bb0 [ 876.371412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.371526][ T32] r4:82ac21e4 [ 876.371614][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.371711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.371760][ T32] r4:dff71dc0 [ 876.371811][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.371920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.372002][ T32] r4:00000000 [ 876.372082][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.372177][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.372224][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.372352][ T32] r5:00001000 r4:dfb07000 [ 876.372396][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.372499][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.372593][ T32] r5:8455378c r4:84553400 [ 876.372639][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.372738][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.372787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.372883][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.372974][ T32] r4:8483a980 [ 876.373031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.373121][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.373168][ T32] r4:00000001 [ 876.373216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.373316][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.373381][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.373435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.373487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.373553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.373613][ T32] r4:84839400 [ 876.373667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.373731][ T32] INFO: task kworker/1:242:3692 blocked for more than 453 seconds. [ 876.373803][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.373855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.373902][ T32] task:kworker/1:242 state:D stack:0 pid:3692 tgid:3692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.374034][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 876.374372][ T32] r4:84593c00 ** 1 printk messages dropped ** [ 876.374506][ T32] r5:84593c00 r4:8291a680 ** 1 printk messages dropped ** [ 876.374636][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.374721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0509e08 [ 876.374769][ T32] r4:00000000 [ 876.374812][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.374896][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.374972][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.375067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939180 [ 876.375144][ T32] r4:00000000 [ 876.375253][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.375364][ T32] r9:83018205 r8:84593c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 876.375418][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.375521][ T32] r5:00001000 r4:df9b9000 [ 876.375571][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.375655][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.375746][ T32] r5:8488d78c r4:8488d400 [ 876.375794][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.375899][ T32] r7:ddde2d80 r6:83018200 r5:8488d78c r4:84929d00 [ 876.375947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.376062][ T32] r10:61c88647 r9:84593c00 r8:84929d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.376128][ T32] r4:84929d00 [ 876.376179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.376331][ T32] r10:00000000 r9:84929d00 r8:80287e08 r7:e04fde60 r6:8491d580 r5:84593c00 [ 876.376386][ T32] r4:00000001 [ 876.376431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.376670][ T32] Exception stack(0xe0509fb0 to 0xe0509ff8) [ 876.376745][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.376824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.376882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.376948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.377000][ T32] r4:84939080 [ 876.377306][ T32] INFO: task kworker/1:242:3692 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.377378][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.377528][ T32] Workqueue: events bpf_prog_free_deferred [ 876.377635][ T32] Call trace: [ 876.377710][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.377816][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.377892][ T32] r4:00000000 [ 876.377948][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.378040][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.378109][ T32] 1d20: c6667000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.378181][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.378242][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.378319][ T32] r5:80050013 r4:80239bb0 [ 876.378367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.402784][ T32] r4:82ac21e4 [ 876.402880][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.403031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.403091][ T32] r4:dff71dc0 [ 876.403142][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.403241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.403321][ T32] r4:00000000 [ 876.403377][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.403491][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.403562][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.403677][ T32] r5:00001000 r4:dfb07000 [ 876.403731][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.403828][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.403933][ T32] r5:8455378c r4:84553400 [ 876.403984][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.404091][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.404148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.404305][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.404365][ T32] r4:8483a980 ** 1 printk messages dropped ** [ 876.404527][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 876.404869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 876.405445][ T32] task:kworker/1:243 state:D stack:0 pid:3694 tgid:3694 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 876.406492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0511e08 ** 3 printk messages dropped ** [ 876.406833][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 876.407448][ T32] r5:8488db8c r4:8488d800 [ 876.407497][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.407939][ T32] r10:61c88647 r9:84594800 r8:84929dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 876.408255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 876.429801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 876.429942][ T32] r4:84939140 [ 876.430497][ T32] INFO: task kworker/1:243:3694 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.430576][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.430806][ T32] Workqueue: events bpf_prog_free_deferred [ 876.430929][ T32] Call trace: [ 876.431101][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.431222][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.431284][ T32] r4:00000000 [ 876.431327][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.431407][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.431471][ T32] 1d20: c6a85000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.431537][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.431596][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.431648][ T32] r5:80050013 r4:80239bb0 [ 876.431701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.431793][ T32] r4:82ac21e4 [ 876.431836][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.431919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.431970][ T32] r4:dff71dc0 [ 876.432014][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.432128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.432179][ T32] r4:00000000 [ 876.432224][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.432373][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.432424][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.432519][ T32] r5:00001000 r4:dfb07000 [ 876.432565][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.432743][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.432924][ T32] r5:8455378c r4:84553400 [ 876.433024][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.433140][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.433189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.433299][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.433352][ T32] r4:8483a980 [ 876.433397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.433487][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.433559][ T32] r4:00000001 [ 876.433614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.433696][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.433762][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.433828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.434220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.434307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.434358][ T32] r4:84839400 [ 876.434408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.434491][ T32] INFO: task kworker/1:244:3696 blocked for more than 453 seconds. [ 876.434564][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.434619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.434669][ T32] task:kworker/1:244 state:D stack:0 pid:3696 tgid:3696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.434789][ T32] Workqueue: events bpf_prog_free_deferred [ 876.434893][ T32] Call trace: [ 876.435086][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.435198][ T32] r10:8291a684 r9:e0519d84 r8:00000002 r7:60000113 r6:e0519d8c r5:84595400 [ 876.435268][ T32] r4:84595400 [ 876.435310][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.435401][ T32] r5:84595400 r4:8291a680 [ 876.435450][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.435534][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.435612][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0519e08 [ 876.435665][ T32] r4:00000000 [ 876.435718][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.435800][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.435870][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.435949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939800 [ 876.435993][ T32] r4:00000000 [ 876.436037][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.436134][ T32] r9:83018205 r8:84595400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 876.436209][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.436336][ T32] r5:00001000 r4:dfc33000 [ 876.436383][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.436469][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.436561][ T32] r5:8488e78c r4:8488e400 [ 876.436609][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.436694][ T32] r7:ddde2d80 r6:83018200 r5:8488e78c r4:84929e00 [ 876.436735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.436822][ T32] r10:61c88647 r9:84595400 r8:84929e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.436870][ T32] r4:84929e00 [ 876.436913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.436999][ T32] r10:00000000 r9:84929e00 r8:80287e08 r7:e04fde60 r6:8491d680 r5:84595400 [ 876.437064][ T32] r4:00000001 [ 876.437111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.437181][ T32] Exception stack(0xe0519fb0 to 0xe0519ff8) [ 876.437238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.437306][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.437360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.437419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.437470][ T32] r4:84939280 [ 876.437816][ T32] INFO: task kworker/1:244:3696 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.437890][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.438017][ T32] Workqueue: events bpf_prog_free_deferred [ 876.438142][ T32] Call trace: [ 876.438216][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.438328][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.438384][ T32] r4:00000000 [ 876.438499][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.459443][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.459559][ T32] 1d20: c6ad5000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.459624][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.459679][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.459738][ T32] r5:80050013 r4:80239bb0 [ 876.459787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 876.460365][ T32] r4:00000000 ** 2 printk messages dropped ** [ 876.460574][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.460680][ T32] r5:00001000 r4:dfb07000 [ 876.460730][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.460824][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.460925][ T32] r5:8455378c r4:84553400 [ 876.460981][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.461089][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.461144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.461265][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.461325][ T32] r4:8483a980 [ 876.461375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.461491][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.461553][ T32] r4:00000001 [ 876.461603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.461693][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.461760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.461831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.461893][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.461965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.462023][ T32] r4:84839400 [ 876.462252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.462347][ T32] INFO: task kworker/0:51:3699 blocked for more than 453 seconds. [ 876.462428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.462489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.462549][ T32] task:kworker/0:51 state:D stack:0 pid:3699 tgid:3699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.463320][ T32] Workqueue: events bpf_prog_free_deferred [ 876.463431][ T32] Call trace: [ 876.463518][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.463639][ T32] r10:8291a684 r9:e0515d84 r8:00000002 r7:60000113 r6:e0515d8c r5:84596c00 [ 876.463698][ T32] r4:84596c00 [ 876.463752][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.463852][ T32] r5:84596c00 r4:8291a680 [ 876.463904][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.463996][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.464097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0515e08 [ 876.464155][ T32] r4:00000000 [ 876.464207][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.464361][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.464457][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.464555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84953040 [ 876.464611][ T32] r4:00000000 [ 876.464664][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.464767][ T32] r9:83018005 r8:84596c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 876.464823][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.464921][ T32] r5:00001000 r4:e0573000 [ 876.464971][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.465064][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.465163][ T32] r5:84395b8c r4:84395800 [ 876.465213][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.465335][ T32] r7:dddced80 r6:83018000 r5:84395b8c r4:8491d700 [ 876.465425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.465555][ T32] r10:61c88647 r9:84596c00 r8:8491d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.465616][ T32] r4:8491d700 [ 876.465664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.465772][ T32] r10:00000000 r9:8491d700 r8:80287e08 r7:e0045e60 r6:8491d780 r5:84596c00 [ 876.465828][ T32] r4:00000001 [ 876.465896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.465990][ T32] Exception stack(0xe0515fb0 to 0xe0515ff8) [ 876.466056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.466132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.466227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.466330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.466386][ T32] r4:84936dc0 [ 876.466911][ T32] INFO: task kworker/0:51:3699 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.466986][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.467129][ T32] Workqueue: events bpf_prog_free_deferred [ 876.467219][ T32] Call trace: [ 876.467296][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 876.467455][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.467718][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 3 printk messages dropped ** [ 876.467985][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 876.468130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 876.504284][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 876.504684][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 876.505136][ T32] r4:00000001 ** 2 printk messages dropped ** [ 876.505382][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 876.506056][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 876.506390][ T32] r4:84596000 ** 4 printk messages dropped ** [ 876.506736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01ade08 ** 8 printk messages dropped ** [ 876.507286][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 876.507753][ T32] r7:dddced80 r6:83018000 r5:8439478c r4:8491d800 ** 1 printk messages dropped ** [ 876.507927][ T32] r10:61c88647 r9:84596000 r8:8491d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.507983][ T32] r4:8491d800 [ 876.508032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.508137][ T32] r10:00000000 r9:8491d800 r8:80287e08 r7:e0515e60 r6:8491d880 r5:84596000 [ 876.508189][ T32] r4:00000001 [ 876.508231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.529687][ T32] Exception stack(0xe01adfb0 to 0xe01adff8) [ 876.529904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.530013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.530079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.530159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.530221][ T32] r4:84936dc0 [ 876.530794][ T32] INFO: task kworker/0:52:3700 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.530871][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.531012][ T32] Workqueue: events bpf_prog_free_deferred [ 876.531131][ T32] Call trace: [ 876.531199][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.531331][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.531390][ T32] r4:00000000 [ 876.531440][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.531541][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.531605][ T32] 1d20: c7035000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.531672][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.531727][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.531852][ T32] r5:80050013 r4:80239bb0 [ 876.531939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.532037][ T32] r4:82ac21e4 [ 876.532112][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.532210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.532309][ T32] r4:dff71dc0 [ 876.532363][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.532457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.532508][ T32] r4:00000000 [ 876.532555][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.532657][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.532742][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.532841][ T32] r5:00001000 r4:dfb07000 [ 876.532891][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.532980][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.533091][ T32] r5:8455378c r4:84553400 [ 876.533150][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.533277][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.533336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.533443][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.533503][ T32] r4:8483a980 [ 876.533555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.533760][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.533841][ T32] r4:00000001 [ 876.533892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.533981][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.534052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.534121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.534185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.534270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.534326][ T32] r4:84839400 [ 876.534378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.534441][ T32] INFO: task kworker/1:245:3705 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 876.534729][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 876.535497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 ** 7 printk messages dropped ** [ 876.536087][ T32] r9:83018205 r8:85001800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 876.536533][ T32] r5:8488eb8c r4:8488e800 ** 2 printk messages dropped ** [ 876.536827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 876.537531][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 876.538476][ T32] Call trace: ** 4 printk messages dropped ** [ 876.559781][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 7 printk messages dropped ** [ 876.560385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 876.561020][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 876.561858][ T32] r4:00000001 ** 4 printk messages dropped ** [ 876.562186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 876.562841][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 876.563498][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 876.564220][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 876.564837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.564941][ T32] r10:61c88647 r9:85004800 r8:84929fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.565000][ T32] r4:84929f80 [ 876.565048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.565148][ T32] r10:00000000 r9:84929f80 r8:80287e08 r7:e0521e60 r6:84938000 r5:85004800 [ 876.565201][ T32] r4:00000001 [ 876.565259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.565343][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 876.565406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.565474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.565539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.565607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.565659][ T32] r4:84939940 [ 876.566273][ T32] INFO: task kworker/1:246:3708 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.566340][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.566460][ T32] Workqueue: events bpf_prog_free_deferred [ 876.566553][ T32] Call trace: [ 876.566620][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.566716][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.566765][ T32] r4:00000000 [ 876.566804][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.566881][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.566938][ T32] 1d20: c7124000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.566996][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.567044][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.567119][ T32] r5:80050013 r4:80239bb0 [ 876.567177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.567277][ T32] r4:82ac21e4 [ 876.567322][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.567407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.567476][ T32] r4:dff71dc0 [ 876.567526][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.567618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.567674][ T32] r4:00000000 [ 876.567719][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.567814][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.567865][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.567962][ T32] r5:00001000 r4:dfb07000 [ 876.568012][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.568099][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.568197][ T32] r5:8455378c r4:84553400 [ 876.568255][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.568381][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.568473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.600914][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.601010][ T32] r4:8483a980 [ 876.601065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.601253][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.601336][ T32] r4:00000001 [ 876.601387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.601484][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.601560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.601631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.601699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.601770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.601842][ T32] r4:84839400 [ 876.601907][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.601977][ T32] INFO: task kworker/1:247:3709 blocked for more than 453 seconds. [ 876.602054][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.602113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.602165][ T32] task:kworker/1:247 state:D stack:0 pid:3709 tgid:3709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.602307][ T32] Workqueue: events bpf_prog_free_deferred [ 876.602414][ T32] Call trace: [ 876.602491][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.602606][ T32] r10:8291a684 r9:e051dd84 r8:00000002 r7:60000113 r6:e051dd8c r5:85005400 [ 876.602682][ T32] r4:85005400 [ 876.602756][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.602859][ T32] r5:85005400 r4:8291a680 [ 876.602911][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.603000][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.603097][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e051de08 [ 876.603152][ T32] r4:00000000 [ 876.603200][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.603302][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.603392][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.603490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939b00 [ 876.603548][ T32] r4:00000000 [ 876.603603][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.603708][ T32] r9:83018205 r8:85005400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 876.603764][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.603859][ T32] r5:00001000 r4:dfc71000 [ 876.603911][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.604002][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.604092][ T32] r5:8488ef8c r4:8488ec00 [ 876.604136][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.604221][ T32] r7:ddde2d80 r6:83018200 r5:8488ef8c r4:84938080 [ 876.604309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.604401][ T32] r10:61c88647 r9:85005400 r8:849380ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.604455][ T32] r4:84938080 [ 876.604496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.604588][ T32] r10:00000000 r9:84938080 r8:80287e08 r7:e0529e60 r6:84938100 r5:85005400 [ 876.604639][ T32] r4:00000001 [ 876.604684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.604757][ T32] Exception stack(0xe051dfb0 to 0xe051dff8) [ 876.604822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.604892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.604948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.605018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.605069][ T32] r4:84939940 [ 876.605635][ T32] INFO: task kworker/1:247:3709 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.605720][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.605865][ T32] Workqueue: events bpf_prog_free_deferred [ 876.605964][ T32] Call trace: [ 876.606035][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.606159][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.606219][ T32] r4:00000000 [ 876.606307][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.606400][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.606461][ T32] 1d20: c754d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.606523][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.606581][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.606632][ T32] r5:80050013 r4:80239bb0 [ 876.606680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.606767][ T32] r4:82ac21e4 [ 876.606811][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.606892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.606938][ T32] r4:dff71dc0 [ 876.607002][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.607093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.607145][ T32] r4:00000000 [ 876.607185][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.607285][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.607328][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.607416][ T32] r5:00001000 r4:dfb07000 [ 876.607456][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.607561][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.607651][ T32] r5:8455378c r4:84553400 [ 876.607699][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.607801][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.607854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.607971][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.608042][ T32] r4:8483a980 [ 876.608089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.608193][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.608258][ T32] r4:00000001 [ 876.608335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.625192][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.625322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.625396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.625477][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.625563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.625622][ T32] r4:84839400 [ 876.625682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.625749][ T32] INFO: task kworker/1:248:3711 blocked for more than 453 seconds. [ 876.625826][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.625883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.625936][ T32] task:kworker/1:248 state:D stack:0 pid:3711 tgid:3711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.626060][ T32] Workqueue: events bpf_prog_free_deferred [ 876.626222][ T32] Call trace: [ 876.626320][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.626437][ T32] r10:8291a684 r9:e052dd84 r8:00000002 r7:60000113 r6:e052dd8c r5:85006000 [ 876.626503][ T32] r4:85006000 [ 876.626556][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.626643][ T32] r5:85006000 r4:8291a680 [ 876.626688][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.626771][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.626850][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e052de08 [ 876.626897][ T32] r4:00000000 [ 876.626938][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.627002][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.627079][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.627154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939cc0 [ 876.627197][ T32] r4:00000000 [ 876.627237][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.627344][ T32] r9:83018205 r8:85006000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 876.627403][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.627494][ T32] r5:00001000 r4:dfc91000 [ 876.627540][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.627622][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.627716][ T32] r5:8488f38c r4:8488f000 [ 876.627767][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.627872][ T32] r7:ddde2d80 r6:83018200 r5:8488f38c r4:84938180 [ 876.627922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.628015][ T32] r10:61c88647 r9:85006000 r8:849381ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.628059][ T32] r4:84938180 [ 876.628104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.628199][ T32] r10:00000000 r9:84938180 r8:80287e08 r7:e0529e60 r6:84938200 r5:85006000 [ 876.628289][ T32] r4:00000001 [ 876.628336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.639447][ T32] Exception stack(0xe052dfb0 to 0xe052dff8) [ 876.639673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.639746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.639807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.639874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.639928][ T32] r4:84939e00 [ 876.640501][ T32] INFO: task kworker/1:248:3711 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.640617][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.640769][ T32] Workqueue: events bpf_prog_free_deferred [ 876.640919][ T32] Call trace: [ 876.640990][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.641106][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.641160][ T32] r4:00000000 [ 876.641204][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.641300][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.641362][ T32] 1d20: c76ec000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.641429][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.641489][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.641543][ T32] r5:80050013 r4:80239bb0 [ 876.641590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.641676][ T32] r4:82ac21e4 [ 876.641723][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.641813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.641862][ T32] r4:dff71dc0 [ 876.641908][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.641997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.642049][ T32] r4:00000000 [ 876.642093][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.642190][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.642240][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.642337][ T32] r5:00001000 r4:dfb07000 [ 876.642381][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.642462][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.642550][ T32] r5:8455378c r4:84553400 [ 876.642610][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.642706][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.642756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.642859][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.642910][ T32] r4:8483a980 [ 876.642956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.643053][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.643101][ T32] r4:00000001 [ 876.643143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.643235][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.643329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.643398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.643456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.643520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.643569][ T32] r4:84839400 [ 876.643620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.643678][ T32] INFO: task kworker/1:249:3714 blocked for more than 453 seconds. [ 876.643747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.643800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 876.643967][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 876.644447][ T32] r5:85006c00 r4:8291a680 ** 3 printk messages dropped ** [ 876.644714][ T32] r4:00000000 ** 3 printk messages dropped ** [ 876.644987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84939f00 ** 6 printk messages dropped ** [ 876.645546][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.645637][ T32] r5:8488fb8c r4:8488f800 [ 876.645685][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.645776][ T32] r7:ddde2d80 r6:83018200 r5:8488fb8c r4:84938280 [ 876.645829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.645925][ T32] r10:61c88647 r9:85006c00 r8:849382ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.645979][ T32] r4:84938280 [ 876.646026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.646125][ T32] r10:00000000 r9:84938280 r8:80287e08 r7:e0529e60 r6:84938300 r5:85006c00 [ 876.646178][ T32] r4:00000001 [ 876.646216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.646304][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 876.646367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.646432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.646514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.646583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.646632][ T32] r4:84939d80 [ 876.646935][ T32] INFO: task kworker/1:249:3714 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.647010][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.647125][ T32] Workqueue: events bpf_prog_free_deferred [ 876.647210][ T32] Call trace: [ 876.647319][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.647425][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.647477][ T32] r4:00000000 [ 876.647526][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.647615][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.647678][ T32] 1d20: c76ec000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.647748][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.647809][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.647869][ T32] r5:80050013 r4:80239bb0 [ 876.647923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.648018][ T32] r4:82ac21e4 [ 876.648072][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.648193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.648295][ T32] r4:dff71dc0 [ 876.648347][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.648487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.679397][ T32] r4:00000000 [ 876.679494][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.679648][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.679705][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.679814][ T32] r5:00001000 r4:dfb07000 [ 876.679865][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.679955][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.680053][ T32] r5:8455378c r4:84553400 [ 876.680120][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.680229][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.680328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.680437][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.680494][ T32] r4:8483a980 [ 876.680546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.680651][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.680708][ T32] r4:00000001 [ 876.680758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.680845][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.680920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.680997][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.681061][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.681130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.681184][ T32] r4:84839400 [ 876.681243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.681350][ T32] INFO: task kworker/1:250:3715 blocked for more than 453 seconds. [ 876.681427][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.681489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.681542][ T32] task:kworker/1:250 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.681690][ T32] Workqueue: events bpf_prog_free_deferred [ 876.681796][ T32] Call trace: [ 876.681870][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.681986][ T32] r10:8291a684 r9:e0535d84 r8:00000002 r7:60000113 r6:e0535d8c r5:85003c00 [ 876.682039][ T32] r4:85003c00 [ 876.682085][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.682188][ T32] r5:85003c00 r4:8291a680 [ 876.682237][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.682341][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.682442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0535e08 [ 876.682500][ T32] r4:00000000 [ 876.682553][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.682637][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.682718][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.682817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814040 [ 876.682871][ T32] r4:00000000 [ 876.682920][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 876.683169][ T32] r5:00001000 r4:dfe3b000 ** 2 printk messages dropped ** [ 876.683412][ T32] r5:8488ff8c r4:8488fc00 [ 876.683461][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 876.683722][ T32] r10:61c88647 r9:85003c00 r8:849383ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 876.683979][ T32] r4:00000001 ** 4 printk messages dropped ** [ 876.684390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 876.685194][ T32] INFO: task kworker/1:250:3715 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.685279][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.685420][ T32] Workqueue: events bpf_prog_free_deferred [ 876.685523][ T32] Call trace: [ 876.685594][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.685710][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.685767][ T32] r4:00000000 [ 876.685816][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.685909][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.685977][ T32] 1d20: c7b09000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.686047][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.686112][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.686169][ T32] r5:80050013 r4:80239bb0 [ 876.686220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.686324][ T32] r4:82ac21e4 [ 876.686373][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.686462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.686516][ T32] r4:dff71dc0 [ 876.686587][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.686678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.686721][ T32] r4:00000000 [ 876.686760][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.686851][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.686895][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.686974][ T32] r5:00001000 r4:dfb07000 [ 876.687034][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.687120][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.687227][ T32] r5:8455378c r4:84553400 [ 876.687293][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.687395][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.687447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.687551][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.687605][ T32] r4:8483a980 [ 876.687651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.687757][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.687815][ T32] r4:00000001 [ 876.687861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.687939][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.687994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.688056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.688115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.688179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.688225][ T32] r4:84839400 [ 876.688309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.688368][ T32] INFO: task kworker/0:53:3717 blocked for more than 453 seconds. [ 876.688495][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.710050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.710148][ T32] task:kworker/0:53 state:D stack:0 pid:3717 tgid:3717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.710302][ T32] Workqueue: events bpf_prog_free_deferred [ 876.710450][ T32] Call trace: [ 876.710532][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.710658][ T32] r10:8291a684 r9:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:848d6000 [ 876.710715][ T32] r4:848d6000 [ 876.710766][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.710864][ T32] r5:848d6000 r4:8291a680 [ 876.710915][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.711005][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.711102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 876.711158][ T32] r4:00000000 [ 876.711207][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.711303][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.711424][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.711535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84936900 [ 876.711593][ T32] r4:00000000 [ 876.711642][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.711749][ T32] r9:83018005 r8:848d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 876.711803][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.711898][ T32] r5:00001000 r4:dfe6b000 [ 876.711945][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.712028][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.712148][ T32] r5:84394b8c r4:84394800 [ 876.712194][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.712330][ T32] r7:dddced80 r6:83018000 r5:84394b8c r4:8491d900 [ 876.712374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.712458][ T32] r10:61c88647 r9:848d6000 r8:8491d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.712502][ T32] r4:8491d900 [ 876.712547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.712637][ T32] r10:00000000 r9:8491d900 r8:80287e08 r7:e0515e60 r6:84938500 r5:848d6000 [ 876.712684][ T32] r4:00000001 [ 876.712725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.712808][ T32] Exception stack(0xe053dfb0 to 0xe053dff8) [ 876.712873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.712934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.712989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.713044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.713093][ T32] r4:849368c0 [ 876.713621][ T32] INFO: task kworker/0:53:3717 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.713696][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.713829][ T32] Workqueue: events bpf_prog_free_deferred [ 876.713962][ T32] Call trace: [ 876.714048][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.714165][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.714223][ T32] r4:00000000 [ 876.714318][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.714421][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.714490][ T32] 1d20: c7bb4000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.714560][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.714621][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.714678][ T32] r5:80050013 r4:80239bb0 [ 876.714731][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.714828][ T32] r4:82ac21e4 [ 876.714879][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.714977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.715032][ T32] r4:dff71dc0 [ 876.715082][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.715199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.715268][ T32] r4:00000000 [ 876.715370][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.715491][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.715543][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.715639][ T32] r5:00001000 r4:dfb07000 [ 876.715688][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.715775][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.715869][ T32] r5:8455378c r4:84553400 [ 876.715917][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.716024][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.716078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.716184][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.716239][ T32] r4:8483a980 [ 876.716324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.716430][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.716488][ T32] r4:00000001 [ 876.716536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.716607][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.716658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.716712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.716762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.716824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.716874][ T32] r4:84839400 [ 876.716920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.716978][ T32] INFO: task kworker/1:251:3718 blocked for more than 453 seconds. [ 876.717045][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.717101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.717153][ T32] task:kworker/1:251 state:D stack:0 pid:3718 tgid:3718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.717268][ T32] Workqueue: events bpf_prog_free_deferred [ 876.717361][ T32] Call trace: [ 876.717431][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.717530][ T32] r10:8291a684 r9:e0541d84 r8:00000002 r7:60000013 r6:e0541d8c r5:848d6c00 [ 876.717587][ T32] r4:848d6c00 [ 876.717639][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.717734][ T32] r5:848d6c00 r4:8291a680 [ 876.717814][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.717912][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.718016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0541e08 [ 876.718070][ T32] r4:00000000 [ 876.718114][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.718196][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.718294][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.718389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814140 [ 876.750586][ T32] r4:00000000 [ 876.750777][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.750931][ T32] r9:83018205 r8:848d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 876.750985][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.751083][ T32] r5:00001000 r4:dfe57000 [ 876.751132][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.751215][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.751340][ T32] r5:8489838c r4:84898000 [ 876.751393][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.751510][ T32] r7:ddde2d80 r6:83018200 r5:8489838c r4:84938480 [ 876.751567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.751679][ T32] r10:61c88647 r9:848d6c00 r8:849384ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.751736][ T32] r4:84938480 [ 876.751786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.751897][ T32] r10:00000000 r9:84938480 r8:80287e08 r7:e0535e60 r6:84938580 r5:848d6c00 [ 876.751952][ T32] r4:00000001 [ 876.752035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.752164][ T32] Exception stack(0xe0541fb0 to 0xe0541ff8) [ 876.752343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.752432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.752506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.752593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.752656][ T32] r4:84814240 [ 876.753268][ T32] INFO: task kworker/1:251:3718 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.753361][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.753553][ T32] Workqueue: events bpf_prog_free_deferred [ 876.753720][ T32] Call trace: [ 876.753810][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.753941][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.754005][ T32] r4:00000000 [ 876.754058][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.754153][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.754218][ T32] 1d20: c7f5b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.754310][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.754379][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.754441][ T32] r5:80050013 r4:80239bb0 [ 876.754499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.754604][ T32] r4:82ac21e4 [ 876.754658][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.754781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.754856][ T32] r4:dff71dc0 [ 876.754910][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.755014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.755076][ T32] r4:00000000 [ 876.755129][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.755235][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.755299][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.755400][ T32] r5:00001000 r4:dfb07000 [ 876.755455][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.755550][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.755648][ T32] r5:8455378c r4:84553400 [ 876.755701][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.755811][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.755866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.755978][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.756036][ T32] r4:8483a980 [ 876.756087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.756193][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.756250][ T32] r4:00000001 [ 876.756389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.756477][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.756553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.756614][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.756672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.756734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.756777][ T32] r4:84839400 [ 876.756820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.756876][ T32] INFO: task kworker/1:252:3720 blocked for more than 453 seconds. [ 876.756937][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.756988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.757034][ T32] task:kworker/1:252 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.757127][ T32] Workqueue: events bpf_prog_free_deferred [ 876.757210][ T32] Call trace: [ 876.757289][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.757384][ T32] r10:8291a684 r9:e0545d84 r8:00000002 r7:60000113 r6:e0545d8c r5:84bf8000 [ 876.757434][ T32] r4:84bf8000 [ 876.757483][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.757599][ T32] r5:84bf8000 r4:8291a680 [ 876.757657][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.757743][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.757840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0545e08 [ 876.757889][ T32] r4:00000000 [ 876.757935][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.758008][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.758079][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.758167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814940 [ 876.758235][ T32] r4:00000000 [ 876.758295][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.758384][ T32] r9:83018205 r8:84bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 876.758493][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.785523][ T32] r5:00001000 r4:dfea5000 [ 876.785618][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.785751][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.785844][ T32] r5:84898b8c r4:84898800 [ 876.786234][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.786533][ T32] r7:ddde2d80 r6:83018200 r5:84898b8c r4:84938600 [ 876.786608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.786718][ T32] r10:61c88647 r9:84bf8000 r8:8493862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.786771][ T32] r4:84938600 [ 876.786827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.786929][ T32] r10:00000000 r9:84938600 r8:80287e08 r7:e0541e60 r6:84938680 r5:84bf8000 [ 876.786993][ T32] r4:00000001 [ 876.787040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.787150][ T32] Exception stack(0xe0545fb0 to 0xe0545ff8) [ 876.787229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.787309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.787368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.787452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.787523][ T32] r4:84814100 [ 876.788067][ T32] INFO: task kworker/1:252:3720 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.788151][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.788371][ T32] Workqueue: events bpf_prog_free_deferred [ 876.796726][ T32] Call trace: [ 876.796841][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.796987][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.797047][ T32] r4:00000000 [ 876.797100][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.797181][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.797242][ T32] 1d20: c8117000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.797312][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.797370][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.797423][ T32] r5:80050013 r4:80239bb0 [ 876.797501][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.797605][ T32] r4:82ac21e4 [ 876.797655][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.797740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.797810][ T32] r4:dff71dc0 [ 876.797863][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.797954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.798013][ T32] r4:00000000 [ 876.798060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.798165][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.798218][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.798332][ T32] r5:00001000 r4:dfb07000 [ 876.798376][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.809390][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.809563][ T32] r5:8455378c r4:84553400 [ 876.809619][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.809718][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.809764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.809862][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.809915][ T32] r4:8483a980 [ 876.809963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.810060][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.810113][ T32] r4:00000001 [ 876.810161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.810239][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.810319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.810381][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.810443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.810511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.810569][ T32] r4:84839400 [ 876.810651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.810747][ T32] INFO: task kworker/1:253:3721 blocked for more than 453 seconds. [ 876.810822][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.810877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.810930][ T32] task:kworker/1:253 state:D stack:0 pid:3721 tgid:3721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.811053][ T32] Workqueue: events bpf_prog_free_deferred [ 876.811148][ T32] Call trace: [ 876.811289][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.811412][ T32] r10:8291a684 r9:e0549d84 r8:00000002 r7:60000013 r6:e0549d8c r5:84bf8c00 [ 876.811471][ T32] r4:84bf8c00 [ 876.811522][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.811625][ T32] r5:84bf8c00 r4:8291a680 [ 876.811679][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.811770][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.811870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 876.811925][ T32] r4:00000000 [ 876.812000][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.812118][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.812210][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.812347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814700 [ 876.812403][ T32] r4:00000000 [ 876.812452][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.812561][ T32] r9:83018205 r8:84bf8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 876.812614][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.812712][ T32] r5:00001000 r4:dfe79000 [ 876.812762][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.812848][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.812947][ T32] r5:8489878c r4:84898400 [ 876.812997][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.813098][ T32] r7:ddde2d80 r6:83018200 r5:8489878c r4:84938700 [ 876.813148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.813261][ T32] r10:61c88647 r9:84bf8c00 r8:8493872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.813317][ T32] r4:84938700 [ 876.813365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.813467][ T32] r10:00000000 r9:84938700 r8:80287e08 r7:e0545e60 r6:84938780 r5:84bf8c00 [ 876.813524][ T32] r4:00000001 [ 876.813570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.813651][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 876.813715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.813782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.813847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.813914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.813967][ T32] r4:84814100 [ 876.814589][ T32] INFO: task kworker/1:253:3721 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.814665][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.814833][ T32] Workqueue: events bpf_prog_free_deferred [ 876.814942][ T32] Call trace: [ 876.815019][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.815135][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.815194][ T32] r4:00000000 [ 876.815241][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.815347][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.815415][ T32] 1d20: c8316000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.815485][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.815547][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.815606][ T32] r5:80050013 r4:80239bb0 [ 876.815656][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.815749][ T32] r4:82ac21e4 [ 876.815797][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.815898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.815954][ T32] r4:dff71dc0 [ 876.816002][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.816097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.816152][ T32] r4:00000000 [ 876.816202][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.816356][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.816411][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.816531][ T32] r5:00001000 r4:dfb07000 [ 876.816584][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.816686][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.816782][ T32] r5:8455378c r4:84553400 [ 876.816841][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.816942][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.816990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.817088][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.817136][ T32] r4:8483a980 [ 876.817177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.817294][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.817360][ T32] r4:00000001 [ 876.817405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.817482][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.817538][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.817615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.817679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.817746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.817798][ T32] r4:84839400 [ 876.817847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.817907][ T32] INFO: task kworker/0:54:3724 blocked for more than 453 seconds. [ 876.817981][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.818038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.818083][ T32] task:kworker/0:54 state:D stack:0 pid:3724 tgid:3724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.818190][ T32] Workqueue: events bpf_prog_free_deferred [ 876.818292][ T32] Call trace: [ 876.818390][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.841066][ T32] r10:8291a684 r9:e0555d84 r8:00000002 r7:60000113 r6:e0555d8c r5:84bfb000 [ 876.841120][ T32] r4:84bfb000 [ 876.841148][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.841225][ T32] r5:84bfb000 r4:8291a680 [ 876.841250][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.841302][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.841380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0555e08 [ 876.841414][ T32] r4:00000000 [ 876.841487][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.841597][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.841648][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.841695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941040 [ 876.841721][ T32] r4:00000000 [ 876.841742][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.841793][ T32] r9:83018005 r8:84bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 876.841845][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.841900][ T32] r5:00001000 r4:dfe95000 [ 876.841922][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.841964][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.842009][ T32] r5:84394f8c r4:84394c00 [ 876.842030][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.842083][ T32] r7:dddced80 r6:83018000 r5:84394f8c r4:8491d980 [ 876.842105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.842355][ T32] r10:61c88647 r9:84bfb000 r8:8491d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.842387][ T32] r4:8491d980 [ 876.842410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.842461][ T32] r10:00000000 r9:8491d980 r8:80287e08 r7:e0515e60 r6:84938800 r5:84bfb000 [ 876.842486][ T32] r4:00000001 [ 876.842506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.842592][ T32] Exception stack(0xe0555fb0 to 0xe0555ff8) [ 876.842632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 876.842664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.842692][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.842723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.842792][ T32] r4:84936980 [ 876.843128][ T32] INFO: task kworker/0:54:3724 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.843165][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.843238][ T32] Workqueue: events bpf_prog_free_deferred [ 876.843302][ T32] Call trace: [ 876.843337][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.843391][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.843496][ T32] r4:00000000 [ 876.843552][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.843599][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.843630][ T32] 1d20: c888c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.843660][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.843689][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.843714][ T32] r5:80050013 r4:80239bb0 [ 876.843735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.843778][ T32] r4:82ac21e4 [ 876.843800][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.843844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.843868][ T32] r4:dff71dc0 [ 876.843890][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.844053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.844083][ T32] r4:00000000 [ 876.844109][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.844159][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.844311][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.844367][ T32] r5:00001000 r4:dfb07000 [ 876.844389][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.844476][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.844526][ T32] r5:8455378c r4:84553400 [ 876.844549][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.844601][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.844625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.844673][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.844697][ T32] r4:8483a980 [ 876.844717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.844765][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.844789][ T32] r4:00000001 [ 876.844809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.844846][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.844915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.844952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.845124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.845160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.845184][ T32] r4:84839400 [ 876.845207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.845238][ T32] INFO: task kworker/0:55:3726 blocked for more than 453 seconds. [ 876.845286][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.845314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.845337][ T32] task:kworker/0:55 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.845390][ T32] Workqueue: events bpf_prog_free_deferred [ 876.845435][ T32] Call trace: [ 876.845475][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.845527][ T32] r10:8291a684 r9:e0559d84 r8:00000002 r7:60000113 r6:e0559d8c r5:84bf9800 [ 876.845551][ T32] r4:84bf9800 [ 876.845573][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.845618][ T32] r5:84bf9800 r4:8291a680 [ 876.845639][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.845679][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.845724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0559e08 [ 876.845748][ T32] r4:00000000 [ 876.845769][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.845852][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.845895][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.845939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941d00 [ 876.845962][ T32] r4:00000000 [ 876.845983][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.846053][ T32] r9:83018005 r8:84bf9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 876.846082][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.846128][ T32] r5:00001000 r4:e0069000 [ 876.846149][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.846190][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.846234][ T32] r5:8439538c r4:84395000 [ 876.846263][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.846353][ T32] r7:dddced80 r6:83018000 r5:8439538c r4:8491da00 [ 876.846381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.846431][ T32] r10:61c88647 r9:84bf9800 r8:8491da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 876.846455][ T32] r4:8491da00 [ 876.846475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.846522][ T32] r10:00000000 r9:8491da00 r8:80287e08 r7:e0515e60 r6:84938880 r5:84bf9800 [ 876.846545][ T32] r4:00000001 [ 876.846565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.846602][ T32] Exception stack(0xe0559fb0 to 0xe0559ff8) [ 876.846678][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 876.846716][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.846746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.846777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.846801][ T32] r4:84941100 [ 876.846965][ T32] INFO: task kworker/0:55:3726 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.846997][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.847112][ T32] Workqueue: events bpf_prog_free_deferred [ 876.847161][ T32] Call trace: [ 876.847223][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.847293][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.847319][ T32] r4:00000000 [ 876.847341][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.847382][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.847459][ T32] 1d20: c888c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.847498][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.847594][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.847625][ T32] r5:80050013 r4:80239bb0 [ 876.847648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.847695][ T32] r4:82ac21e4 [ 876.847717][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.847763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.847788][ T32] r4:dff71dc0 [ 876.847809][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.847852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.847876][ T32] r4:00000000 [ 876.847943][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.847996][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.848019][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.848062][ T32] r5:00001000 r4:dfb07000 [ 876.848082][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.848138][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.848188][ T32] r5:8455378c r4:84553400 [ 876.848209][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.848292][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.848320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.848371][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.868962][ T32] r4:8483a980 [ 876.869071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.869157][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.869185][ T32] r4:00000001 [ 876.869207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.869273][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.869348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.869434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.869473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.869509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.869534][ T32] r4:84839400 [ 876.869560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.869627][ T32] INFO: task kworker/1:254:3728 blocked for more than 453 seconds. [ 876.869668][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.869715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.869745][ T32] task:kworker/1:254 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.869840][ T32] Workqueue: events bpf_prog_free_deferred [ 876.869898][ T32] Call trace: [ 876.869953][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.870009][ T32] r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:84a7a400 [ 876.870035][ T32] r4:84a7a400 [ 876.870079][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.870130][ T32] r5:84a7a400 r4:8291a680 [ 876.870153][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.870227][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.870283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 [ 876.870308][ T32] r4:00000000 [ 876.870329][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.870369][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.870447][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.870541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814b40 [ 876.870593][ T32] r4:00000000 [ 876.870635][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.870732][ T32] r9:83018205 r8:84a7a400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 876.870786][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.870872][ T32] r5:00001000 r4:dfee7000 [ 876.870917][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.871005][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.871086][ T32] r5:8489938c r4:84899000 [ 876.871132][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.871222][ T32] r7:ddde2d80 r6:83018200 r5:8489938c r4:84938900 [ 876.871298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.871408][ T32] r10:61c88647 r9:84a7a400 r8:8493892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.871501][ T32] r4:84938900 [ 876.871556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.871646][ T32] r10:00000000 r9:84938900 r8:80287e08 r7:e0545e60 r6:8491da80 r5:84a7a400 [ 876.871731][ T32] r4:00000001 [ 876.871858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.871943][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 876.871997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.872078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.872136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.872198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.872246][ T32] r4:84814900 [ 876.872785][ T32] INFO: task kworker/1:254:3728 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.872869][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.873250][ T32] Workqueue: events bpf_prog_free_deferred [ 876.873362][ T32] Call trace: [ 876.873433][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.873537][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.873596][ T32] r4:00000000 [ 876.873642][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.873729][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.873862][ T32] 1d20: c8b9c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.873934][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.873995][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.874086][ T32] r5:80050013 r4:80239bb0 [ 876.874143][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.874238][ T32] r4:82ac21e4 [ 876.874300][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.874391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.874443][ T32] r4:dff71dc0 [ 876.874490][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.874594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.874645][ T32] r4:00000000 [ 876.874688][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.874783][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.874836][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.874919][ T32] r5:00001000 r4:dfb07000 [ 876.874963][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.875037][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.875186][ T32] r5:8455378c r4:84553400 [ 876.875242][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.875379][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.875448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.875565][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.875622][ T32] r4:8483a980 [ 876.875724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.875874][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.875990][ T32] r4:00000001 [ 876.876052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.876139][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.876205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.876315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.876387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.876466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.876520][ T32] r4:84839400 [ 876.876570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.876648][ T32] INFO: task kworker/1:255:3729 blocked for more than 453 seconds. [ 876.876717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.876908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.876971][ T32] task:kworker/1:255 state:D stack:0 pid:3729 tgid:3729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.877174][ T32] Workqueue: events bpf_prog_free_deferred [ 876.877429][ T32] Call trace: [ 876.877907][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.878021][ T32] r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:84a78000 [ 876.878080][ T32] r4:84a78000 [ 876.878170][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.878407][ T32] r5:84a78000 r4:8291a680 [ 876.914017][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.914305][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.914421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 876.914481][ T32] r4:00000000 [ 876.914648][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.914737][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.914825][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.914910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814b00 [ 876.914957][ T32] r4:00000000 [ 876.914995][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.915090][ T32] r9:83018205 r8:84a78000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 876.915137][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.915262][ T32] r5:00001000 r4:dfecf000 [ 876.915328][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.915416][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.915567][ T32] r5:84898f8c r4:84898c00 [ 876.915634][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.915770][ T32] r7:ddde2d80 r6:83018200 r5:84898f8c r4:84938980 [ 876.915823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.915923][ T32] r10:61c88647 r9:84a78000 r8:849389ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.915971][ T32] r4:84938980 [ 876.916020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.916151][ T32] r10:00000000 r9:84938980 r8:80287e08 r7:e055de60 r6:8491db00 r5:84a78000 [ 876.916212][ T32] r4:00000001 [ 876.916314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.916434][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 876.916515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.916581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.916668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.916738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.916784][ T32] r4:84814bc0 [ 876.917340][ T32] INFO: task kworker/1:255:3729 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.917427][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.917619][ T32] Workqueue: events bpf_prog_free_deferred [ 876.917743][ T32] Call trace: [ 876.917822][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.917925][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.918011][ T32] r4:00000000 [ 876.918066][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.918161][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.918268][ T32] 1d20: c8fde000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.918373][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.922964][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.923111][ T32] r5:80050013 r4:80239bb0 [ 876.923183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.923320][ T32] r4:82ac21e4 [ 876.923398][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.923497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.923550][ T32] r4:dff71dc0 [ 876.923598][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.923692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.923748][ T32] r4:00000000 [ 876.923796][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.923896][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.923949][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.924043][ T32] r5:00001000 r4:dfb07000 [ 876.924110][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.924201][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.924332][ T32] r5:8455378c r4:84553400 [ 876.924454][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.924573][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.924621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.924708][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.924769][ T32] r4:8483a980 [ 876.925004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.925206][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.925405][ T32] r4:00000001 [ 876.925464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.925559][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.925623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.925686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.925922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.926002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.926401][ T32] r4:84839400 [ 876.926476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.926569][ T32] INFO: task kworker/1:256:3733 blocked for more than 453 seconds. [ 876.926648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.926702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.926771][ T32] task:kworker/1:256 state:D stack:0 pid:3733 tgid:3733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.926886][ T32] Workqueue: events bpf_prog_free_deferred [ 876.926968][ T32] Call trace: [ 876.927488][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.927607][ T32] r10:8291a684 r9:e0571d84 r8:00000002 r7:60000113 r6:e0571d8c r5:84a7b000 [ 876.927690][ T32] r4:84a7b000 [ 876.927803][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.927906][ T32] r5:84a7b000 r4:8291a680 [ 876.928014][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.928112][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.928209][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 [ 876.928299][ T32] r4:00000000 [ 876.928407][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.950179][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.950365][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.950462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814c80 [ 876.950605][ T32] r4:00000000 [ 876.950715][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.951120][ T32] r9:83018205 r8:84a7b000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 876.951185][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.951369][ T32] r5:00001000 r4:dfefd000 [ 876.951417][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.951495][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.951598][ T32] r5:8489978c r4:84899400 [ 876.951643][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.951734][ T32] r7:ddde2d80 r6:83018200 r5:8489978c r4:84938a00 [ 876.951844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.951943][ T32] r10:61c88647 r9:84a7b000 r8:84938a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.951990][ T32] r4:84938a00 [ 876.952296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.952417][ T32] r10:00000000 r9:84938a00 r8:80287e08 r7:e055de60 r6:8491db80 r5:84a7b000 [ 876.952470][ T32] r4:00000001 [ 876.952523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.952611][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) [ 876.952684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.953170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.953244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.953328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.953401][ T32] r4:84814ac0 [ 876.953950][ T32] INFO: task kworker/1:256:3733 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.954046][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.954193][ T32] Workqueue: events bpf_prog_free_deferred [ 876.954311][ T32] Call trace: [ 876.954410][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.954540][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.954707][ T32] r4:00000000 [ 876.954777][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.954937][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.955031][ T32] 1d20: c90ed000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.955340][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.955419][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.955475][ T32] r5:80050013 r4:80239bb0 [ 876.956078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.956302][ T32] r4:82ac21e4 [ 876.956358][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.956467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.956563][ T32] r4:dff71dc0 [ 876.956619][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.956721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.956794][ T32] r4:00000000 [ 876.956853][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.957029][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.957085][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.957260][ T32] r5:00001000 r4:dfb07000 [ 876.957322][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.957574][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.957776][ T32] r5:8455378c r4:84553400 [ 876.957886][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.958007][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.958059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.958245][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.958317][ T32] r4:8483a980 [ 876.958362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.989541][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.989713][ T32] r4:00000001 [ 876.989762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.989883][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 876.989972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 876.990034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.990103][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.990191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.990241][ T32] r4:84839400 [ 876.990424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 876.990487][ T32] INFO: task kworker/1:257:3734 blocked for more than 454 seconds. [ 876.990643][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 876.990763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 876.990882][ T32] task:kworker/1:257 state:D stack:0 pid:3734 tgid:3734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.991003][ T32] Workqueue: events bpf_prog_free_deferred [ 876.991116][ T32] Call trace: [ 876.991237][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 876.991414][ T32] r10:8291a684 r9:e057dd84 r8:00000002 r7:60000113 r6:e057dd8c r5:84a7c800 [ 876.991467][ T32] r4:84a7c800 [ 876.991739][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 876.991831][ T32] r5:84a7c800 r4:8291a680 [ 876.991874][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 876.991949][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 876.992153][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 [ 876.992302][ T32] r4:00000000 [ 876.992414][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 876.992489][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 876.992634][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.992719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814dc0 [ 876.992766][ T32] r4:00000000 [ 876.992805][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.992944][ T32] r9:83018205 r8:84a7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 876.992995][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.993075][ T32] r5:00001000 r4:dff11000 [ 876.993116][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.993188][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.993356][ T32] r5:84899b8c r4:84899800 [ 876.993410][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.993499][ T32] r7:ddde2d80 r6:83018200 r5:84899b8c r4:84938a80 [ 876.993595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.993692][ T32] r10:61c88647 r9:84a7c800 r8:84938aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.993786][ T32] r4:84938a80 [ 876.993829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.993916][ T32] r10:00000000 r9:84938a80 r8:80287e08 r7:e0571e60 r6:8491dc00 r5:84a7c800 [ 876.993961][ T32] r4:00000001 [ 876.994000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 876.994064][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 876.994262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 876.994457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 876.994533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 876.994594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 876.994642][ T32] r4:84814ac0 [ 876.995170][ T32] INFO: task kworker/1:257:3734 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 876.995265][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 876.995394][ T32] Workqueue: events bpf_prog_free_deferred [ 876.995487][ T32] Call trace: [ 876.995584][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 876.995804][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 876.995879][ T32] r4:00000000 [ 876.995938][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 876.996017][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 876.996237][ T32] 1d20: c932a000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 876.996371][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 876.996439][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 876.996503][ T32] r5:80050013 r4:80239bb0 [ 876.996554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 876.996653][ T32] r4:82ac21e4 [ 876.996703][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 876.996848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 876.996914][ T32] r4:dff71dc0 [ 876.996993][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 876.997083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 876.997132][ T32] r4:00000000 [ 876.997174][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 876.997287][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 876.997347][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 876.997437][ T32] r5:00001000 r4:dfb07000 [ 876.997480][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 876.997567][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 876.997762][ T32] r5:8455378c r4:84553400 [ 876.997828][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 876.997936][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 876.998054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 876.998177][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 876.998269][ T32] r4:8483a980 [ 876.998326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 876.998470][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 876.998612][ T32] r4:00000001 [ 877.029500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.029661][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.029735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.029798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.029857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.029949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.030011][ T32] r4:84839400 [ 877.030068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.030158][ T32] INFO: task kworker/1:258:3737 blocked for more than 454 seconds. [ 877.030265][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.030371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.030451][ T32] task:kworker/1:258 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.030603][ T32] Workqueue: events bpf_prog_free_deferred [ 877.030714][ T32] Call trace: [ 877.030813][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.030939][ T32] r10:8291a684 r9:e0589d84 r8:00000002 r7:60000113 r6:e0589d8c r5:84a7e000 [ 877.030994][ T32] r4:84a7e000 [ 877.031069][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.031165][ T32] r5:84a7e000 r4:8291a680 [ 877.031259][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.031357][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.031450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0589e08 [ 877.031502][ T32] r4:00000000 [ 877.031550][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.031678][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.031773][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.031853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84814f00 [ 877.031969][ T32] r4:00000000 [ 877.032050][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.032171][ T32] r9:83018205 r8:84a7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 877.032215][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.032336][ T32] r5:00001000 r4:dff2d000 [ 877.032379][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.032456][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.032540][ T32] r5:84899f8c r4:84899c00 [ 877.032615][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.032739][ T32] r7:ddde2d80 r6:83018200 r5:84899f8c r4:84938b00 [ 877.032811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.032906][ T32] r10:61c88647 r9:84a7e000 r8:84938b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.032952][ T32] r4:84938b00 [ 877.033024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.033114][ T32] r10:00000000 r9:84938b00 r8:80287e08 r7:e057de60 r6:8491dc80 r5:84a7e000 [ 877.033198][ T32] r4:00000001 [ 877.033240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.033325][ T32] Exception stack(0xe0589fb0 to 0xe0589ff8) [ 877.033406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.033501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.033560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.033616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.033659][ T32] r4:84814e00 [ 877.034227][ T32] INFO: task kworker/1:258:3737 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.034305][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.034463][ T32] Workqueue: events bpf_prog_free_deferred [ 877.034620][ T32] Call trace: [ 877.034813][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.034917][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.034963][ T32] r4:00000000 [ 877.035038][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.035157][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.035279][ T32] 1d20: c966f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.035346][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.035433][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.035492][ T32] r5:80050013 r4:80239bb0 [ 877.035535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.035613][ T32] r4:82ac21e4 [ 877.035653][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.035895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.035947][ T32] r4:dff71dc0 [ 877.036098][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.036209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.036382][ T32] r4:00000000 [ 877.036433][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.036620][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.036675][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.037153][ T32] r5:00001000 r4:dfb07000 [ 877.037223][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.037321][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.037412][ T32] r5:8455378c r4:84553400 [ 877.037610][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.037716][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.037790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.037899][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.038156][ T32] r4:8483a980 [ 877.038264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.038408][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.059704][ T32] r4:00000001 [ 877.059792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.059921][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.060010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.060089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.060317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.060406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.060615][ T32] r4:84839400 [ 877.060699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.060770][ T32] INFO: task kworker/1:259:3738 blocked for more than 454 seconds. [ 877.060845][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.060922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.061162][ T32] task:kworker/1:259 state:D stack:0 pid:3738 tgid:3738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.061303][ T32] Workqueue: events bpf_prog_free_deferred [ 877.061559][ T32] Call trace: [ 877.061784][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.062015][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:84a7bc00 [ 877.062135][ T32] r4:84a7bc00 [ 877.062180][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.062276][ T32] r5:84a7bc00 r4:8291a680 [ 877.062371][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.062449][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.062601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 877.062651][ T32] r4:00000000 [ 877.062694][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.062833][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.062911][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.062989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490b5c0 [ 877.063033][ T32] r4:00000000 [ 877.063071][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.063159][ T32] r9:83018205 r8:84a7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 877.063201][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.063290][ T32] r5:00001000 r4:dff41000 [ 877.063332][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.063482][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.063715][ T32] r5:8489a38c r4:8489a000 [ 877.063764][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.063852][ T32] r7:ddde2d80 r6:83018200 r5:8489a38c r4:84938b80 [ 877.064031][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.064127][ T32] r10:61c88647 r9:84a7bc00 r8:84938bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.064300][ T32] r4:84938b80 [ 877.064696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.065026][ T32] r10:00000000 r9:84938b80 r8:80287e08 r7:e0589e60 r6:8491dd00 r5:84a7bc00 [ 877.065102][ T32] r4:00000001 [ 877.065147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.065217][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 877.065318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.065387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.065444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.065502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.065550][ T32] r4:84814f40 [ 877.066136][ T32] INFO: task kworker/1:259:3738 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.066288][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.066490][ T32] Workqueue: events bpf_prog_free_deferred [ 877.066617][ T32] Call trace: [ 877.066692][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.066801][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.066873][ T32] r4:00000000 [ 877.066975][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.067192][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.067275][ T32] 1d20: c97dc000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.067337][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.067388][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.067651][ T32] r5:80050013 r4:80239bb0 [ 877.067720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.068073][ T32] r4:82ac21e4 [ 877.068163][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.068413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.099282][ T32] r4:dff71dc0 [ 877.099459][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.099599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.099652][ T32] r4:00000000 [ 877.099726][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.099827][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.099875][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.099962][ T32] r5:00001000 r4:dfb07000 [ 877.100003][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.100078][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.100169][ T32] r5:8455378c r4:84553400 [ 877.100215][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.100355][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.100408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.100506][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.100555][ T32] r4:8483a980 [ 877.100632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.100746][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.100798][ T32] r4:00000001 [ 877.100886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.100977][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.101039][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.101100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.101155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.101230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.101289][ T32] r4:84839400 [ 877.101340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.101401][ T32] INFO: task kworker/1:260:3741 blocked for more than 454 seconds. [ 877.101522][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.101586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.101634][ T32] task:kworker/1:260 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.101754][ T32] Workqueue: events bpf_prog_free_deferred [ 877.101854][ T32] Call trace: [ 877.101923][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.102019][ T32] r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:84a78c00 [ 877.102063][ T32] r4:84a78c00 [ 877.102102][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.102182][ T32] r5:84a78c00 r4:8291a680 [ 877.102236][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.102321][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.102428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0599e08 [ 877.102477][ T32] r4:00000000 [ 877.102518][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.102613][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.102713][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.102824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3b000 [ 877.102874][ T32] r4:00000000 [ 877.102914][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.102998][ T32] r9:83018205 r8:84a78c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 877.103040][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.103117][ T32] r5:00001000 r4:e0013000 [ 877.103155][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.103228][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.103316][ T32] r5:8489a78c r4:8489a400 [ 877.103356][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.103439][ T32] r7:ddde2d80 r6:83018200 r5:8489a78c r4:84938c00 [ 877.103508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.103611][ T32] r10:61c88647 r9:84a78c00 r8:84938c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.103656][ T32] r4:84938c00 [ 877.103693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.103777][ T32] r10:00000000 r9:84938c00 r8:80287e08 r7:e058de60 r6:8491dd80 r5:84a78c00 [ 877.103822][ T32] r4:00000001 [ 877.103861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.103927][ T32] Exception stack(0xe0599fb0 to 0xe0599ff8) [ 877.103977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.104057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.104114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.104174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.104217][ T32] r4:84b3b0c0 [ 877.104838][ T32] INFO: task kworker/1:260:3741 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.104904][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.105033][ T32] Workqueue: events bpf_prog_free_deferred [ 877.105149][ T32] Call trace: [ 877.105260][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.105363][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.105409][ T32] r4:00000000 [ 877.105448][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.105538][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.105611][ T32] 1d20: c9a79000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.105682][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.105763][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.105840][ T32] r5:80050013 r4:80239bb0 [ 877.105885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.106002][ T32] r4:82ac21e4 [ 877.106048][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.106156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.106205][ T32] r4:dff71dc0 [ 877.106265][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.106376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.106456][ T32] r4:00000000 [ 877.106531][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.106626][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.106688][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.106777][ T32] r5:00001000 r4:dfb07000 [ 877.106824][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.106923][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.107018][ T32] r5:8455378c r4:84553400 [ 877.107088][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.107197][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.107260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.107366][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.107411][ T32] r4:8483a980 [ 877.107455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.107550][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.107596][ T32] r4:00000001 [ 877.107635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.107713][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.107772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.107829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.107884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.107940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.107989][ T32] r4:84839400 [ 877.108029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.108086][ T32] INFO: task kworker/1:261:3743 blocked for more than 454 seconds. [ 877.108154][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.108207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.108302][ T32] task:kworker/1:261 state:D stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.139116][ T32] Workqueue: events bpf_prog_free_deferred [ 877.139415][ T32] Call trace: [ 877.139517][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.139649][ T32] r10:8291a684 r9:e05a1d84 r8:00000002 r7:60000113 r6:e05a1d8c r5:84a7ec00 [ 877.139707][ T32] r4:84a7ec00 [ 877.139761][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.139856][ T32] r5:84a7ec00 r4:8291a680 [ 877.139917][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.140003][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.140059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a1e08 [ 877.140085][ T32] r4:00000000 [ 877.140108][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.140146][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.140318][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.140378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3b1c0 [ 877.140403][ T32] r4:00000000 [ 877.140450][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.140509][ T32] r9:83018205 r8:84a7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 877.140534][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.140581][ T32] r5:00001000 r4:e001d000 [ 877.140603][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.140695][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.140747][ T32] r5:8489ab8c r4:8489a800 [ 877.140795][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.140912][ T32] r7:ddde2d80 r6:83018200 r5:8489ab8c r4:84938c80 [ 877.140947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.141000][ T32] r10:61c88647 r9:84a7ec00 r8:84938cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.141076][ T32] r4:84938c80 [ 877.141131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.141188][ T32] r10:00000000 r9:84938c80 r8:80287e08 r7:e0599e60 r6:8491de00 r5:84a7ec00 [ 877.141219][ T32] r4:00000001 [ 877.141243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.141337][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) [ 877.141422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.141464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.141494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.141525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.141561][ T32] r4:84b3b0c0 [ 877.141920][ T32] INFO: task kworker/1:261:3743 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.142174][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.142285][ T32] Workqueue: events bpf_prog_free_deferred [ 877.142340][ T32] Call trace: [ 877.142503][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.142560][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.142587][ T32] r4:00000000 [ 877.142608][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.142659][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.142691][ T32] 1d20: c9def000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.142722][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.142749][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.142779][ T32] r5:80050013 r4:80239bb0 [ 877.142807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.142858][ T32] r4:82ac21e4 [ 877.142979][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.143047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.143078][ T32] r4:dff71dc0 [ 877.143099][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.143144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.143195][ T32] r4:00000000 [ 877.143226][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.143333][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.143365][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.143439][ T32] r5:00001000 r4:dfb07000 [ 877.143465][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.143510][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.143554][ T32] r5:8455378c r4:84553400 [ 877.143604][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.143687][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.143716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.143768][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.143865][ T32] r4:8483a980 [ 877.143968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.144064][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.144147][ T32] r4:00000001 [ 877.144200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.144362][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.144474][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 877.144727][ T32] r4:84839400 ** 5 printk messages dropped ** [ 877.145279][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.145810][ T32] r5:84a8c800 r4:8291a680 ** 5 printk messages dropped ** [ 877.146308][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 877.146889][ T32] r5:00001000 r4:e002f000 ** 2 printk messages dropped ** [ 877.147123][ T32] r5:8489af8c r4:8489ac00 [ 877.147171][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 877.147680][ T32] r10:00000000 r9:84938d00 r8:80287e08 r7:e05a1e60 r6:8491de80 r5:84a8c800 ** 7 printk messages dropped ** [ 877.148320][ T32] r4:84b3b180 ** 2 printk messages dropped ** [ 877.169865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.170306][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 7 printk messages dropped ** [ 877.170696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 877.171121][ T32] r5:00001000 r4:dfb07000 ** 5 printk messages dropped ** [ 877.171512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.171966][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 877.172579][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.173006][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 877.173628][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 877.173988][ T32] r7:ddde2d80 r6:83018200 r5:8489bb8c r4:84938d80 ** 5 printk messages dropped ** [ 877.174386][ T32] r4:00000001 ** 4 printk messages dropped ** [ 877.174726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.175663][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 877.176470][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 877.176649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.176708][ T32] r4:dff71dc0 [ 877.176771][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.176890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.176953][ T32] r4:00000000 [ 877.177011][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.177117][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.177170][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.177284][ T32] r5:00001000 r4:dfb07000 [ 877.177330][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.177418][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.177516][ T32] r5:8455378c r4:84553400 [ 877.177588][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.177688][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.177739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.177828][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.177874][ T32] r4:8483a980 [ 877.177941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.178053][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.178107][ T32] r4:00000001 [ 877.178151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.178237][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.178321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.206867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.207063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.207144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.207201][ T32] r4:84839400 [ 877.207304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.207384][ T32] INFO: task kworker/1:264:3749 blocked for more than 454 seconds. [ 877.207457][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.207530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.207587][ T32] task:kworker/1:264 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.207745][ T32] Workqueue: events bpf_prog_free_deferred [ 877.207889][ T32] Call trace: [ 877.208023][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.208160][ T32] r10:8291a684 r9:e0551d84 r8:00000002 r7:60000113 r6:e0551d8c r5:84bfc800 [ 877.208217][ T32] r4:84bfc800 [ 877.208342][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.219214][ T32] r5:84bfc800 r4:8291a680 [ 877.219388][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.219484][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.219547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0551e08 [ 877.219574][ T32] r4:00000000 [ 877.219612][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.219657][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.219700][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.219746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3b500 [ 877.219771][ T32] r4:00000000 [ 877.219792][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.219843][ T32] r9:83018205 r8:84bfc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 877.219867][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.219916][ T32] r5:00001000 r4:e007b000 [ 877.219938][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.219979][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.220024][ T32] r5:8489b38c r4:8489b000 [ 877.220088][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.220171][ T32] r7:ddde2d80 r6:83018200 r5:8489b38c r4:84938e80 [ 877.220201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.220302][ T32] r10:61c88647 r9:84bfc800 r8:84938eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.220351][ T32] r4:84938e80 [ 877.220429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.220496][ T32] r10:00000000 r9:84938e80 r8:80287e08 r7:e0539e60 r6:84938f00 r5:84bfc800 [ 877.220531][ T32] r4:00000001 [ 877.220555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.220647][ T32] Exception stack(0xe0551fb0 to 0xe0551ff8) [ 877.220712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.220788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.220854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.220899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.220978][ T32] r4:84b3b280 [ 877.221335][ T32] INFO: task kworker/1:264:3749 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.221376][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.221458][ T32] Workqueue: events bpf_prog_free_deferred [ 877.221537][ T32] Call trace: [ 877.221601][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.221710][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.221742][ T32] r4:00000000 [ 877.221764][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.221809][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.221889][ T32] 1d20: ca28c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.221953][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.222017][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.222054][ T32] r5:80050013 r4:80239bb0 [ 877.222078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.222133][ T32] r4:82ac21e4 [ 877.222156][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.222201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.222363][ T32] r4:dff71dc0 [ 877.222391][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.222437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.222461][ T32] r4:00000000 [ 877.222508][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.222564][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.222615][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.222718][ T32] r5:00001000 r4:dfb07000 [ 877.222764][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.222812][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.222882][ T32] r5:8455378c r4:84553400 [ 877.222923][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.223005][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.223041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.223119][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.223154][ T32] r4:8483a980 [ 877.223226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.223291][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.223318][ T32] r4:00000001 [ 877.223390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 877.223624][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 877.224203][ T32] task:kworker/0:56 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 877.225122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 ** 7 printk messages dropped ** [ 877.225802][ T32] r9:83018005 r8:84bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 877.225880][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.226001][ T32] r5:00001000 r4:e0117000 [ 877.226056][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.226144][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.226288][ T32] r5:8439578c r4:84395400 [ 877.226348][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.226475][ T32] r7:dddced80 r6:83018000 r5:8439578c r4:8491df00 [ 877.226559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.226685][ T32] r10:61c88647 r9:84bfe000 r8:8491df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.226738][ T32] r4:8491df00 [ 877.226775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.226874][ T32] r10:00000000 r9:8491df00 r8:80287e08 r7:e0515e60 r6:84938f80 r5:84bfe000 [ 877.226944][ T32] r4:00000001 [ 877.227015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.227107][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) [ 877.227171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.227240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.227337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.227427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.227495][ T32] r4:84941f40 [ 877.227843][ T32] INFO: task kworker/0:56:3751 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.227924][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.228052][ T32] Workqueue: events bpf_prog_free_deferred [ 877.228148][ T32] Call trace: [ 877.228317][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.251676][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.251811][ T32] r4:00000000 [ 877.251846][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.251920][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.251957][ T32] 1d20: ca550000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.252039][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.252111][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.252141][ T32] r5:80050013 r4:80239bb0 [ 877.252191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.252295][ T32] r4:82ac21e4 [ 877.252436][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.252553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.252624][ T32] r4:dff71dc0 [ 877.252687][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.252778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.252843][ T32] r4:00000000 [ 877.252889][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.252996][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.253050][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.253146][ T32] r5:00001000 r4:dfb07000 [ 877.253214][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.253319][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.253412][ T32] r5:8455378c r4:84553400 [ 877.253460][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.253567][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.253618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.253720][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.253774][ T32] r4:8483a980 [ 877.253842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.253977][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.254048][ T32] r4:00000001 [ 877.254149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.254262][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.254325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.254396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.254475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.254549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.254601][ T32] r4:84839400 [ 877.254656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.254748][ T32] INFO: task kworker/1:265:3752 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.255123][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.255699][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 877.256152][ T32] r9:83018205 r8:84bfec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 6 printk messages dropped ** [ 877.256852][ T32] r7:ddde2d80 r6:83018200 r5:8489b78c r4:84af0000 ** 5 printk messages dropped ** [ 877.257323][ T32] r4:00000001 ** 5 printk messages dropped ** [ 877.257751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.280046][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 877.280863][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 877.281252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 7 printk messages dropped ** [ 877.281995][ T32] r5:8455378c r4:84553400 ** 6 printk messages dropped ** [ 877.282569][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 5 printk messages dropped ** [ 877.282949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.283502][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 877.284317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 ** 10 printk messages dropped ** [ 877.285111][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 877.285651][ T32] r10:61c88647 r9:84bfd400 r8:84af012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 877.286289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.287482][ T32] Call trace: ** 6 printk messages dropped ** [ 877.288099][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 5 printk messages dropped ** [ 877.317050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.317104][ T32] r4:dff71dc0 [ 877.317151][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.317242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.317314][ T32] r4:00000000 [ 877.317361][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.317470][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.317537][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.317640][ T32] r5:00001000 r4:dfb07000 [ 877.317694][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.317781][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.317872][ T32] r5:8455378c r4:84553400 [ 877.317923][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.318021][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.318067][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.318224][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.318300][ T32] r4:8483a980 [ 877.318352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.333553][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.333633][ T32] r4:00000001 [ 877.333668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.333764][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.333804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.333837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.333867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.333898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.333922][ T32] r4:84839400 [ 877.333953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.334032][ T32] INFO: task kworker/1:267:3756 blocked for more than 454 seconds. [ 877.334108][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.334160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.334220][ T32] task:kworker/1:267 state:D stack:0 pid:3756 tgid:3756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.334366][ T32] Workqueue: events bpf_prog_free_deferred [ 877.334465][ T32] Call trace: [ 877.334542][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.334657][ T32] r10:8291a684 r9:e05b5d84 r8:00000002 r7:60000113 r6:e05b5d8c r5:84bfa400 [ 877.334709][ T32] r4:84bfa400 [ 877.334755][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.334847][ T32] r5:84bfa400 r4:8291a680 [ 877.334878][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.334999][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.335093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 [ 877.335151][ T32] r4:00000000 [ 877.335212][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.335276][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.335394][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.335447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3bbc0 [ 877.335500][ T32] r4:00000000 [ 877.335534][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.335613][ T32] r9:83018205 r8:84bfa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 877.335645][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.335696][ T32] r5:00001000 r4:e00d3000 [ 877.335719][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.335789][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.335840][ T32] r5:848a038c r4:848a0000 [ 877.335871][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.336101][ T32] r7:ddde2d80 r6:83018200 r5:848a038c r4:84af0200 [ 877.336141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.336196][ T32] r10:61c88647 r9:84bfa400 r8:84af022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.336227][ T32] r4:84af0200 [ 877.336350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.336418][ T32] r10:00000000 r9:84af0200 r8:80287e08 r7:e05ade60 r6:84af0280 r5:84bfa400 [ 877.336457][ T32] r4:00000001 [ 877.336484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.336554][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 877.336593][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.336676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.336760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.336833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.336885][ T32] r4:84b3b840 [ 877.337332][ T32] INFO: task kworker/1:267:3756 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.337378][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.337545][ T32] Workqueue: events bpf_prog_free_deferred [ 877.337657][ T32] Call trace: [ 877.337696][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.337753][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.337778][ T32] r4:00000000 [ 877.337823][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.337896][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.337930][ T32] 1d20: cad1f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.337981][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.338018][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.338045][ T32] r5:80050013 r4:80239bb0 [ 877.338067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.338137][ T32] r4:82ac21e4 [ 877.338165][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.338259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 877.341659][ T32] r5:00001000 r4:dfb07000 ** 6 printk messages dropped ** [ 877.342133][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 877.342412][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 877.342795][ T32] task:kworker/1:268 state:D stack:0 pid:3758 tgid:3758 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 877.343508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b1e08 ** 7 printk messages dropped ** [ 877.343836][ T32] r9:83018205 r8:85002400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 877.344092][ T32] r5:848a078c r4:848a0400 ** 3 printk messages dropped ** [ 877.344346][ T32] r10:61c88647 r9:85002400 r8:84af032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 877.344937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 877.345641][ T32] Call trace: ** 7 printk messages dropped ** [ 877.346224][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 877.346420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 877.346776][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 877.347244][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 877.347743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.348146][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.374354][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 877.374850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3be80 [ 877.374941][ T32] r4:00000000 [ 877.375009][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.375126][ T32] r9:83018205 r8:84be8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 877.375175][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.375295][ T32] r5:00001000 r4:e00ed000 [ 877.375344][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.375428][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.375524][ T32] r5:848a0b8c r4:848a0800 [ 877.375571][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.375668][ T32] r7:ddde2d80 r6:83018200 r5:848a0b8c r4:84af0400 [ 877.375742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.375860][ T32] r10:61c88647 r9:84be8000 r8:84af042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.375924][ T32] r4:84af0400 [ 877.375972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.376066][ T32] r10:00000000 r9:84af0400 r8:80287e08 r7:e05b1e60 r6:84af0480 r5:84be8000 [ 877.376132][ T32] r4:00000001 [ 877.376180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.376258][ T32] Exception stack(0xe05b9fb0 to 0xe05b9ff8) [ 877.376362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.376430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.376487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.376570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.376653][ T32] r4:84b3bcc0 [ 877.377208][ T32] INFO: task kworker/1:269:3760 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.377331][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.377575][ T32] Workqueue: events bpf_prog_free_deferred [ 877.377679][ T32] Call trace: [ 877.377773][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.377906][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.377960][ T32] r4:00000000 [ 877.378061][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.378163][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.378230][ T32] 1d20: cb0ad000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.378303][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.399018][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.399131][ T32] r5:80050013 r4:80239bb0 [ 877.399163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.399237][ T32] r4:82ac21e4 [ 877.399262][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.399309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 3 printk messages dropped ** [ 877.399443][ T32] r4:00000000 ** 9 printk messages dropped ** [ 877.399883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 877.400441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 877.401369][ T32] r4:84be8c00 ** 4 printk messages dropped ** [ 877.401875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05bde08 ** 5 printk messages dropped ** [ 877.402330][ T32] r4:00000000 ** 5 printk messages dropped ** [ 877.402777][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 877.403052][ T32] r10:61c88647 r9:84be8c00 r8:84af052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 877.403418][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 877.403997][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 877.404282][ T32] r4:00000000 ** 3 printk messages dropped ** [ 877.404479][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 3 printk messages dropped ** [ 877.404612][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 877.404740][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 877.405197][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 877.406011][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 877.406374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 877.407084][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.407600][ T32] r5:84ab9800 r4:8291a680 ** 2 printk messages dropped ** [ 877.407824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c9e08 ** 9 printk messages dropped ** [ 877.408311][ T32] r5:00001000 r4:e05d7000 ** 3 printk messages dropped ** [ 877.429603][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 877.430101][ T32] r10:00000000 r9:84af0600 r8:80287e08 r7:e05bde60 r6:8491df80 r5:84ab9800 ** 1 printk messages dropped ** [ 877.430161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.430205][ T32] Exception stack(0xe05c9fb0 to 0xe05c9ff8) [ 877.430237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.430326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.430396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.430457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.430520][ T32] r4:84555140 [ 877.431063][ T32] INFO: task kworker/1:271:3764 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.431146][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.431228][ T32] Workqueue: events bpf_prog_free_deferred [ 877.431303][ T32] Call trace: [ 877.431363][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.431501][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.431572][ T32] r4:00000000 [ 877.431623][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.431676][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.431733][ T32] 1d20: cb600000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.431780][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.431834][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.431866][ T32] r5:80050013 r4:80239bb0 [ 877.431896][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.431978][ T32] r4:82ac21e4 [ 877.432029][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.432159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.432215][ T32] r4:dff71dc0 [ 877.432292][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.432403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.432461][ T32] r4:00000000 [ 877.432497][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.432557][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.432595][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.432646][ T32] r5:00001000 r4:dfb07000 [ 877.432670][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.432730][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.432826][ T32] r5:8455378c r4:84553400 [ 877.432871][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.432972][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.433008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.433085][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.433142][ T32] r4:8483a980 [ 877.433191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.433274][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.433327][ T32] r4:00000001 [ 877.433361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.433408][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.433454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.433511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.433584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.433634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.433659][ T32] r4:84839400 [ 877.433685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.433718][ T32] INFO: task kworker/1:272:3766 blocked for more than 454 seconds. [ 877.433756][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.433783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.433808][ T32] task:kworker/1:272 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.433955][ T32] Workqueue: events bpf_prog_free_deferred [ 877.434048][ T32] Call trace: [ 877.434090][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.434146][ T32] r10:8291a684 r9:e05cdd84 r8:00000002 r7:60000013 r6:e05cdd8c r5:84ab8c00 [ 877.434171][ T32] r4:84ab8c00 [ 877.434193][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.434237][ T32] r5:84ab8c00 r4:8291a680 [ 877.434265][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.434307][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.434381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05cde08 ** 2 printk messages dropped ** [ 877.434564][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 877.434818][ T32] r5:00001000 r4:e010b000 ** 2 printk messages dropped ** [ 877.434925][ T32] r5:848a138c r4:848a1000 ** 2 printk messages dropped ** [ 877.435017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.435382][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 877.435841][ T32] INFO: task kworker/1:272:3766 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.435876][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.435938][ T32] Workqueue: events bpf_prog_free_deferred [ 877.436017][ T32] Call trace: [ 877.436052][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.436109][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.436160][ T32] r4:00000000 [ 877.436187][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.436229][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.436306][ T32] 1d20: cb600000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.436349][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.436377][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.436428][ T32] r5:80050013 r4:80239bb0 [ 877.436457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.436513][ T32] r4:82ac21e4 [ 877.436539][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.436590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.436666][ T32] r4:dff71dc0 [ 877.436691][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.436736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.436762][ T32] r4:00000000 [ 877.436783][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.436832][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.436856][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.436902][ T32] r5:00001000 r4:dfb07000 [ 877.436924][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.436964][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.437009][ T32] r5:8455378c r4:84553400 [ 877.437054][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.437110][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.437135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.437186][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.437215][ T32] r4:8483a980 [ 877.437238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.437292][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.437316][ T32] r4:00000001 [ 877.437337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.437376][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.437404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.437436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.437481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.437525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.437576][ T32] r4:84839400 [ 877.437606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.437638][ T32] INFO: task kworker/1:273:3768 blocked for more than 454 seconds. [ 877.437670][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.437737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.437765][ T32] task:kworker/1:273 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.437833][ T32] Workqueue: events bpf_prog_free_deferred [ 877.437882][ T32] Call trace: [ 877.437914][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.437977][ T32] r10:8291a684 r9:e05c1d84 r8:00000002 r7:60000113 r6:e05c1d8c r5:84bea400 [ 877.438023][ T32] r4:84bea400 [ 877.438059][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.438106][ T32] r5:84bea400 r4:8291a680 [ 877.438129][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.438169][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.438213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 [ 877.438265][ T32] r4:00000000 [ 877.438292][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.438355][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.468991][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.469184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845554c0 [ 877.469230][ T32] r4:00000000 [ 877.469271][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.469353][ T32] r9:83018205 r8:84bea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 877.469381][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.469489][ T32] r5:00001000 r4:e05dd000 [ 877.469556][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.469664][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.469762][ T32] r5:848a1b8c r4:848a1800 [ 877.469794][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.469854][ T32] r7:ddde2d80 r6:83018200 r5:848a1b8c r4:84af0700 [ 877.469888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.469969][ T32] r10:61c88647 r9:84bea400 r8:84af072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.469995][ T32] r4:84af0700 [ 877.470017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.470093][ T32] r10:00000000 r9:84af0700 r8:80287e08 r7:e05c9e60 r6:84af0780 r5:84bea400 [ 877.470124][ T32] r4:00000001 [ 877.470172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.470268][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 877.470338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.470403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.470470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 877.470629][ T32] r4:84555140 ** 3 printk messages dropped ** [ 877.471370][ T32] Call trace: ** 4 printk messages dropped ** [ 877.471572][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 8 printk messages dropped ** [ 877.472088][ T32] r4:dff71dc0 ** 7 printk messages dropped ** [ 877.472763][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 877.473550][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 877.473926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 877.474139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.474174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.474198][ T32] task:kworker/0:57 state:D stack:0 pid:3770 tgid:3770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.474311][ T32] Workqueue: events bpf_prog_free_deferred [ 877.474366][ T32] Call trace: [ 877.474413][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.474497][ T32] r10:8291a684 r9:e05d5d84 r8:00000002 r7:60000113 r6:e05d5d8c r5:84be9800 [ 877.474606][ T32] r4:84be9800 [ 877.474661][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.474748][ T32] r5:84be9800 r4:8291a680 [ 877.474806][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.474908][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.475019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d5e08 [ 877.475075][ T32] r4:00000000 [ 877.475152][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.475239][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.475327][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.475424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035900 [ 877.475477][ T32] r4:00000000 [ 877.475537][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.475625][ T32] r9:83018005 r8:84be9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 877.475683][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.475771][ T32] r5:00001000 r4:dfdef000 [ 877.475816][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.475891][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.475984][ T32] r5:84396f8c r4:84396c00 [ 877.476049][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.476148][ T32] r7:dddced80 r6:83018000 r5:84396f8c r4:84883080 [ 877.476194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.476338][ T32] r10:61c88647 r9:84be9800 r8:848830ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.476407][ T32] r4:84883080 ** 3 printk messages dropped ** [ 877.476696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 877.476828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.476897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.476957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.477017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.477051][ T32] r4:84953080 [ 877.477321][ T32] INFO: task kworker/0:57:3770 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.477409][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.477565][ T32] Workqueue: events bpf_prog_free_deferred [ 877.477769][ T32] Call trace: [ 877.477836][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.477951][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.477984][ T32] r4:00000000 [ 877.478006][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.478083][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.478143][ T32] 1d20: cbc51000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.478198][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.478230][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.478260][ T32] r5:80050013 r4:80239bb0 [ 877.478283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.478357][ T32] r4:82ac21e4 [ 877.491238][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.491523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 6 printk messages dropped ** [ 877.491974][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 877.492788][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 877.493119][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 5 printk messages dropped ** [ 877.493610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 877.494019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.494707][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 877.495194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84953300 ** 7 printk messages dropped ** [ 877.495787][ T32] r5:8439638c r4:84396000 [ 877.495837][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 877.496072][ T32] r10:61c88647 r9:84abb000 r8:8488312c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 877.496917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.497765][ T32] Call trace: ** 4 printk messages dropped ** [ 877.497955][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 877.498219][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 877.523274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 8 printk messages dropped ** [ 877.523780][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 877.524189][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 3 printk messages dropped ** [ 877.524382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.524676][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.524977][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 877.525207][ T32] r4:00000000 ** 5 printk messages dropped ** [ 877.525406][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 877.525596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.525930][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.526523][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.526873][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 877.527150][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 877.527408][ T32] r5:00001000 r4:dfb07000 ** 7 printk messages dropped ** [ 877.527795][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 877.527967][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 877.528194][ T32] INFO: task kworker/1:275:3776 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.551014][ T32] Workqueue: events bpf_prog_free_deferred [ 877.551183][ T32] Call trace: [ 877.551225][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.551302][ T32] r10:8291a684 r9:e0611d84 r8:00000002 r7:60000013 r6:e0611d8c r5:84abe000 [ 877.551355][ T32] r4:84abe000 [ 877.551383][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.551484][ T32] r5:84abe000 r4:8291a680 [ 877.551524][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.551570][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.551616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0611e08 [ 877.551641][ T32] r4:00000000 [ 877.551662][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.551749][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.551801][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.551848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84555b80 [ 877.551872][ T32] r4:00000000 [ 877.551893][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.551943][ T32] r9:83018205 r8:84abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 877.551967][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.552012][ T32] r5:00001000 r4:e064f000 [ 877.552080][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.552132][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.552179][ T32] r5:848a2f8c r4:848a2c00 [ 877.552202][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.552295][ T32] r7:ddde2d80 r6:83018200 r5:848a2f8c r4:84af0900 [ 877.552346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.552404][ T32] r10:61c88647 r9:84abe000 r8:84af092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.552429][ T32] r4:84af0900 [ 877.552450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.552517][ T32] r10:00000000 r9:84af0900 r8:80287e08 r7:e0601e60 r6:84883280 r5:84abe000 [ 877.552547][ T32] r4:00000001 [ 877.552570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.552613][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) [ 877.552645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.552677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.552729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.552768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.552792][ T32] r4:84555600 [ 877.553254][ T32] INFO: task kworker/1:275:3776 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.553313][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.553437][ T32] Workqueue: events bpf_prog_free_deferred [ 877.553539][ T32] Call trace: [ 877.553609][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.553717][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.553746][ T32] r4:00000000 [ 877.553768][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.553833][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.553897][ T32] 1d20: cc50e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.553940][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.553969][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.553995][ T32] r5:80050013 r4:80239bb0 [ 877.554037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 877.554384][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 877.554981][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 877.555269][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 877.555548][ T32] INFO: task kworker/1:276:3777 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 877.556104][ T32] r5:84abc800 r4:8291a680 ** 3 printk messages dropped ** [ 877.556483][ T32] r4:00000000 ** 4 printk messages dropped ** [ 877.556847][ T32] r4:00000000 ** 3 printk messages dropped ** [ 877.557120][ T32] r5:00001000 r4:e0609000 ** 2 printk messages dropped ** [ 877.557377][ T32] r5:848a238c r4:848a2000 ** 3 printk messages dropped ** [ 877.557726][ T32] r10:61c88647 r9:84abc800 r8:84af09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 877.557998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.571547][ T32] Call trace: ** 4 printk messages dropped ** [ 877.571896][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 877.572237][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 877.572747][ T32] r5:00001000 r4:dfb07000 ** 6 printk messages dropped ** [ 877.573150][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 877.573251][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.573316][ T32] r4:00000001 [ 877.573365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.573442][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.573500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.573566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.573627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.573692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.573745][ T32] r4:84839400 [ 877.573787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.573822][ T32] INFO: task kworker/1:277:3779 blocked for more than 454 seconds. [ 877.573873][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.573930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.573984][ T32] task:kworker/1:277 state:D stack:0 pid:3779 tgid:3779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.574096][ T32] Workqueue: events bpf_prog_free_deferred [ 877.574189][ T32] Call trace: [ 877.574269][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.574376][ T32] r10:8291a684 r9:e0629d84 r8:00000002 r7:60000013 r6:e0629d8c r5:84abd400 [ 877.574429][ T32] r4:84abd400 [ 877.574482][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.574581][ T32] r5:84abd400 r4:8291a680 [ 877.574641][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.574722][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.574814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0629e08 [ 877.574910][ T32] r4:00000000 [ 877.574989][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.575071][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.575167][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.575277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84555940 [ 877.575325][ T32] r4:00000000 [ 877.575348][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.575398][ T32] r9:83018205 r8:84abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 877.575423][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.575468][ T32] r5:00001000 r4:e061f000 [ 877.575534][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.575588][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.575635][ T32] r5:848a278c r4:848a2400 [ 877.575656][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.575736][ T32] r7:ddde2d80 r6:83018200 r5:848a278c r4:84af0a00 [ 877.575766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.575865][ T32] r10:61c88647 r9:84abd400 r8:84af0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.575920][ T32] r4:84af0a00 [ 877.575964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.576107][ T32] r10:00000000 r9:84af0a00 r8:80287e08 r7:e0611e60 r6:84883380 r5:84abd400 [ 877.576173][ T32] r4:00000001 [ 877.576220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.576339][ T32] Exception stack(0xe0629fb0 to 0xe0629ff8) [ 877.576398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.576462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.576526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.576595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.576646][ T32] r4:84555700 [ 877.577098][ T32] INFO: task kworker/1:277:3779 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.577145][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.577214][ T32] Workqueue: events bpf_prog_free_deferred [ 877.577311][ T32] Call trace: [ 877.577349][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.577436][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 2 printk messages dropped ** [ 877.577561][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 7 printk messages dropped ** [ 877.578012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 11 printk messages dropped ** [ 877.596794][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 877.597263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 877.597794][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.598198][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 877.606438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84555a80 ** 7 printk messages dropped ** [ 877.606837][ T32] r5:848a2b8c r4:848a2800 ** 2 printk messages dropped ** [ 877.607027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.607474][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 877.622619][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.623371][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 877.623837][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 877.624660][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 877.625550][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 877.626099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.626631][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.627311][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.627404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 877.627452][ T32] r4:00000000 [ 877.627494][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.627576][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.627684][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.627777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84555c40 [ 877.627825][ T32] r4:00000000 [ 877.627870][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.627971][ T32] r9:83018205 r8:84a79800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 877.628039][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.628154][ T32] r5:00001000 r4:e0659000 [ 877.628207][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.628322][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.638981][ T32] r5:848a338c r4:848a3000 [ 877.639158][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.639333][ T32] r7:ddde2d80 r6:83018200 r5:848a338c r4:84af0b00 [ 877.639385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.639502][ T32] r10:61c88647 r9:84a79800 r8:84af0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.639570][ T32] r4:84af0b00 [ 877.639621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.639721][ T32] r10:00000000 r9:84af0b00 r8:80287e08 r7:e0611e60 r6:84883480 r5:84a79800 [ 877.639771][ T32] r4:00000001 [ 877.639834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.639924][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 877.639990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.640104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.640143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.640215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.640304][ T32] r4:845559c0 [ 877.640870][ T32] INFO: task kworker/1:279:3783 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.640958][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.641105][ T32] Workqueue: events bpf_prog_free_deferred [ 877.641216][ T32] Call trace: [ 877.641321][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.641433][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.641486][ T32] r4:00000000 [ 877.641533][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.641626][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.641738][ T32] 1d20: cccf8000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.641817][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.641883][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.641937][ T32] r5:80050013 r4:80239bb0 [ 877.641990][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.642081][ T32] r4:82ac21e4 [ 877.642127][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.642223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.642296][ T32] r4:dff71dc0 [ 877.642348][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.642510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.642600][ T32] r4:00000000 [ 877.642651][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.642748][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.642797][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.642891][ T32] r5:00001000 r4:dfb07000 [ 877.642938][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.643031][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.643133][ T32] r5:8455378c r4:84553400 [ 877.643183][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.643304][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.643358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.643467][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.643529][ T32] r4:8483a980 [ 877.643575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.643697][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.643755][ T32] r4:00000001 [ 877.643798][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.643874][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.643935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.644003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.644077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.644150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.644200][ T32] r4:84839400 [ 877.644294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.644376][ T32] INFO: task kworker/1:280:3786 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 877.644789][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 877.645334][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 877.645826][ T32] r9:83018205 r8:84ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 ** 6 printk messages dropped ** [ 877.646193][ T32] r7:ddde2d80 r6:83018200 r5:848a378c r4:84af0b80 ** 4 printk messages dropped ** [ 877.646634][ T32] r10:00000000 r9:84af0b80 r8:80287e08 r7:e064de60 r6:84883500 r5:84ab8000 ** 8 printk messages dropped ** [ 877.647188][ T32] INFO: task kworker/1:280:3786 is blocked on a mutex likely owned by task kworker/1:133:3463. ** 10 printk messages dropped ** [ 877.648097][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 877.681774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 12 printk messages dropped ** [ 877.682710][ T32] r4:8483a980 ** 5 printk messages dropped ** [ 877.683023][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 877.683859][ T32] r4:84aba400 ** 4 printk messages dropped ** [ 877.684126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0685e08 ** 12 printk messages dropped ** [ 877.685021][ T32] r5:848a3b8c r4:848a3800 [ 877.685044][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.685119][ T32] r7:ddde2d80 r6:83018200 r5:848a3b8c r4:84af0c00 [ 877.685171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.685230][ T32] r10:61c88647 r9:84aba400 r8:84af0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.685285][ T32] r4:84af0c00 [ 877.685334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.685469][ T32] r10:00000000 r9:84af0c00 r8:80287e08 r7:e0675e60 r6:84883580 r5:84aba400 [ 877.685532][ T32] r4:00000001 [ 877.685576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.685660][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 877.685739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 877.685806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.685873][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.685942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.685992][ T32] r4:84555f80 [ 877.686340][ T32] INFO: task kworker/1:281:3787 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.686381][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.686463][ T32] Workqueue: events bpf_prog_free_deferred [ 877.686539][ T32] Call trace: [ 877.686575][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.686688][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.686719][ T32] r4:00000000 [ 877.686765][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.686828][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.686901][ T32] 1d20: cd361000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.686967][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.687026][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.687078][ T32] r5:80050013 r4:80239bb0 [ 877.687106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.687154][ T32] r4:82ac21e4 [ 877.687192][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.687270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.687319][ T32] r4:dff71dc0 [ 877.687353][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.687424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.687454][ T32] r4:00000000 [ 877.687500][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.687573][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.687625][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.687697][ T32] r5:00001000 r4:dfb07000 [ 877.687724][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.687767][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.687858][ T32] r5:8455378c r4:84553400 [ 877.687893][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.687950][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.687974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.688025][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.688050][ T32] r4:8483a980 [ 877.688094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.688148][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.688185][ T32] r4:00000001 [ 877.688210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.688249][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.688314][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.710296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.710398][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.710439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.710467][ T32] r4:84839400 [ 877.710493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.710539][ T32] INFO: task kworker/1:282:3790 blocked for more than 454 seconds. [ 877.710594][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.710629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.710654][ T32] task:kworker/1:282 state:D stack:0 pid:3790 tgid:3790 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.710747][ T32] Workqueue: events bpf_prog_free_deferred [ 877.710838][ T32] Call trace: [ 877.710903][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.711015][ T32] r10:8291a684 r9:e04d5d84 r8:00000002 r7:60000013 r6:e04d5d8c r5:84b58c00 [ 877.711071][ T32] r4:84b58c00 [ 877.711117][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.711233][ T32] r5:84b58c00 r4:8291a680 [ 877.711300][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.711382][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.711476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04d5e08 [ 877.711532][ T32] r4:00000000 [ 877.711592][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.711677][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.711743][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.711791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84941740 [ 877.711841][ T32] r4:00000000 [ 877.711894][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 877.712152][ T32] r5:848a3f8c r4:848a3c00 ** 3 printk messages dropped ** [ 877.712359][ T32] r10:61c88647 r9:84b58c00 r8:84af0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 877.713214][ T32] INFO: task kworker/1:282:3790 is blocked on a mutex likely owned by task kworker/1:133:3463. ** 14 printk messages dropped ** [ 877.714020][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 877.715108][ T32] r5:8455378c r4:84553400 ** 9 printk messages dropped ** [ 877.715773][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 10 printk messages dropped ** [ 877.716386][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 877.716847][ T32] r4:00000000 ** 8 printk messages dropped ** [ 877.717314][ T32] r5:00001000 r4:dfa41000 ** 4 printk messages dropped ** [ 877.717503][ T32] r7:ddde2d80 r6:83018200 r5:848a878c r4:84af0d00 ** 10 printk messages dropped ** [ 877.717948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 877.730532][ T32] 1d20: cd7a1000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 1 printk messages dropped ** [ 877.730652][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.730710][ T32] r5:80050013 r4:80239bb0 [ 877.730759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.730843][ T32] r4:82ac21e4 [ 877.730875][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.730941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.730973][ T32] r4:dff71dc0 [ 877.731040][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.731153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.731238][ T32] r4:00000000 [ 877.731293][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.731394][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.731449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.731566][ T32] r5:00001000 r4:dfb07000 [ 877.731616][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.731706][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.731758][ T32] r5:8455378c r4:84553400 [ 877.731806][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.731892][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.731960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.732021][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.732047][ T32] r4:8483a980 [ 877.732089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.732144][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.732170][ T32] r4:00000001 [ 877.732191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.732230][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.732316][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.732384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.732419][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.732456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.732485][ T32] r4:84839400 [ 877.732518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.732564][ T32] INFO: task kworker/1:284:3794 blocked for more than 454 seconds. [ 877.732617][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.732650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.732677][ T32] task:kworker/1:284 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.732780][ T32] Workqueue: events bpf_prog_free_deferred [ 877.732856][ T32] Call trace: [ 877.732901][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.732956][ T32] r10:8291a684 r9:e0691d84 r8:00000002 r7:60000113 r6:e0691d8c r5:84b5b000 [ 877.732984][ T32] r4:84b5b000 [ 877.733007][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.733056][ T32] r5:84b5b000 r4:8291a680 [ 877.733078][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.733121][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.733168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 [ 877.733193][ T32] r4:00000000 [ 877.733216][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.733253][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.733320][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.733400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850330c0 [ 877.733457][ T32] r4:00000000 [ 877.733487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.733548][ T32] r9:83018205 r8:84b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 877.733578][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.733625][ T32] r5:00001000 r4:dfa0b000 [ 877.733650][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.733693][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.733737][ T32] r5:848a838c r4:848a8000 [ 877.733763][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.733815][ T32] r7:ddde2d80 r6:83018200 r5:848a838c r4:84af0d80 [ 877.733838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.733889][ T32] r10:61c88647 r9:84b5b000 r8:84af0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.733915][ T32] r4:84af0d80 [ 877.733936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.733984][ T32] r10:00000000 r9:84af0d80 r8:80287e08 r7:e04dde60 r6:84883700 r5:84b5b000 [ 877.734011][ T32] r4:00000001 [ 877.734041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.734079][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 877.734108][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 877.734237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.734865][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 877.735188][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 877.735382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 11 printk messages dropped ** [ 877.735838][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 877.736209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 877.736731][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000013 r6:e069dd8c r5:84b5bc00 ** 9 printk messages dropped ** [ 877.737111][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 877.737437][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 877.737720][ T32] r10:61c88647 r9:84b5bc00 r8:84af0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 877.737946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.737988][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 877.738040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 877.738091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.738124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.738155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.738180][ T32] r4:85033080 [ 877.738303][ T32] INFO: task kworker/1:285:3795 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.738334][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.765863][ T32] Workqueue: events bpf_prog_free_deferred [ 877.766008][ T32] Call trace: [ 877.766083][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.766233][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.766304][ T32] r4:00000000 [ 877.766380][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.766471][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.766545][ T32] 1d20: cdc18000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.766614][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.766668][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.766727][ T32] r5:80050013 r4:80239bb0 [ 877.766780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.766871][ T32] r4:82ac21e4 [ 877.766932][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.767027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.767077][ T32] r4:dff71dc0 [ 877.767180][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.767303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.767359][ T32] r4:00000000 [ 877.767418][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.767533][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.767590][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.767686][ T32] r5:00001000 r4:dfb07000 [ 877.767715][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.767763][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.767834][ T32] r5:8455378c r4:84553400 [ 877.767894][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.767955][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.767983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.768035][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.768083][ T32] r4:8483a980 [ 877.768112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.768212][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.768330][ T32] r4:00000001 [ 877.783935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.784245][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.784367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.784442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.784520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.784599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.784656][ T32] r4:84839400 [ 877.784712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.784800][ T32] INFO: task kworker/1:286:3797 blocked for more than 454 seconds. [ 877.784896][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.784972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.785027][ T32] task:kworker/1:286 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.785150][ T32] Workqueue: events bpf_prog_free_deferred [ 877.785287][ T32] Call trace: [ 877.785377][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.785514][ T32] r10:8291a684 r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:84b5a400 [ 877.785580][ T32] r4:84b5a400 [ 877.785649][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.785785][ T32] r5:84b5a400 r4:8291a680 [ 877.785870][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.785971][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.786074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 877.786134][ T32] r4:00000000 [ 877.786188][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.786295][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.786397][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.786514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033540 [ 877.786596][ T32] r4:00000000 [ 877.786654][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.786767][ T32] r9:83018205 r8:84b5a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 877.786825][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.786931][ T32] r5:00001000 r4:dfb01000 [ 877.786985][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.787084][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.787184][ T32] r5:8439678c r4:84396400 [ 877.787264][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.787384][ T32] r7:ddde2d80 r6:83018200 r5:8439678c r4:84af0e80 [ 877.787439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.787560][ T32] r10:61c88647 r9:84b5a400 r8:84af0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.787619][ T32] r4:84af0e80 [ 877.787672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.787801][ T32] r10:00000000 r9:84af0e80 r8:80287e08 r7:e069de60 r6:84883800 r5:84b5a400 ** 5 printk messages dropped ** [ 877.788216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 877.794306][ T32] Call trace: ** 4 printk messages dropped ** [ 877.794752][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 877.795259][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 877.796058][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 877.797101][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.797164][ T32] r4:00000001 [ 877.797202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.797253][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.797318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.797389][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.797478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.797564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.797627][ T32] r4:84839400 [ 877.797685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.797757][ T32] INFO: task kworker/0:59:3801 blocked for more than 454 seconds. [ 877.797831][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.797903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.797970][ T32] task:kworker/0:59 state:D stack:0 pid:3801 tgid:3801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.798084][ T32] Workqueue: events bpf_prog_free_deferred [ 877.798195][ T32] Call trace: [ 877.798273][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.798333][ T32] r10:8291a684 r9:e05d1d84 r8:00000002 r7:60000113 r6:e05d1d8c r5:84b5d400 [ 877.798361][ T32] r4:84b5d400 [ 877.798384][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.812834][ T32] r5:84b5d400 r4:8291a680 [ 877.812913][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.812978][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.813027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d1e08 [ 877.813053][ T32] r4:00000000 [ 877.813075][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.813113][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.813153][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.813199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850356c0 [ 877.813240][ T32] r4:00000000 [ 877.813270][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.813324][ T32] r9:83018005 r8:84b5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 877.813350][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.813435][ T32] r5:00001000 r4:dfdb5000 [ 877.813463][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.813512][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.813609][ T32] r5:84396b8c r4:84396800 [ 877.813636][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.813690][ T32] r7:dddced80 r6:83018000 r5:84396b8c r4:84883880 [ 877.813713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.813762][ T32] r10:61c88647 r9:84b5d400 r8:848838ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 877.813787][ T32] r4:84883880 [ 877.813809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.813858][ T32] r10:00000000 r9:84883880 r8:80287e08 r7:e05d5e60 r6:84883900 r5:84b5d400 [ 877.813882][ T32] r4:00000001 [ 877.813930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.813975][ T32] Exception stack(0xe05d1fb0 to 0xe05d1ff8) [ 877.814007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.814054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.814089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.814120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.814169][ T32] r4:84555f40 [ 877.814479][ T32] INFO: task kworker/0:59:3801 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.814521][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.814646][ T32] Workqueue: events bpf_prog_free_deferred [ 877.814788][ T32] Call trace: [ 877.814828][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 877.814997][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 877.815199][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 877.815351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.815450][ T32] r4:00000000 [ 877.815476][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.815530][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.815553][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.815598][ T32] r5:00001000 r4:dfb07000 [ 877.815620][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.815686][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.815738][ T32] r5:8455378c r4:84553400 [ 877.815760][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.815810][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.815833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.815885][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.815910][ T32] r4:8483a980 [ 877.815930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.815983][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.816010][ T32] r4:00000001 [ 877.816043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.816085][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.816115][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.816145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.816173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.816210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.816255][ T32] r4:84839400 [ 877.816296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.816351][ T32] INFO: task kworker/1:287:3803 blocked for more than 454 seconds. [ 877.816389][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.816416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.816463][ T32] task:kworker/1:287 state:D stack:0 pid:3803 tgid:3803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.816547][ T32] Workqueue: events bpf_prog_free_deferred [ 877.816620][ T32] Call trace: [ 877.816676][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.816731][ T32] r10:8291a684 r9:e06a1d84 r8:00000002 r7:60000113 r6:e06a1d8c r5:84b5e000 [ 877.816756][ T32] r4:84b5e000 [ 877.816802][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.816852][ T32] r5:84b5e000 r4:8291a680 [ 877.816876][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 877.817145][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 877.817665][ T32] r5:848a8f8c r4:848a8c00 [ 877.817689][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 877.817834][ T32] r10:61c88647 r9:84b5e000 r8:84af0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 877.818257][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 877.839650][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 877.840740][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 877.841119][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 877.841548][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 877.842209][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 877.842889][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.843418][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 877.844112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 ** 5 printk messages dropped ** [ 877.844867][ T32] r4:00000000 ** 5 printk messages dropped ** [ 877.845570][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 877.845926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.846531][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 877.847402][ T32] Call trace: ** 4 printk messages dropped ** [ 877.847777][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 877.848149][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 877.879543][ T32] r4:00000000 ** 6 printk messages dropped ** [ 877.880158][ T32] r5:8455378c r4:84553400 ** 6 printk messages dropped ** [ 877.880735][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 5 printk messages dropped ** [ 877.881093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 877.881678][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.882208][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 877.882769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033900 ** 7 printk messages dropped ** [ 877.883369][ T32] r5:848a978c r4:848a9400 ** 2 printk messages dropped ** [ 877.883589][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 877.883738][ T32] r4:85030000 [ 877.883785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.883878][ T32] r10:00000000 r9:85030000 r8:80287e08 r7:e06b9e60 r6:84883a80 r5:85040c00 [ 877.883925][ T32] r4:00000001 [ 877.883973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.884045][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 877.884141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.884207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.884290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.884354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.884409][ T32] r4:850337c0 [ 877.884949][ T32] INFO: task kworker/1:289:3808 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.885021][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.885142][ T32] Workqueue: events bpf_prog_free_deferred [ 877.885341][ T32] Call trace: [ 877.885434][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.885549][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.885604][ T32] r4:00000000 [ 877.885654][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.885741][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.885803][ T32] 1d20: ce915000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.885864][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.885949][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.886024][ T32] r5:80050013 r4:80239bb0 [ 877.886075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.886162][ T32] r4:82ac21e4 [ 877.886207][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.886301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.886376][ T32] r4:dff71dc0 [ 877.886455][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.886551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.886603][ T32] r4:00000000 [ 877.886648][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.886743][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.886841][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.886935][ T32] r5:00001000 r4:dfb07000 [ 877.886981][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.887066][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.887153][ T32] r5:8455378c r4:84553400 [ 877.887192][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.887304][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.887352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.887448][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.887512][ T32] r4:8483a980 [ 877.887554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.887653][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.887760][ T32] r4:00000001 [ 877.887810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.887885][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.887938][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.888000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.888058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.888121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.888168][ T32] r4:84839400 [ 877.888213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.888313][ T32] INFO: task kworker/1:290:3809 blocked for more than 454 seconds. [ 877.888397][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.919098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.919298][ T32] task:kworker/1:290 state:D stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.919453][ T32] Workqueue: events bpf_prog_free_deferred [ 877.919609][ T32] Call trace: [ 877.919681][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.919797][ T32] r10:8291a684 r9:e06cdd84 r8:00000002 r7:60000013 r6:e06cdd8c r5:85041800 [ 877.919848][ T32] r4:85041800 [ 877.919896][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.919989][ T32] r5:85041800 r4:8291a680 [ 877.920028][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.920111][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.920202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 877.920285][ T32] r4:00000000 [ 877.920335][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.920418][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.920507][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.920597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033f40 [ 877.920644][ T32] r4:00000000 [ 877.920695][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.920792][ T32] r9:83018205 r8:85041800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.920839][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 877.921084][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.921207][ T32] r5:848aa78c r4:848aa400 ** 1 printk messages dropped ** [ 877.921356][ T32] r7:ddde2d80 r6:83018200 r5:848aa78c r4:85030080 ** 4 printk messages dropped ** [ 877.921735][ T32] r10:00000000 r9:85030080 r8:80287e08 r7:e06c9e60 r6:84883b00 r5:85041800 ** 6 printk messages dropped ** [ 877.922177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 877.923365][ T32] r4:00000000 ** 2 printk messages dropped ** [ 877.923560][ T32] 1d20: cecd5000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 877.924128][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 877.924592][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 877.925256][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 877.925592][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 877.925907][ T32] r4:84839400 ** 5 printk messages dropped ** [ 877.926408][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 877.926904][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 877.927450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033a80 ** 7 printk messages dropped ** [ 877.928054][ T32] r5:848a9b8c r4:848a9800 ** 2 printk messages dropped ** [ 877.928254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 877.956532][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 877.957436][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 877.958257][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 877.963627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 8 printk messages dropped ** [ 877.964372][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 877.965097][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 877.965422][ T32] r4:84839400 ** 5 printk messages dropped ** [ 877.965847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 877.966338][ T32] r5:85040000 r4:8291a680 [ 877.966381][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.966462][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.966560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 [ 877.966610][ T32] r4:00000000 [ 877.966651][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.966740][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.966817][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.966908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033b40 [ 877.966960][ T32] r4:00000000 [ 877.967001][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.967094][ T32] r9:83018205 r8:85040000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 877.967145][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.967231][ T32] r5:00001000 r4:dfd5d000 [ 877.967274][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.967358][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.967444][ T32] r5:848a9f8c r4:848a9c00 [ 877.967508][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.967610][ T32] r7:ddde2d80 r6:83018200 r5:848a9f8c r4:85030180 [ 877.967652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.967780][ T32] r10:61c88647 r9:85040000 r8:850301ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.967837][ T32] r4:85030180 [ 877.967878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.967972][ T32] r10:00000000 r9:85030180 r8:80287e08 r7:e06cde60 r6:84883c00 r5:85040000 [ 877.968024][ T32] r4:00000001 [ 877.968064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.968164][ T32] Exception stack(0xe06d9fb0 to 0xe06d9ff8) [ 877.968226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 877.968315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.968375][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.989201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.989313][ T32] r4:850339c0 [ 877.989770][ T32] INFO: task kworker/1:292:3812 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 877.989848][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.990009][ T32] Workqueue: events bpf_prog_free_deferred [ 877.990146][ T32] Call trace: [ 877.990224][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 877.990353][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 877.990404][ T32] r4:00000000 [ 877.990454][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 877.990542][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 877.990603][ T32] 1d20: cf476000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 877.990671][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 877.990726][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 877.990777][ T32] r5:80050013 r4:80239bb0 [ 877.990826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 877.990914][ T32] r4:82ac21e4 [ 877.990960][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 877.991076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 877.991137][ T32] r4:dff71dc0 [ 877.991182][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.991275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 877.991323][ T32] r4:00000000 [ 877.991391][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.991501][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 877.991557][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.991666][ T32] r5:00001000 r4:dfb07000 [ 877.991716][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.991797][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.991883][ T32] r5:8455378c r4:84553400 [ 877.991932][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.992029][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 877.992099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.992195][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.992245][ T32] r4:8483a980 [ 877.992315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.992411][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 877.992455][ T32] r4:00000001 [ 877.992530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 877.992674][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 877.992731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 877.992795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 877.992863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 877.992931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 877.992973][ T32] r4:84839400 [ 877.993026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 877.993083][ T32] INFO: task kworker/1:293:3814 blocked for more than 455 seconds. [ 877.993151][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 877.993199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 877.993268][ T32] task:kworker/1:293 state:D stack:0 pid:3814 tgid:3814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 877.993367][ T32] Workqueue: events bpf_prog_free_deferred [ 877.993470][ T32] Call trace: [ 877.993550][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 877.993650][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:85044800 [ 877.993702][ T32] r4:85044800 [ 877.993743][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 877.993828][ T32] r5:85044800 r4:8291a680 [ 877.993870][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 877.993950][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 877.994042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 877.994095][ T32] r4:00000000 [ 877.994134][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 877.994211][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 877.994290][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 877.994413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85033d40 [ 877.994471][ T32] r4:00000000 [ 877.994514][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 877.994609][ T32] r9:83018205 r8:85044800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 877.994660][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 877.994747][ T32] r5:00001000 r4:dfd85000 [ 877.994790][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 877.994872][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 877.994963][ T32] r5:848aa38c r4:848aa000 [ 877.995007][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 877.995113][ T32] r7:ddde2d80 r6:83018200 r5:848aa38c r4:85030200 [ 877.995162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 877.995265][ T32] r10:61c88647 r9:85044800 r8:8503022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 877.995346][ T32] r4:85030200 [ 877.995401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 877.995510][ T32] r10:00000000 r9:85030200 r8:80287e08 r7:e06cde60 r6:84883c80 r5:85044800 [ 877.995566][ T32] r4:00000001 [ 877.995614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 877.995927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 877.996784][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 877.997299][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 877.997855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 7 printk messages dropped ** [ 878.019095][ T32] r5:8455378c r4:84553400 ** 4 printk messages dropped ** [ 878.019462][ T32] r4:8483a980 ** 1 printk messages dropped ** [ 878.019655][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.019758][ T32] r4:00000001 [ 878.019809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.019891][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.019948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.020027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.020091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.020148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.020221][ T32] r4:84839400 [ 878.020305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.020366][ T32] INFO: task kworker/0:60:3817 blocked for more than 455 seconds. [ 878.020428][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.020500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.020552][ T32] task:kworker/0:60 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.020651][ T32] Workqueue: events bpf_prog_free_deferred [ 878.020743][ T32] Call trace: [ 878.020807][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.020910][ T32] r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:85043000 [ 878.020963][ T32] r4:85043000 [ 878.021006][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.021122][ T32] r5:85043000 r4:8291a680 [ 878.021209][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.021310][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.021402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e1e08 [ 878.021463][ T32] r4:00000000 [ 878.021517][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.021594][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.021698][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.021794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035c00 [ 878.021852][ T32] r4:00000000 [ 878.021895][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.022004][ T32] r9:83018005 r8:85043000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 878.022073][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.022177][ T32] r5:00001000 r4:dff89000 [ 878.022223][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.022328][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.022417][ T32] r5:8439778c r4:84397400 [ 878.022467][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.022564][ T32] r7:dddced80 r6:83018000 r5:8439778c r4:84883d00 [ 878.022609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.022707][ T32] r10:61c88647 r9:85043000 r8:84883d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.022764][ T32] r4:84883d00 [ 878.022803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.022896][ T32] r10:00000000 r9:84883d00 r8:80287e08 r7:e05d5e60 r6:84883d80 r5:85043000 [ 878.022953][ T32] r4:00000001 [ 878.022992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.023070][ T32] Exception stack(0xe05e1fb0 to 0xe05e1ff8) [ 878.023130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.023201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.023271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.023336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.023424][ T32] r4:85035680 [ 878.023857][ T32] INFO: task kworker/0:60:3817 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.023930][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.024116][ T32] Workqueue: events bpf_prog_free_deferred [ 878.024315][ T32] Call trace: [ 878.024419][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.024534][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.024590][ T32] r4:00000000 [ 878.024634][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.024726][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.024783][ T32] 1d20: cf54d000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.024850][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.024911][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.024963][ T32] r5:80050013 r4:80239bb0 [ 878.025013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.025128][ T32] r4:82ac21e4 [ 878.025193][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.025308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.025398][ T32] r4:dff71dc0 [ 878.025464][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.025694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.025954][ T32] r4:00000000 [ 878.026097][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.026303][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.026384][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 878.026597][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.027507][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.028016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.050978][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 878.051775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 ** 5 printk messages dropped ** [ 878.052300][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.052761][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.052854][ T32] r5:848aab8c r4:848aa800 [ 878.052919][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.053023][ T32] r7:ddde2d80 r6:83018200 r5:848aab8c r4:85030280 [ 878.053079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.053195][ T32] r10:61c88647 r9:85045400 r8:850302ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.053260][ T32] r4:85030280 [ 878.053307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.053407][ T32] r10:00000000 r9:85030280 r8:80287e08 r7:e06cde60 r6:84883e00 r5:85045400 [ 878.053460][ T32] r4:00000001 [ 878.053506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.053611][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 878.053689][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.053747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.053807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.053871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.053932][ T32] r4:85033e40 [ 878.054478][ T32] INFO: task kworker/1:294:3818 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.054558][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.054759][ T32] Workqueue: events bpf_prog_free_deferred [ 878.054861][ T32] Call trace: [ 878.054932][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.055038][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.055090][ T32] r4:00000000 [ 878.055141][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 878.055437][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 878.055822][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 878.056146][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 6 printk messages dropped ** [ 878.056711][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 878.057151][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.057397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.058001][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.089387][ T32] r5:85046000 r4:8291a680 ** 3 printk messages dropped ** [ 878.089799][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.090107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035b40 ** 7 printk messages dropped ** [ 878.090791][ T32] r5:8439738c r4:84397000 [ 878.090840][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 878.090985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.091356][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.091701][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 878.093277][ T32] 1d20: cfee9000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 9 printk messages dropped ** [ 878.093926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 878.094635][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 878.095054][ T32] r4:00000001 ** 1 printk messages dropped ** [ 878.095180][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.095239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.095310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.095364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.095463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.095533][ T32] r4:84839400 [ 878.095576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.095639][ T32] INFO: task kworker/1:295:3823 blocked for more than 455 seconds. [ 878.095705][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.095779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.095832][ T32] task:kworker/1:295 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.095931][ T32] Workqueue: events bpf_prog_free_deferred [ 878.096023][ T32] Call trace: [ 878.096091][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.096187][ T32] r10:8291a684 r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:85046c00 [ 878.096239][ T32] r4:85046c00 [ 878.096346][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.096481][ T32] r5:85046c00 r4:8291a680 [ 878.096543][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.096623][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.096713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 878.096771][ T32] r4:00000000 [ 878.096822][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.096900][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.096981][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.097065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3400 [ 878.097109][ T32] r4:00000000 [ 878.097161][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.097250][ T32] r9:83018205 r8:85046c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 878.097306][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.097395][ T32] r5:00001000 r4:e0167000 [ 878.097440][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.097519][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.097605][ T32] r5:848ab78c r4:848ab400 [ 878.097654][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.097747][ T32] r7:ddde2d80 r6:83018200 r5:848ab78c r4:85030300 [ 878.097790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.097885][ T32] r10:61c88647 r9:85046c00 r8:8503032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.097939][ T32] r4:85030300 [ 878.097980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.098077][ T32] r10:00000000 r9:85030300 r8:80287e08 r7:e06e5e60 r6:84883f80 r5:85046c00 [ 878.098130][ T32] r4:00000001 [ 878.098171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.098249][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 878.098316][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.098371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.123328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.123528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.123589][ T32] r4:85033fc0 [ 878.124139][ T32] INFO: task kworker/1:295:3823 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.124218][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.124400][ T32] Workqueue: events bpf_prog_free_deferred [ 878.124555][ T32] Call trace: [ 878.124622][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.124740][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.124795][ T32] r4:00000000 [ 878.124844][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.124984][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.125054][ T32] 1d20: cffdb000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.125120][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.125179][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.125236][ T32] r5:80050013 r4:80239bb0 [ 878.125302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.125392][ T32] r4:82ac21e4 [ 878.125443][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.125536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.125602][ T32] r4:dff71dc0 [ 878.125651][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.125772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.125831][ T32] r4:00000000 [ 878.125905][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.126012][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.126063][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.126152][ T32] r5:00001000 r4:dfb07000 [ 878.126194][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.126288][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.126380][ T32] r5:8455378c r4:84553400 [ 878.126430][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.126527][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.126576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.126674][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.126726][ T32] r4:8483a980 [ 878.126769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.126865][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 4 printk messages dropped ** [ 878.127187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.127545][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 878.127744][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.128316][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.147059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035f80 ** 7 printk messages dropped ** [ 878.147683][ T32] r5:84397f8c r4:84397c00 ** 1 printk messages dropped ** [ 878.147850][ T32] r7:dddced80 r6:83018000 r5:84397f8c r4:8491c000 ** 4 printk messages dropped ** [ 878.148185][ T32] r10:00000000 r9:8491c000 r8:80287e08 r7:e05e1e60 r6:8491c080 r5:85043c00 ** 5 printk messages dropped ** [ 878.156662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.157802][ T32] Call trace: ** 5 printk messages dropped ** [ 878.158289][ T32] 1d20: d024f000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 6 printk messages dropped ** [ 878.169579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.169652][ T32] r4:dff71dc0 [ 878.169695][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.169788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.169847][ T32] r4:00000000 [ 878.169889][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.169989][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.170092][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.170191][ T32] r5:00001000 r4:dfb07000 [ 878.170237][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.170331][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.170420][ T32] r5:8455378c r4:84553400 [ 878.170470][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.170597][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.170691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.170796][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.170856][ T32] r4:8483a980 [ 878.170901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.170999][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.171054][ T32] r4:00000001 [ 878.171099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.171184][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.171258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.171332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.171391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.171458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.171509][ T32] r4:84839400 [ 878.171560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.171650][ T32] INFO: task kworker/0:63:3828 blocked for more than 455 seconds. [ 878.171727][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.171781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.171832][ T32] task:kworker/0:63 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.171952][ T32] Workqueue: events bpf_prog_free_deferred [ 878.172047][ T32] Call trace: [ 878.172186][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.172351][ T32] r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84b58000 [ 878.172440][ T32] r4:84b58000 [ 878.172502][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.172594][ T32] r5:84b58000 r4:8291a680 [ 878.172638][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.172721][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.172811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 878.172878][ T32] r4:00000000 [ 878.172924][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.173002][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.173078][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.173166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85035d80 [ 878.173214][ T32] r4:00000000 [ 878.173273][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.173367][ T32] r9:83018005 r8:84b58000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 878.173414][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.173499][ T32] r5:00001000 r4:dff99000 [ 878.173564][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.173646][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.173729][ T32] r5:84397b8c r4:84397800 [ 878.173771][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.173869][ T32] r7:dddced80 r6:83018000 r5:84397b8c r4:8491c100 [ 878.173916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.174015][ T32] r10:61c88647 r9:84b58000 r8:8491c12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 878.174218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.174863][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.175289][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 878.175470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 9 printk messages dropped ** [ 878.175816][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.176137][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.176489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 878.176852][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84b5ec00 ** 5 printk messages dropped ** [ 878.177064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 ** 7 printk messages dropped ** [ 878.177358][ T32] r9:83018205 r8:84b5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 878.177576][ T32] r5:848aaf8c r4:848aac00 ** 3 printk messages dropped ** [ 878.177720][ T32] r10:61c88647 r9:84b5ec00 r8:850303ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.178031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.197448][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.197885][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 3 printk messages dropped ** [ 878.198063][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 878.198233][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 878.211629][ T32] r5:00001000 r4:dfb07000 ** 6 printk messages dropped ** [ 878.211937][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 878.212209][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.212248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.212318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.212348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.212395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.212426][ T32] r4:84839400 [ 878.212453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.212539][ T32] INFO: task kworker/0:64:3830 blocked for more than 455 seconds. [ 878.212583][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.212612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.212637][ T32] task:kworker/0:64 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.212699][ T32] Workqueue: events bpf_prog_free_deferred [ 878.212748][ T32] Call trace: [ 878.212783][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.212838][ T32] r10:8291a684 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:85058000 [ 878.212862][ T32] r4:85058000 [ 878.212884][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.212929][ T32] r5:85058000 r4:8291a680 [ 878.212952][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.213019][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.213072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 878.213098][ T32] r4:00000000 [ 878.213120][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.213157][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.213221][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.213283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850333c0 [ 878.213309][ T32] r4:00000000 [ 878.213355][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.213408][ T32] r9:83018005 r8:85058000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 878.213433][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.213476][ T32] r5:00001000 r4:dffcb000 [ 878.213497][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.213536][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.213581][ T32] r5:844b6b8c r4:844b6800 [ 878.213601][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.213647][ T32] r7:dddced80 r6:83018000 r5:844b6b8c r4:8491c280 [ 878.213683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.213739][ T32] r10:61c88647 r9:85058000 r8:8491c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.213763][ T32] r4:8491c280 [ 878.213783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.213832][ T32] r10:00000000 r9:8491c280 r8:80287e08 r7:e06b5e60 r6:8491c300 r5:85058000 [ 878.213855][ T32] r4:00000001 [ 878.213875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.213912][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 878.213941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.213972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.214041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.214096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.214126][ T32] r4:85035f40 [ 878.214467][ T32] INFO: task kworker/0:64:3830 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.214503][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.214568][ T32] Workqueue: events bpf_prog_free_deferred [ 878.214618][ T32] Call trace: [ 878.214679][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.214742][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.214794][ T32] r4:00000000 [ 878.214820][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.214889][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.214925][ T32] 1d20: d0b74000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.214959][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.214986][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.215036][ T32] r5:80050013 r4:80239bb0 [ 878.215064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.215109][ T32] r4:82ac21e4 [ 878.215132][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.215177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.215250][ T32] r4:dff71dc0 [ 878.215285][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.215331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.215355][ T32] r4:00000000 [ 878.215392][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.215449][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.215475][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.215519][ T32] r5:00001000 r4:dfb07000 [ 878.215541][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.215584][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.215627][ T32] r5:8455378c r4:84553400 [ 878.215648][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.215696][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.215734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.215791][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.215818][ T32] r4:8483a980 [ 878.215839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.215888][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.215912][ T32] r4:00000001 [ 878.215933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.215970][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.216011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.216047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.216104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.216144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.216169][ T32] r4:84839400 [ 878.216191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.216218][ T32] INFO: task kworker/0:65:3833 blocked for more than 455 seconds. [ 878.216252][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.216313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.216368][ T32] task:kworker/0:65 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.216425][ T32] Workqueue: events bpf_prog_free_deferred [ 878.216516][ T32] Call trace: [ 878.216557][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.216609][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:85058c00 [ 878.216634][ T32] r4:85058c00 [ 878.216655][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.216700][ T32] r5:85058c00 r4:8291a680 [ 878.216721][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.216761][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.216812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 878.216839][ T32] r4:00000000 [ 878.216958][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.217016][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.217058][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.217107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490aa40 [ 878.217148][ T32] r4:00000000 [ 878.217176][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.217230][ T32] r9:83018005 r8:85058c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 878.217269][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.217318][ T32] r5:00001000 r4:eaa51000 [ 878.217363][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.217416][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.217461][ T32] r5:84902f8c r4:84902c00 [ 878.217483][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.217549][ T32] r7:dddced80 r6:83018000 r5:84902f8c r4:8491c380 [ 878.217573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.217639][ T32] r10:61c88647 r9:85058c00 r8:8491c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.217784][ T32] r4:8491c380 [ 878.217818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.217872][ T32] r10:00000000 r9:8491c380 r8:80287e08 r7:e06f5e60 r6:8491c400 r5:85058c00 [ 878.217899][ T32] r4:00000001 [ 878.217993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.218037][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 878.218085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.218192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 878.218271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.229393][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 878.229919][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 878.229988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 878.230325][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 878.230895][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.231100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.231463][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.231776][ T32] r5:85059800 r4:8291a680 ** 3 printk messages dropped ** [ 878.231910][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.232048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031000 ** 7 printk messages dropped ** [ 878.232448][ T32] r5:8490038c r4:84900000 ** 1 printk messages dropped ** [ 878.232519][ T32] r7:dddced80 r6:83018000 r5:8490038c r4:8491c480 ** 4 printk messages dropped ** [ 878.232729][ T32] r10:00000000 r9:8491c480 r8:80287e08 r7:e06f9e60 r6:8491c500 r5:85059800 ** 6 printk messages dropped ** [ 878.233016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.233689][ T32] r4:00000000 ** 1 printk messages dropped ** [ 878.233753][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 878.233987][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 878.234200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 7 printk messages dropped ** [ 878.234529][ T32] r5:8455378c r4:84553400 ** 4 printk messages dropped ** [ 878.234720][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 878.234941][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.235133][ T32] r4:84839400 ** 4 printk messages dropped ** [ 878.235312][ T32] task:kworker/0:67 state:D stack:0 pid:3837 tgid:3837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.235362][ T32] Workqueue: events bpf_prog_free_deferred [ 878.235447][ T32] Call trace: [ 878.235487][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.235540][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000113 r6:e0705d8c r5:8505a400 [ 878.235614][ T32] r4:8505a400 [ 878.235640][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.235688][ T32] r5:8505a400 r4:8291a680 [ 878.235711][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.235762][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.235813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 878.235839][ T32] r4:00000000 [ 878.235861][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.235921][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.235969][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.236016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85031bc0 [ 878.236041][ T32] r4:00000000 [ 878.236070][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.236132][ T32] r9:83018005 r8:8505a400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 878.236160][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.236205][ T32] r5:00001000 r4:e0741000 [ 878.236226][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.236314][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.236379][ T32] r5:8490078c r4:84900400 [ 878.236406][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.236457][ T32] r7:dddced80 r6:83018000 r5:8490078c r4:8491c580 [ 878.236480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.236530][ T32] r10:61c88647 r9:8505a400 r8:8491c5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.236555][ T32] r4:8491c580 [ 878.236581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.236632][ T32] r10:00000000 r9:8491c580 r8:80287e08 r7:e06f9e60 r6:8491c600 r5:8505a400 [ 878.236656][ T32] r4:00000001 [ 878.236676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.236713][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 878.236740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.236770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.236800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.236831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.236854][ T32] r4:850310c0 [ 878.237032][ T32] INFO: task kworker/0:67:3837 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.237067][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.237131][ T32] Workqueue: events bpf_prog_free_deferred [ 878.237178][ T32] Call trace: [ 878.237261][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.237328][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.237357][ T32] r4:00000000 [ 878.237403][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.237466][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.237502][ T32] 1d20: d0b74000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.237534][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.237586][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.237616][ T32] r5:80050013 r4:80239bb0 [ 878.237641][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.237686][ T32] r4:82ac21e4 [ 878.237708][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.237776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.237830][ T32] r4:dff71dc0 [ 878.237855][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.237900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.237925][ T32] r4:00000000 [ 878.237946][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.237995][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.238019][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.238075][ T32] r5:00001000 r4:dfb07000 [ 878.238115][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.238181][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.238230][ T32] r5:8455378c r4:84553400 [ 878.238259][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.238312][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.238354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.238409][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.238484][ T32] r4:8483a980 [ 878.272868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.272977][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.273007][ T32] r4:00000001 [ 878.273047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.273094][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.273143][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.273179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.273208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.273262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.273292][ T32] r4:84839400 [ 878.273321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 878.273530][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.273761][ T32] r5:8505b000 r4:8291a680 ** 3 printk messages dropped ** [ 878.273915][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.274058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3340 ** 7 printk messages dropped ** [ 878.274356][ T32] r5:848ab38c r4:848ab000 ** 2 printk messages dropped ** [ 878.274458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 878.274648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.275297][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.275735][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 878.275916][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 878.276202][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.276488][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 4 printk messages dropped ** [ 878.276666][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.276866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.276890][ T32] r4:84839400 [ 878.276912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.276938][ T32] INFO: task kworker/1:298:3841 blocked for more than 455 seconds. [ 878.276967][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.276993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.277029][ T32] task:kworker/1:298 state:D stack:0 pid:3841 tgid:3841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.277099][ T32] Workqueue: events bpf_prog_free_deferred [ 878.277150][ T32] Call trace: [ 878.277200][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.277252][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000013 r6:e0715d8c r5:8505d400 [ 878.277300][ T32] r4:8505d400 [ 878.277328][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.277375][ T32] r5:8505d400 r4:8291a680 [ 878.277399][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.277439][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.277483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 878.277508][ T32] r4:00000000 [ 878.277529][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.277589][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.277653][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.277703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3500 [ 878.277728][ T32] r4:00000000 [ 878.277776][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.277828][ T32] r9:83018205 r8:8505d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 878.277854][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.277899][ T32] r5:00001000 r4:e01bb000 [ 878.277921][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.277963][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.278030][ T32] r5:848abb8c r4:848ab800 [ 878.278056][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.278104][ T32] r7:ddde2d80 r6:83018200 r5:848abb8c r4:85030480 [ 878.278139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.278193][ T32] r10:61c88647 r9:8505d400 r8:850304ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.278218][ T32] r4:85030480 [ 878.278239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.278294][ T32] r10:00000000 r9:85030480 r8:80287e08 r7:e06e9e60 r6:8491c700 r5:8505d400 [ 878.278320][ T32] r4:00000001 [ 878.278340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.278452][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 878.289619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.289664][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.289696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.289754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.289786][ T32] r4:84bf3540 [ 878.290052][ T32] INFO: task kworker/1:298:3841 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.290087][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.290155][ T32] Workqueue: events bpf_prog_free_deferred [ 878.290211][ T32] Call trace: [ 878.290245][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.290313][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.290339][ T32] r4:00000000 [ 878.290361][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.290403][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.290436][ T32] 1d20: d131b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.290467][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.290495][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.290521][ T32] r5:80050013 r4:80239bb0 [ 878.290543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.290587][ T32] r4:82ac21e4 [ 878.290609][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.290655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.290679][ T32] r4:dff71dc0 [ 878.290712][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.290764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.290789][ T32] r4:00000000 [ 878.290809][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.290871][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.290899][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.290962][ T32] r5:00001000 r4:dfb07000 [ 878.290991][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.291038][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.291101][ T32] r5:8455378c r4:84553400 [ 878.291128][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.291181][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.291227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.291311][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.291356][ T32] r4:8483a980 [ 878.291382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.291432][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.291484][ T32] r4:00000001 [ 878.291512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.291552][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.291621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.291658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.291687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.291718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.291744][ T32] r4:84839400 [ 878.291766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.291805][ T32] INFO: task kworker/1:299:3843 blocked for more than 455 seconds. [ 878.291839][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.291866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.291888][ T32] task:kworker/1:299 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.291937][ T32] Workqueue: events bpf_prog_free_deferred [ 878.291980][ T32] Call trace: [ 878.292026][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.292098][ T32] r10:8291a684 r9:e071dd84 r8:00000002 r7:60000013 r6:e071dd8c r5:8505c800 [ 878.292128][ T32] r4:8505c800 [ 878.292150][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 878.292217][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.292494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3b00 ** 7 printk messages dropped ** [ 878.292791][ T32] r5:848acb8c r4:848ac800 ** 1 printk messages dropped ** [ 878.292859][ T32] r7:ddde2d80 r6:83018200 r5:848acb8c r4:85030500 ** 4 printk messages dropped ** [ 878.293030][ T32] r10:00000000 r9:85030500 r8:80287e08 r7:e0715e60 r6:8491c780 r5:8505c800 ** 6 printk messages dropped ** [ 878.293227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.293749][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.293900][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 878.294165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 9 printk messages dropped ** [ 878.294506][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 878.294885][ T32] r4:00000001 ** 1 printk messages dropped ** [ 878.294993][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.295040][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.295096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.295130][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.295161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.295210][ T32] r4:84839400 [ 878.295250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.295302][ T32] INFO: task kworker/1:300:3844 blocked for more than 455 seconds. [ 878.295345][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.295371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.295394][ T32] task:kworker/1:300 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.295472][ T32] Workqueue: events bpf_prog_free_deferred [ 878.295579][ T32] Call trace: [ 878.295649][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.295706][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c r5:8505e000 [ 878.295733][ T32] r4:8505e000 [ 878.295754][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.295798][ T32] r5:8505e000 r4:8291a680 [ 878.295818][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.295858][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.295903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 878.295928][ T32] r4:00000000 [ 878.295950][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.295992][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.296030][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.296075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf36c0 [ 878.296099][ T32] r4:00000000 [ 878.296120][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.296166][ T32] r9:83018205 r8:8505e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 878.296240][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.296308][ T32] r5:00001000 r4:e04cf000 [ 878.296362][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.296411][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.296456][ T32] r5:848abf8c r4:848abc00 [ 878.296477][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.296523][ T32] r7:ddde2d80 r6:83018200 r5:848abf8c r4:85030580 [ 878.296545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.296593][ T32] r10:61c88647 r9:8505e000 r8:850305ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.296617][ T32] r4:85030580 [ 878.296637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.296683][ T32] r10:00000000 r9:85030580 r8:80287e08 r7:e071de60 r6:8491c800 r5:8505e000 [ 878.296709][ T32] r4:00000001 [ 878.296730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.296768][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 878.296797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.296826][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.296868][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.296905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.296930][ T32] r4:84bf35c0 [ 878.297050][ T32] INFO: task kworker/1:300:3844 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.297108][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.297196][ T32] Workqueue: events bpf_prog_free_deferred [ 878.297248][ T32] Call trace: [ 878.297296][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.297352][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.297378][ T32] r4:00000000 [ 878.297398][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.297439][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.297482][ T32] 1d20: d131b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.297517][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.297544][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.297573][ T32] r5:80050013 r4:80239bb0 [ 878.297618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.297667][ T32] r4:82ac21e4 [ 878.297689][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.297732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.297756][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 878.297845][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.298089][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.317147][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.317461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.317736][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.318056][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 878.330925][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.331132][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.331236][ T32] r5:848ac38c r4:848ac000 [ 878.331269][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.331323][ T32] r7:ddde2d80 r6:83018200 r5:848ac38c r4:85030600 [ 878.331346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.331396][ T32] r10:61c88647 r9:844b8000 r8:8503062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.331434][ T32] r4:85030600 [ 878.331489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.331549][ T32] r10:00000000 r9:85030600 r8:80287e08 r7:e071de60 r6:8491c880 r5:844b8000 [ 878.331575][ T32] r4:00000001 [ 878.331596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.331635][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 878.331665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.331696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.331725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.331756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.331780][ T32] r4:84bf35c0 [ 878.332043][ T32] INFO: task kworker/1:301:3846 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.332096][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.332166][ T32] Workqueue: events bpf_prog_free_deferred [ 878.332234][ T32] Call trace: [ 878.332294][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.332354][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.332380][ T32] r4:00000000 [ 878.332403][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.332445][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.332477][ T32] 1d20: d1bdd000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.332508][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.332538][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.332572][ T32] r5:80050013 r4:80239bb0 [ 878.332607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.332651][ T32] r4:82ac21e4 [ 878.332673][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.332724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.332763][ T32] r4:dff71dc0 [ 878.332790][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.332843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.332869][ T32] r4:00000000 [ 878.332906][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.332959][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.332991][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.333040][ T32] r5:00001000 r4:dfb07000 [ 878.333062][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.333103][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.333148][ T32] r5:8455378c r4:84553400 [ 878.333170][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.333220][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.333244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 878.333343][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 878.333509][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.333648][ T32] r4:84839400 ** 2 printk messages dropped ** [ 878.333730][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.333756][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.333778][ T32] task:kworker/1:302 state:D stack:0 pid:3848 tgid:3848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.333829][ T32] Workqueue: events bpf_prog_free_deferred [ 878.333872][ T32] Call trace: [ 878.333948][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.333999][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:84bed400 [ 878.334024][ T32] r4:84bed400 [ 878.334045][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.334090][ T32] r5:84bed400 r4:8291a680 [ 878.334112][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.334152][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.334219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 878.334276][ T32] r4:00000000 [ 878.334302][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.334342][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.334378][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.334444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3900 [ 878.334482][ T32] r4:00000000 [ 878.334503][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.334550][ T32] r9:83018205 r8:84bed400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 878.334573][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.334616][ T32] r5:00001000 r4:e0693000 [ 878.334637][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.334677][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.334720][ T32] r5:848ac78c r4:848ac400 [ 878.334742][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.334789][ T32] r7:ddde2d80 r6:83018200 r5:848ac78c r4:85030680 [ 878.334813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.334862][ T32] r10:61c88647 r9:84bed400 r8:850306ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.334886][ T32] r4:85030680 [ 878.334906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.334953][ T32] r10:00000000 r9:85030680 r8:80287e08 r7:e071de60 r6:85030700 r5:84bed400 [ 878.334978][ T32] r4:00000001 [ 878.334998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.335057][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) ** 3 printk messages dropped ** [ 878.335250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.335660][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 5 printk messages dropped ** [ 878.335911][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 878.336110][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 878.336431][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.336629][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 878.336875][ T32] r4:00000001 ** 2 printk messages dropped ** [ 878.336960][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 878.337157][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.337182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.337204][ T32] task:kworker/1:303 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.337276][ T32] Workqueue: events bpf_prog_free_deferred [ 878.337321][ T32] Call trace: [ 878.337355][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.337404][ T32] r10:8291a684 r9:e0739d84 r8:00000002 r7:60000013 r6:e0739d8c r5:84bebc00 [ 878.337429][ T32] r4:84bebc00 [ 878.337449][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.337493][ T32] r5:84bebc00 r4:8291a680 [ 878.337515][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.337555][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.337599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 878.337625][ T32] r4:00000000 [ 878.337647][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.337683][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.337718][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.337760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3cc0 [ 878.337784][ T32] r4:00000000 [ 878.337820][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.337875][ T32] r9:83018205 r8:84bebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 878.337905][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.337951][ T32] r5:00001000 r4:e073b000 [ 878.337994][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.338041][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.338085][ T32] r5:848acf8c r4:848acc00 [ 878.338107][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.338165][ T32] r7:ddde2d80 r6:83018200 r5:848acf8c r4:85030780 [ 878.338191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.338241][ T32] r10:61c88647 r9:84bebc00 r8:850307ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.338270][ T32] r4:85030780 [ 878.338304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.338378][ T32] r10:00000000 r9:85030780 r8:80287e08 r7:e071de60 r6:85030800 r5:84bebc00 ** 1 printk messages dropped ** [ 878.347706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.348707][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 878.349354][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 878.349715][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.350132][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 878.350538][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 878.350777][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.350984][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.351463][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.351829][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.352134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3c80 ** 7 printk messages dropped ** [ 878.352613][ T32] r5:848ad38c r4:848ad000 ** 2 printk messages dropped ** [ 878.352709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 878.352963][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.353380][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.353908][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 878.354142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 10 printk messages dropped ** [ 878.355029][ T32] r5:8455378c r4:84553400 ** 4 printk messages dropped ** [ 878.355251][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 878.355439][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.355662][ T32] r4:84839400 ** 2 printk messages dropped ** [ 878.355790][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 878.355843][ T32] task:kworker/1:305 state:D stack:0 pid:3855 tgid:3855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.355915][ T32] Workqueue: events bpf_prog_free_deferred [ 878.355967][ T32] Call trace: [ 878.356002][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.356056][ T32] r10:8291a684 r9:e04f5d84 r8:00000002 r7:60000013 r6:e04f5d8c r5:84bec800 [ 878.356084][ T32] r4:84bec800 [ 878.356107][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.356162][ T32] r5:84bec800 r4:8291a680 [ 878.356211][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.356322][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.356423][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f5e08 [ 878.356471][ T32] r4:00000000 [ 878.356506][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.356558][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.356595][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.356639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84908040 [ 878.356668][ T32] r4:00000000 [ 878.356692][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.356743][ T32] r9:83018205 r8:84bec800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 878.356768][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.356825][ T32] r5:00001000 r4:dfb49000 [ 878.356897][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.357003][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.357068][ T32] r5:848ad78c r4:848ad400 [ 878.357091][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.357139][ T32] r7:ddde2d80 r6:83018200 r5:848ad78c r4:85030a00 [ 878.357215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.357330][ T32] r10:61c88647 r9:84bec800 r8:85030a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.357361][ T32] r4:85030a00 [ 878.357384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.357458][ T32] r10:00000000 r9:85030a00 r8:80287e08 r7:e070de60 r6:85030a80 r5:84bec800 [ 878.357539][ T32] r4:00000001 [ 878.357565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.357604][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) [ 878.357636][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.357667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.357698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.357731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.357756][ T32] r4:84bf3b80 [ 878.357954][ T32] INFO: task kworker/1:305:3855 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.357995][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.358114][ T32] Workqueue: events bpf_prog_free_deferred [ 878.358205][ T32] Call trace: [ 878.358239][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.358304][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.358331][ T32] r4:00000000 [ 878.358353][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.358470][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.383107][ T32] 1d20: d20a6000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.383183][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.383219][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.383251][ T32] r5:80050013 r4:80239bb0 [ 878.383303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.383389][ T32] r4:82ac21e4 [ 878.383424][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.383475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.383522][ T32] r4:dff71dc0 [ 878.383557][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.383631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.383663][ T32] r4:00000000 [ 878.383686][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.383748][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.383801][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.383856][ T32] r5:00001000 r4:dfb07000 [ 878.383903][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.383953][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.384005][ T32] r5:8455378c r4:84553400 [ 878.384061][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.384117][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.384143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.384219][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.384286][ T32] r4:8483a980 [ 878.384341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.384459][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.384513][ T32] r4:00000001 [ 878.384562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.384651][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.384715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.384777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.384856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.384926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.384979][ T32] r4:84839400 [ 878.385027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.385091][ T32] INFO: task kworker/1:306:3859 blocked for more than 455 seconds. [ 878.385161][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.385295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.385330][ T32] task:kworker/1:306 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.385447][ T32] Workqueue: events bpf_prog_free_deferred [ 878.385561][ T32] Call trace: [ 878.385601][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.385659][ T32] r10:8291a684 r9:e0735d84 r8:00000002 r7:60000013 r6:e0735d8c r5:84bee000 [ 878.385686][ T32] r4:84bee000 [ 878.385717][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.385767][ T32] r5:84bee000 r4:8291a680 [ 878.385815][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 878.385996][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 ** 8 printk messages dropped ** [ 878.386341][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.386495][ T32] r5:848adf8c r4:848adc00 ** 3 printk messages dropped ** [ 878.386638][ T32] r10:61c88647 r9:84bee000 r8:85030b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 878.387224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.387887][ T32] Call trace: ** 5 printk messages dropped ** [ 878.388125][ T32] 1d20: d20a6000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 878.406414][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.406756][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 878.407289][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.407705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 878.408099][ T32] task:kworker/1:307 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.408289][ T32] Workqueue: events bpf_prog_free_deferred [ 878.408383][ T32] Call trace: [ 878.408501][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.423445][ T32] r10:8291a684 r9:e0749d84 r8:00000002 r7:60000013 r6:e0749d8c r5:84a7d400 [ 878.423523][ T32] r4:84a7d400 [ 878.423554][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.423631][ T32] r5:84a7d400 r4:8291a680 [ 878.423656][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.423724][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.423810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0749e08 [ 878.423855][ T32] r4:00000000 [ 878.423898][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.423978][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.424049][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.424144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84908140 [ 878.424185][ T32] r4:00000000 [ 878.424210][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.424326][ T32] r9:83018205 r8:84a7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 878.424369][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.424440][ T32] r5:00001000 r4:dfb95000 [ 878.424472][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.424523][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.424569][ T32] r5:848adb8c r4:848ad800 [ 878.424591][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.424643][ T32] r7:ddde2d80 r6:83018200 r5:848adb8c r4:85030c00 [ 878.424668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.424744][ T32] r10:61c88647 r9:84a7d400 r8:85030c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.424798][ T32] r4:85030c00 [ 878.424851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.424905][ T32] r10:00000000 r9:85030c00 r8:80287e08 r7:e0735e60 r6:85030c80 r5:84a7d400 [ 878.424955][ T32] r4:00000001 [ 878.424981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.425023][ T32] Exception stack(0xe0749fb0 to 0xe0749ff8) [ 878.425056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.425086][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.425155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.425200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.425233][ T32] r4:84908100 [ 878.425577][ T32] INFO: task kworker/1:307:3861 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.425615][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.425710][ T32] Workqueue: events bpf_prog_free_deferred [ 878.425764][ T32] Call trace: [ 878.425829][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.425909][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.425939][ T32] r4:00000000 [ 878.425966][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.426013][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.426046][ T32] 1d20: d27cd000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.426103][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.426161][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.426218][ T32] r5:80050013 r4:80239bb0 [ 878.426274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.426326][ T32] r4:82ac21e4 [ 878.426352][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.426405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.426437][ T32] r4:dff71dc0 [ 878.426460][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.426510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.426536][ T32] r4:00000000 [ 878.426573][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.426628][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.426651][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.426721][ T32] r5:00001000 r4:dfb07000 [ 878.426769][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.426828][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.426878][ T32] r5:8455378c r4:84553400 [ 878.426901][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.426952][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.426976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.427025][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 878.427227][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.427385][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 878.427829][ T32] task:kworker/1:308 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 878.428149][ T32] r5:84b90000 r4:8291a680 ** 2 printk messages dropped ** [ 878.428304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 ** 7 printk messages dropped ** [ 878.436589][ T32] r9:83018205 r8:84b90000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 5 printk messages dropped ** [ 878.436850][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 878.437169][ T32] r4:00000001 ** 5 printk messages dropped ** [ 878.437432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.438191][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 878.449116][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 878.449460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 8 printk messages dropped ** [ 878.449768][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 878.450052][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.450173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.450486][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.450741][ T32] r5:84b90c00 r4:8291a680 ** 5 printk messages dropped ** [ 878.450927][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 878.451279][ T32] r5:00001000 r4:dfc61000 ** 2 printk messages dropped ** [ 878.451384][ T32] r5:848aeb8c r4:848ae800 ** 3 printk messages dropped ** [ 878.451561][ T32] r10:61c88647 r9:84b90c00 r8:8491c92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 878.451904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.452537][ T32] Call trace: ** 5 printk messages dropped ** [ 878.452742][ T32] 1d20: d2a1e000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 2 printk messages dropped ** [ 878.452828][ T32] r5:80050013 r4:80239bb0 [ 878.452850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.452893][ T32] r4:82ac21e4 [ 878.452914][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.452958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.452981][ T32] r4:dff71dc0 [ 878.453015][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.453076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.453106][ T32] r4:00000000 [ 878.453129][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.453179][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.453203][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.453257][ T32] r5:00001000 r4:dfb07000 [ 878.453281][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.453323][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.453389][ T32] r5:8455378c r4:84553400 [ 878.453416][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.453467][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.453491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.453543][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.453568][ T32] r4:8483a980 [ 878.453588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.453657][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.453689][ T32] r4:00000001 [ 878.453711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.453749][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.453777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.453808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.453858][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.453894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.453918][ T32] r4:84839400 [ 878.453940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.453967][ T32] INFO: task kworker/1:309:3866 blocked for more than 455 seconds. [ 878.454002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.454027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.454051][ T32] task:kworker/1:309 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.454121][ T32] Workqueue: events bpf_prog_free_deferred [ 878.454165][ T32] Call trace: [ 878.454226][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.454291][ T32] r10:8291a684 r9:e0569d84 r8:00000002 r7:60000013 r6:e0569d8c r5:84b91800 [ 878.454349][ T32] r4:84b91800 [ 878.454378][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.454447][ T32] r5:84b91800 r4:8291a680 [ 878.454473][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.454539][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.454592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0569e08 [ 878.454619][ T32] r4:00000000 [ 878.454640][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.454676][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.454714][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.454757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84908780 [ 878.454780][ T32] r4:00000000 [ 878.454801][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.454846][ T32] r9:83018205 r8:84b91800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 878.454870][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.454912][ T32] r5:00001000 r4:dfc25000 [ 878.454971][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.455017][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.455063][ T32] r5:848ae78c r4:848ae400 [ 878.455085][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.455133][ T32] r7:ddde2d80 r6:83018200 r5:848ae78c r4:85030e00 [ 878.455155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.455224][ T32] r10:61c88647 r9:84b91800 r8:85030e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.455260][ T32] r4:85030e00 [ 878.455302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.455354][ T32] r10:00000000 r9:85030e00 r8:80287e08 r7:e0565e60 r6:85030f00 r5:84b91800 [ 878.455379][ T32] r4:00000001 [ 878.455400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.455440][ T32] Exception stack(0xe0569fb0 to 0xe0569ff8) [ 878.455469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.455501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.455530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.455561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.455586][ T32] r4:849084c0 [ 878.455778][ T32] INFO: task kworker/1:309:3866 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.455816][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.455876][ T32] Workqueue: events bpf_prog_free_deferred [ 878.455923][ T32] Call trace: [ 878.455955][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.456008][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.456035][ T32] r4:00000000 [ 878.456060][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.456102][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.456145][ T32] 1d20: d2a1e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.456183][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.456213][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.456248][ T32] r5:80050013 r4:80239bb0 [ 878.456300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.456348][ T32] r4:82ac21e4 [ 878.456371][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.456438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.456467][ T32] r4:dff71dc0 [ 878.456488][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.456536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.456560][ T32] r4:00000000 [ 878.456581][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.456627][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.456683][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.456732][ T32] r5:00001000 r4:dfb07000 [ 878.456754][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.456810][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.456860][ T32] r5:8455378c r4:84553400 [ 878.456883][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.456932][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 1 printk messages dropped ** [ 878.457008][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.457360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.457722][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.458043][ T32] r5:84b92400 r4:8291a680 ** 3 printk messages dropped ** [ 878.458175][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.458323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84908b80 ** 6 printk messages dropped ** [ 878.480771][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 878.481174][ T32] r10:61c88647 r9:84b92400 r8:85030fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 878.481774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 878.482517][ T32] Call trace: ** 4 printk messages dropped ** [ 878.482806][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 2 printk messages dropped ** [ 878.482895][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.482921][ T32] r5:80050013 r4:80239bb0 [ 878.482943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.482989][ T32] r4:82ac21e4 [ 878.483027][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.483079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.483105][ T32] r4:dff71dc0 [ 878.483126][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.483171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.483195][ T32] r4:00000000 [ 878.483218][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.483309][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.483337][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.483433][ T32] r5:00001000 r4:dfb07000 [ 878.483486][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.483541][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.483590][ T32] r5:8455378c r4:84553400 [ 878.483611][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.483687][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.483716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.483767][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.483792][ T32] r4:8483a980 [ 878.483812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.483859][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.483942][ T32] r4:00000001 [ 878.483968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.484006][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.484083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.484120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.484150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.484212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.484246][ T32] r4:84839400 [ 878.484325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.484364][ T32] INFO: task kworker/0:69:3870 blocked for more than 455 seconds. [ 878.484402][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.484475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.484518][ T32] task:kworker/0:69 state:D stack:0 pid:3870 tgid:3870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.484578][ T32] Workqueue: events bpf_prog_free_deferred [ 878.484665][ T32] Call trace: [ 878.484710][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.484763][ T32] r10:8291a684 r9:e074dd84 r8:00000002 r7:60000113 r6:e074dd8c r5:84b93c00 [ 878.484787][ T32] r4:84b93c00 [ 878.484809][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.484855][ T32] r5:84b93c00 r4:8291a680 [ 878.484876][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.484916][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.484962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 878.484986][ T32] r4:00000000 [ 878.485032][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.485077][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.485119][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.485164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848322c0 [ 878.485189][ T32] r4:00000000 [ 878.485210][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.485374][ T32] r9:83018005 r8:84b93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 878.485402][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.485448][ T32] r5:00001000 r4:dfe77000 [ 878.485468][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.485509][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.485553][ T32] r5:84900f8c r4:84900c00 [ 878.485607][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.485673][ T32] r7:dddced80 r6:83018000 r5:84900f8c r4:8491c980 [ 878.485709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.485761][ T32] r10:61c88647 r9:84b93c00 r8:8491c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.485787][ T32] r4:8491c980 [ 878.485808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.485886][ T32] r10:00000000 r9:8491c980 r8:80287e08 r7:e06f9e60 r6:847e3000 r5:84b93c00 [ 878.485925][ T32] r4:00000001 [ 878.485947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.486026][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 878.486114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.486200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.486250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.486315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.486365][ T32] r4:85031e80 [ 878.486554][ T32] INFO: task kworker/0:69:3870 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.486589][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.486652][ T32] Workqueue: events bpf_prog_free_deferred [ 878.486731][ T32] Call trace: [ 878.486766][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.486837][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.486868][ T32] r4:00000000 [ 878.486890][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.486932][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.486963][ T32] 1d20: d2cf6000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.487016][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.487049][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.487077][ T32] r5:80050013 r4:80239bb0 [ 878.487098][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.487142][ T32] r4:82ac21e4 [ 878.487164][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.487209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.487232][ T32] r4:dff71dc0 [ 878.487262][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.487306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.487330][ T32] r4:00000000 [ 878.487354][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.487401][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.487424][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.487468][ T32] r5:00001000 r4:dfb07000 [ 878.487489][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 878.487574][ T32] r5:8455378c r4:84553400 ** 7 printk messages dropped ** [ 878.487892][ T32] r4:00000001 ** 2 printk messages dropped ** [ 878.487980][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 878.488221][ T32] task:kworker/1:311 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 878.510512][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 878.511151][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 878.511303][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 878.511556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 878.511838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.512598][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 878.512807][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 878.512937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 9 printk messages dropped ** [ 878.513288][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 878.513623][ T32] r4:00000001 ** 2 printk messages dropped ** [ 878.513708][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.514126][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.514362][ T32] r5:844bbc00 r4:8291a680 [ 878.514384][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.514427][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.514472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 878.514497][ T32] r4:00000000 [ 878.514518][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.514567][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.514609][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.514653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84908d80 [ 878.514679][ T32] r4:00000000 [ 878.514700][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.514747][ T32] r9:83018205 r8:844bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 878.514797][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.514850][ T32] r5:00001000 r4:dfe29000 [ 878.514872][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.514914][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.514960][ T32] r5:848af78c r4:848af400 [ 878.514982][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.515028][ T32] r7:ddde2d80 r6:83018200 r5:848af78c r4:847e3100 [ 878.515052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.515101][ T32] r10:61c88647 r9:844bbc00 r8:847e312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.515126][ T32] r4:847e3100 [ 878.515147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.515206][ T32] r10:00000000 r9:847e3100 r8:80287e08 r7:e05f9e60 r6:8491ca80 r5:844bbc00 [ 878.515235][ T32] r4:00000001 [ 878.515266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.515305][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 878.515334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.515364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.515392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.515447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.515476][ T32] r4:84908c80 [ 878.515658][ T32] INFO: task kworker/1:312:3874 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.515715][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.515783][ T32] Workqueue: events bpf_prog_free_deferred [ 878.515830][ T32] Call trace: [ 878.515862][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.515914][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.515939][ T32] r4:00000000 [ 878.515960][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.516012][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.516047][ T32] 1d20: d3205000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.516096][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.516150][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.516183][ T32] r5:80050013 r4:80239bb0 [ 878.516205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.516259][ T32] r4:82ac21e4 [ 878.516316][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.516379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.516409][ T32] r4:dff71dc0 [ 878.516431][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.516478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.516503][ T32] r4:00000000 [ 878.516549][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.516601][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.516624][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.516668][ T32] r5:00001000 r4:dfb07000 [ 878.516690][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.516730][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.516773][ T32] r5:8455378c r4:84553400 [ 878.516793][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.516841][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.516863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.516926][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.516957][ T32] r4:8483a980 [ 878.516977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.517025][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.517048][ T32] r4:00000001 [ 878.517070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.517106][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.517133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.517163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.517192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.517225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.517260][ T32] r4:84839400 [ 878.517282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 878.517436][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 878.517691][ T32] r4:844bc800 ** 3 printk messages dropped ** [ 878.517820][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 878.518097][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.518287][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 878.540404][ T32] r4:847e3180 ** 6 printk messages dropped ** [ 878.540655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.541212][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.541502][ T32] 1d20: d3618000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 6 printk messages dropped ** [ 878.541720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 9 printk messages dropped ** [ 878.542041][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.542364][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 7 printk messages dropped ** [ 878.542779][ T32] r4:84839400 ** 3 printk messages dropped ** [ 878.542906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 878.543342][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 878.543632][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.543855][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 878.544150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 878.544495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.545057][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.545198][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 878.545549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 4 printk messages dropped ** [ 878.545765][ T32] r5:00001000 r4:dfb07000 [ 878.545816][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.545863][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.545909][ T32] r5:8455378c r4:84553400 [ 878.545932][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.545982][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.546033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.546088][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.546112][ T32] r4:8483a980 [ 878.546132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.546179][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.546203][ T32] r4:00000001 [ 878.546224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.546268][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.546372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.546420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.546454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.546486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.546509][ T32] r4:84839400 [ 878.546530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.546585][ T32] INFO: task kworker/0:70:3880 blocked for more than 455 seconds. [ 878.546621][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.546647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.546670][ T32] task:kworker/0:70 state:D stack:0 pid:3880 tgid:3880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.546752][ T32] Workqueue: events bpf_prog_free_deferred [ 878.546799][ T32] Call trace: [ 878.546831][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.546882][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:844be000 [ 878.547007][ T32] r4:844be000 [ 878.547035][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.547081][ T32] r5:844be000 r4:8291a680 [ 878.547137][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.547184][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.547230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 878.547262][ T32] r4:00000000 [ 878.547284][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.547322][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.547358][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.547400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb700 [ 878.547424][ T32] r4:00000000 [ 878.547446][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.547520][ T32] r9:83018005 r8:844be000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 878.547548][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.547594][ T32] r5:00001000 r4:e0689000 [ 878.547649][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.547722][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.547772][ T32] r5:8490178c r4:84901400 [ 878.547793][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.547840][ T32] r7:dddced80 r6:83018000 r5:8490178c r4:8491cc00 [ 878.547864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.547915][ T32] r10:61c88647 r9:844be000 r8:8491cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 878.547939][ T32] r4:8491cc00 [ 878.547959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.548006][ T32] r10:00000000 r9:8491cc00 r8:80287e08 r7:e06f9e60 r6:8491cc80 r5:844be000 [ 878.548029][ T32] r4:00000001 [ 878.548049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.548085][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 878.548113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.548170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.548204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.548283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.548317][ T32] r4:84832300 [ 878.579209][ T32] INFO: task kworker/0:70:3880 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.579359][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.579448][ T32] Workqueue: events bpf_prog_free_deferred [ 878.579518][ T32] Call trace: [ 878.579554][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.579621][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.579667][ T32] r4:00000000 [ 878.579698][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.579746][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.579804][ T32] 1d20: d3f0e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.579844][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.579873][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.579900][ T32] r5:80050013 r4:80239bb0 [ 878.579923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.579972][ T32] r4:82ac21e4 [ 878.579995][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.580044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.580070][ T32] r4:dff71dc0 [ 878.580093][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.580141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.580196][ T32] r4:00000000 [ 878.580223][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.580308][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.580334][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.580382][ T32] r5:00001000 r4:dfb07000 [ 878.580405][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.580448][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.580509][ T32] r5:8455378c r4:84553400 [ 878.580543][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.580598][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.580623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.580676][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.580702][ T32] r4:8483a980 [ 878.580725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.580779][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.580804][ T32] r4:00000001 [ 878.580826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.580864][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.580917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.580955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.580996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.581026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.581051][ T32] r4:84839400 [ 878.581077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 878.581503][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.581949][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 878.582386][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.582545][ T32] r5:848b438c r4:848b4000 ** 2 printk messages dropped ** [ 878.582642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 878.582964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 878.583305][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.583468][ T32] Workqueue: events bpf_prog_free_deferred [ 878.583528][ T32] Call trace: [ 878.583562][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.583618][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.583644][ T32] r4:00000000 [ 878.583665][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.583706][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.583766][ T32] 1d20: d3f0e000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.583803][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.583831][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.583857][ T32] r5:80050013 r4:80239bb0 [ 878.583878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.583923][ T32] r4:82ac21e4 [ 878.583945][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.583990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.584016][ T32] r4:dff71dc0 [ 878.584063][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.584113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.584137][ T32] r4:00000000 [ 878.584159][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.584234][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.584306][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.584382][ T32] r5:00001000 r4:dfb07000 [ 878.584427][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.584508][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.584560][ T32] r5:8455378c r4:84553400 [ 878.584581][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.584635][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.584659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.584712][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 878.584848][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.585031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.585199][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.585250][ T32] task:kworker/1:316 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.585307][ T32] Workqueue: events bpf_prog_free_deferred [ 878.585351][ T32] Call trace: [ 878.585383][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.585461][ T32] r10:8291a684 r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:844bec00 [ 878.585492][ T32] r4:844bec00 [ 878.585515][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.585562][ T32] r5:844bec00 r4:8291a680 [ 878.585583][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.585623][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.585695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 878.585724][ T32] r4:00000000 [ 878.585763][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.585804][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.585840][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.585946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038240 [ 878.585974][ T32] r4:00000000 [ 878.585998][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.586061][ T32] r9:83018205 r8:844bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 878.586153][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.586203][ T32] r5:00001000 r4:dfed1000 [ 878.586226][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.586274][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.586365][ T32] r5:848b478c r4:848b4400 [ 878.586391][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.586439][ T32] r7:ddde2d80 r6:83018200 r5:848b478c r4:847e3300 [ 878.586461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.586510][ T32] r10:61c88647 r9:844bec00 r8:847e332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.586535][ T32] r4:847e3300 [ 878.586557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.586604][ T32] r10:00000000 r9:847e3300 r8:80287e08 r7:e0765e60 r6:8491cd80 r5:844bec00 [ 878.586675][ T32] r4:00000001 [ 878.586738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.586780][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 878.586809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.586838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.586868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.586899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.586987][ T32] r4:85038140 ** 1 printk messages dropped ** [ 878.587305][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 878.587735][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 878.588000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 878.611032][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 7 printk messages dropped ** [ 878.611338][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.611497][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.611724][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.612039][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 878.612406][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.612589][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.612863][ T32] r10:00000000 r9:847e3380 r8:80287e08 r7:e076de60 r6:8491ce00 r5:84beec00 ** 6 printk messages dropped ** [ 878.613078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.613109][ T32] r4:85038280 [ 878.613466][ T32] INFO: task kworker/1:317:3886 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.613509][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.613572][ T32] Workqueue: events bpf_prog_free_deferred [ 878.613638][ T32] Call trace: [ 878.613729][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.613791][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.613819][ T32] r4:00000000 [ 878.613841][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.613885][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.613915][ T32] 1d20: d43f3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.613945][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.613971][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.613996][ T32] r5:80050013 r4:80239bb0 [ 878.614017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.614060][ T32] r4:82ac21e4 [ 878.614082][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.614142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.614172][ T32] r4:dff71dc0 [ 878.614193][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.614239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.614276][ T32] r4:00000000 [ 878.614314][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.614384][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.614411][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.614457][ T32] r5:00001000 r4:dfb07000 [ 878.614477][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.614521][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.614567][ T32] r5:8455378c r4:84553400 [ 878.614588][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.614665][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.614694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.614747][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.614771][ T32] r4:8483a980 [ 878.614792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.615026][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.615057][ T32] r4:00000001 [ 878.615079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.615117][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.615148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.615178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.615259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.615298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.615322][ T32] r4:84839400 [ 878.615368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.615401][ T32] INFO: task kworker/1:318:3887 blocked for more than 455 seconds. [ 878.615433][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.615458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.615482][ T32] task:kworker/1:318 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.615581][ T32] Workqueue: events bpf_prog_free_deferred [ 878.615628][ T32] Call trace: [ 878.615697][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.615749][ T32] r10:8291a684 r9:e0779d84 r8:00000002 r7:60000113 r6:e0779d8c r5:8505ec00 [ 878.615799][ T32] r4:8505ec00 [ 878.615826][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 878.616021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0779e08 ** 8 printk messages dropped ** [ 878.616634][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 878.616788][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.616845][ T32] r5:848b4b8c r4:848b4800 [ 878.616866][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.616912][ T32] r7:ddde2d80 r6:83018200 r5:848b4b8c r4:847e3480 [ 878.616933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.616983][ T32] r10:61c88647 r9:8505ec00 r8:847e34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.617007][ T32] r4:847e3480 [ 878.617029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.617079][ T32] r10:00000000 r9:847e3480 r8:80287e08 r7:e0775e60 r6:8491ce80 r5:8505ec00 [ 878.617105][ T32] r4:00000001 [ 878.617153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.617196][ T32] Exception stack(0xe0779fb0 to 0xe0779ff8) [ 878.617252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.617390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.617424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.617479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.617511][ T32] r4:85038280 [ 878.617731][ T32] INFO: task kworker/1:318:3887 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.617769][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.617855][ T32] Workqueue: events bpf_prog_free_deferred [ 878.617946][ T32] Call trace: [ 878.618052][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.618160][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.618239][ T32] r4:00000000 [ 878.618275][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.618325][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.632646][ T32] 1d20: d43f3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.632739][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.632772][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.632805][ T32] r5:80050013 r4:80239bb0 [ 878.632833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.632903][ T32] r4:82ac21e4 [ 878.632928][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.632985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.633028][ T32] r4:dff71dc0 [ 878.633058][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 878.633314][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.633552][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 6 printk messages dropped ** [ 878.633825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.634114][ T32] INFO: task kworker/1:319:3889 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 878.634475][ T32] r4:844b9800 ** 4 printk messages dropped ** [ 878.634801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 ** 8 printk messages dropped ** [ 878.635150][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 878.635301][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 878.635577][ T32] r4:847e3400 ** 2 printk messages dropped ** [ 878.635668][ T32] r4:00000001 ** 3 printk messages dropped ** [ 878.635786][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.635817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.635868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.635922][ T32] r4:85038380 [ 878.636255][ T32] INFO: task kworker/1:319:3889 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.636376][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.636449][ T32] Workqueue: events bpf_prog_free_deferred [ 878.636499][ T32] Call trace: [ 878.636545][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.636606][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.636632][ T32] r4:00000000 [ 878.636653][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.636696][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.636728][ T32] 1d20: d43f3000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.636760][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.636788][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.636815][ T32] r5:80050013 r4:80239bb0 [ 878.636859][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.636912][ T32] r4:82ac21e4 [ 878.636933][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.636992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.637044][ T32] r4:dff71dc0 [ 878.637069][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.637114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.637138][ T32] r4:00000000 [ 878.637177][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.637232][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.637264][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.637309][ T32] r5:00001000 r4:dfb07000 [ 878.637330][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.637474][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.637526][ T32] r5:8455378c r4:84553400 [ 878.637549][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.637599][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.637622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.637674][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.637700][ T32] r4:8483a980 [ 878.637721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.637769][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.637794][ T32] r4:00000001 [ 878.637815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.637851][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.637880][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 878.637970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.638233][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.655551][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.655813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038880 ** 6 printk messages dropped ** [ 878.656042][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.656086][ T32] r5:848b578c r4:848b5400 ** 2 printk messages dropped ** [ 878.656182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 878.656415][ T32] r10:00000000 r9:847e3500 r8:80287e08 r7:e0781e60 r6:8491cf80 r5:844b8c00 [ 878.656442][ T32] r4:00000001 [ 878.656464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.656503][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 878.656538][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.656569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.656598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.656631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.656655][ T32] r4:850386c0 [ 878.656980][ T32] INFO: task kworker/1:320:3892 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.657019][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.657092][ T32] Workqueue: events bpf_prog_free_deferred [ 878.657143][ T32] Call trace: [ 878.657177][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.657232][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.657269][ T32] r4:00000000 [ 878.657290][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.657333][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.657362][ T32] 1d20: d4838000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.657415][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.657448][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.657475][ T32] r5:80050013 r4:80239bb0 [ 878.657516][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.657588][ T32] r4:82ac21e4 [ 878.657660][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.657714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.657740][ T32] r4:dff71dc0 [ 878.657763][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.657832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.657862][ T32] r4:00000000 [ 878.657884][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.657933][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.657956][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.658000][ T32] r5:00001000 r4:dfb07000 [ 878.658022][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.658063][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.658107][ T32] r5:8455378c r4:84553400 [ 878.658127][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.658175][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.658199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.658264][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.658292][ T32] r4:8483a980 [ 878.658315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.658444][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.669045][ T32] r4:00000001 [ 878.669099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.669169][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.669205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.669237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.669278][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.669312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.669338][ T32] r4:84839400 [ 878.669364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.669397][ T32] INFO: task kworker/1:321:3894 blocked for more than 455 seconds. [ 878.669434][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.669460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.669486][ T32] task:kworker/1:321 state:D stack:0 pid:3894 tgid:3894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.669646][ T32] Workqueue: events bpf_prog_free_deferred [ 878.669702][ T32] Call trace: [ 878.669737][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.669793][ T32] r10:8291a684 r9:e075dd84 r8:00000002 r7:60000113 r6:e075dd8c r5:84b93000 [ 878.669830][ T32] r4:84b93000 [ 878.669859][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.669906][ T32] r5:84b93000 r4:8291a680 [ 878.669929][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.669970][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.670016][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e075de08 [ 878.670041][ T32] r4:00000000 [ 878.670064][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.670102][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.670143][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.670188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038900 [ 878.670212][ T32] r4:00000000 [ 878.670234][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.670294][ T32] r9:83018205 r8:84b93000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 878.670317][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.670361][ T32] r5:00001000 r4:e0025000 ** 1 printk messages dropped ** [ 878.670448][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.670495][ T32] r5:848b5b8c r4:848b5800 ** 1 printk messages dropped ** [ 878.670568][ T32] r7:ddde2d80 r6:83018200 r5:848b5b8c r4:847e3580 ** 4 printk messages dropped ** [ 878.670750][ T32] r10:00000000 r9:847e3580 r8:80287e08 r7:e0785e60 r6:847e3600 r5:84b93000 ** 5 printk messages dropped ** [ 878.670979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.671472][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 878.671748][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 4 printk messages dropped ** [ 878.671958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 878.672434][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.672610][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 878.672900][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.673050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 878.673297][ T32] task:kworker/1:322 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 878.673704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.673837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038e00 ** 6 printk messages dropped ** [ 878.674097][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 878.674295][ T32] r10:61c88647 r9:84b96000 r8:847e36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 878.674631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.675006][ T32] Call trace: ** 4 printk messages dropped ** [ 878.675204][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 878.675419][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 878.675570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.675597][ T32] r4:00000000 [ 878.675618][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.675664][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.675686][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.675728][ T32] r5:00001000 r4:dfb07000 [ 878.675766][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.675813][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.675857][ T32] r5:8455378c r4:84553400 [ 878.675879][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.675927][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.675949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.675999][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.676047][ T32] r4:8483a980 [ 878.676072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.676123][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.676147][ T32] r4:00000001 [ 878.676167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.676206][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.676235][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.676305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.676338][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.676369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.676394][ T32] r4:84839400 [ 878.676417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.676446][ T32] INFO: task kworker/1:323:3898 blocked for more than 455 seconds. [ 878.676477][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.676502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.676524][ T32] task:kworker/1:323 state:D stack:0 pid:3898 tgid:3898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.676575][ T32] Workqueue: events bpf_prog_free_deferred [ 878.676620][ T32] Call trace: [ 878.676680][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.676732][ T32] r10:8291a684 r9:e0789d84 r8:00000002 r7:60000113 r6:e0789d8c r5:84b96c00 [ 878.676756][ T32] r4:84b96c00 [ 878.676777][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.676821][ T32] r5:84b96c00 r4:8291a680 [ 878.676842][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.676882][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.676927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 878.676953][ T32] r4:00000000 [ 878.676973][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.677010][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.677045][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.677087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85038b00 [ 878.677110][ T32] r4:00000000 [ 878.677131][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.677178][ T32] r9:83018205 r8:84b96c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 878.677202][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.677257][ T32] r5:00001000 r4:e006f000 [ 878.677279][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.677319][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.677404][ T32] r5:848b5f8c r4:848b5c00 [ 878.677431][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.677480][ T32] r7:ddde2d80 r6:83018200 r5:848b5f8c r4:847e3780 [ 878.677503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.677551][ T32] r10:61c88647 r9:84b96c00 r8:847e37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.677576][ T32] r4:847e3780 [ 878.677597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.677643][ T32] r10:00000000 r9:847e3780 r8:80287e08 r7:e0761e60 r6:847e3800 r5:84b96c00 [ 878.677667][ T32] r4:00000001 [ 878.677689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.677728][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 878.677757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.677812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.677845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.677899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.677928][ T32] r4:85038ac0 [ 878.678099][ T32] INFO: task kworker/1:323:3898 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.678134][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.678211][ T32] Workqueue: events bpf_prog_free_deferred [ 878.678272][ T32] Call trace: [ 878.678331][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.698101][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.698205][ T32] r4:00000000 [ 878.698235][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.698340][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.698474][ T32] 1d20: d4dde000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.698915][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.698956][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.698986][ T32] r5:80050013 r4:80239bb0 [ 878.699010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.699071][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 878.699140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 878.699409][ T32] r5:00001000 r4:dfb07000 ** 6 printk messages dropped ** [ 878.699682][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 878.699904][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.700255][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.700671][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 878.700906][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.701108][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 878.701296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.701531][ T32] r4:00000001 ** 5 printk messages dropped ** [ 878.701768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.702478][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 878.702715][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 878.702984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 7 printk messages dropped ** [ 878.703352][ T32] r5:8455378c r4:84553400 ** 5 printk messages dropped ** [ 878.703608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 878.703919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.704137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 878.704516][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 878.704807][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.704979][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 878.705161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.705211][ T32] r10:61c88647 r9:84b94800 r8:847e39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.705251][ T32] r4:847e3980 [ 878.705279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.705327][ T32] r10:00000000 r9:847e3980 r8:80287e08 r7:e0761e60 r6:847e3a00 r5:84b94800 [ 878.705352][ T32] r4:00000001 [ 878.705373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.705411][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 878.705442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.705473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.705501][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.705532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.705555][ T32] r4:85038d40 [ 878.705722][ T32] INFO: task kworker/1:325:3902 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.705756][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.705836][ T32] Workqueue: events bpf_prog_free_deferred [ 878.705883][ T32] Call trace: [ 878.705933][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.705988][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.706014][ T32] r4:00000000 [ 878.706035][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.706076][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.706105][ T32] 1d20: d4dde000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.706137][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.706187][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.706219][ T32] r5:80050013 r4:80239bb0 [ 878.706273][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.706323][ T32] r4:82ac21e4 [ 878.706345][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.706390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.706414][ T32] r4:dff71dc0 [ 878.706435][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.706481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.706505][ T32] r4:00000000 [ 878.706526][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.706594][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.706622][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.706667][ T32] r5:00001000 r4:dfb07000 [ 878.706689][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.706730][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.706774][ T32] r5:8455378c r4:84553400 [ 878.706796][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.706848][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.706873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.706923][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.706948][ T32] r4:8483a980 [ 878.706969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.707029][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.707058][ T32] r4:00000001 [ 878.707079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.707116][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.707144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.707175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.707203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.707250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.707283][ T32] r4:84839400 [ 878.707305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.707334][ T32] INFO: task kworker/1:326:3903 blocked for more than 455 seconds. [ 878.707366][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.707404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.707430][ T32] task:kworker/1:326 state:D stack:0 pid:3903 tgid:3903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.707480][ T32] Workqueue: events bpf_prog_free_deferred [ 878.707548][ T32] Call trace: [ 878.707585][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.707635][ T32] r10:8291a684 r9:e079dd84 r8:00000002 r7:60000113 r6:e079dd8c r5:85060c00 [ 878.707660][ T32] r4:85060c00 [ 878.707683][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.707727][ T32] r5:85060c00 r4:8291a680 [ 878.707748][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.707786][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.707830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e079de08 [ 878.707855][ T32] r4:00000000 [ 878.707875][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.707974][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.708017][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.708062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84832300 [ 878.708086][ T32] r4:00000000 [ 878.708107][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.708155][ T32] r9:83018205 r8:85060c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 878.708201][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.708285][ T32] r5:00001000 r4:e00c7000 [ 878.708314][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.708421][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.741727][ T32] r5:848b6b8c r4:848b6800 [ 878.741778][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.741859][ T32] r7:ddde2d80 r6:83018200 r5:848b6b8c r4:847e3a80 [ 878.741885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.741940][ T32] r10:61c88647 r9:85060c00 r8:847e3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.741966][ T32] r4:847e3a80 [ 878.741987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.742058][ T32] r10:00000000 r9:847e3a80 r8:80287e08 r7:e0795e60 r6:84385000 r5:85060c00 [ 878.742113][ T32] r4:00000001 [ 878.742162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.742236][ T32] Exception stack(0xe079dfb0 to 0xe079dff8) ** 2 printk messages dropped ** [ 878.742376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.742935][ T32] Call trace: ** 5 printk messages dropped ** [ 878.743163][ T32] 1d20: d5591000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 878.743419][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.743648][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 878.744074][ T32] r4:8483a980 ** 3 printk messages dropped ** [ 878.744205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 878.744514][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.744736][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.745049][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.745376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849452c0 ** 6 printk messages dropped ** [ 878.745647][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.745696][ T32] r5:848b778c r4:848b7400 [ 878.745717][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.745769][ T32] r7:ddde2d80 r6:83018200 r5:848b778c r4:847e3b00 [ 878.745791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.745842][ T32] r10:61c88647 r9:85061800 r8:847e3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.745866][ T32] r4:847e3b00 [ 878.745886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.745934][ T32] r10:00000000 r9:847e3b00 r8:80287e08 r7:e0795e60 r6:84385080 r5:85061800 [ 878.745967][ T32] r4:00000001 [ 878.745992][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.746045][ T32] Exception stack(0xe07a9fb0 to 0xe07a9ff8) [ 878.746079][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.746126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.746199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.746256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.746288][ T32] r4:84945080 [ 878.746457][ T32] INFO: task kworker/1:327:3906 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.746494][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.746563][ T32] Workqueue: events bpf_prog_free_deferred [ 878.746614][ T32] Call trace: [ 878.746648][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.746706][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.746733][ T32] r4:00000000 [ 878.746767][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.746818][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.746867][ T32] 1d20: d5591000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.746904][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.746932][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.746958][ T32] r5:80050013 r4:80239bb0 [ 878.746981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.747042][ T32] r4:82ac21e4 [ 878.747069][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.747118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.747143][ T32] r4:dff71dc0 [ 878.747164][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.747208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.747232][ T32] r4:00000000 [ 878.747262][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.747311][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.747352][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.747402][ T32] r5:00001000 r4:dfb07000 [ 878.747423][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.747464][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.747514][ T32] r5:8455378c r4:84553400 [ 878.747536][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.747587][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.747614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.747667][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.747692][ T32] r4:8483a980 [ 878.747714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.747762][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.747806][ T32] r4:00000001 [ 878.747834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.747875][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.747917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.747953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.747982][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.748014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.748038][ T32] r4:84839400 [ 878.748061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.748090][ T32] INFO: task kworker/1:328:3907 blocked for more than 455 seconds. [ 878.748121][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.748147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 878.763192][ T32] r10:8291a684 r9:e07add84 r8:00000002 r7:60000013 r6:e07add8c r5:85063000 ** 6 printk messages dropped ** [ 878.763466][ T32] r4:00000000 ** 4 printk messages dropped ** [ 878.763723][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.763934][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.763980][ T32] r5:848b738c r4:848b7000 ** 1 printk messages dropped ** [ 878.764076][ T32] r7:ddde2d80 r6:83018200 r5:848b738c r4:847e3b80 ** 4 printk messages dropped ** [ 878.764250][ T32] r10:00000000 r9:847e3b80 r8:80287e08 r7:e07a9e60 r6:84385100 r5:85063000 ** 7 printk messages dropped ** [ 878.764625][ T32] r4:84945080 ** 5 printk messages dropped ** [ 878.765252][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 7 printk messages dropped ** [ 878.765566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 878.765858][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 878.766154][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.766178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.766234][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.766296][ T32] r4:8483a980 [ 878.766319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.766370][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.766395][ T32] r4:00000001 [ 878.766416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.766454][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.766499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.766559][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.766619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.766655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.766682][ T32] r4:84839400 [ 878.766706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.766737][ T32] INFO: task kworker/1:329:3909 blocked for more than 455 seconds. [ 878.766773][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.766799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.766822][ T32] task:kworker/1:329 state:D stack:0 pid:3909 tgid:3909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.766872][ T32] Workqueue: events bpf_prog_free_deferred [ 878.766917][ T32] Call trace: [ 878.766951][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.767002][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:85062400 [ 878.767044][ T32] r4:85062400 [ 878.767072][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.767119][ T32] r5:85062400 r4:8291a680 [ 878.767141][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.767186][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.767235][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 878.767272][ T32] r4:00000000 [ 878.767294][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 878.767413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945440 ** 6 printk messages dropped ** [ 878.767632][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.767676][ T32] r5:848b7b8c r4:848b7800 ** 2 printk messages dropped ** [ 878.767766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 878.768077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 878.782069][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.782495][ T32] 1d20: d5b8e000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 878.782773][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.783010][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 878.783351][ T32] r4:8483a980 ** 3 printk messages dropped ** [ 878.783502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 878.783841][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.784098][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.784452][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.784751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945500 ** 6 printk messages dropped ** [ 878.784979][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 878.785115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 878.785233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 878.785596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 878.786291][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.786453][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 878.786718][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.786975][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 878.787383][ T32] r5:8455378c r4:84553400 [ 878.787423][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.787481][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.787506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.787580][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.787609][ T32] r4:8483a980 [ 878.787630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.787678][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.787703][ T32] r4:00000001 [ 878.787723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.787760][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.787788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.787820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.787850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.787904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.787935][ T32] r4:84839400 [ 878.787957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.787983][ T32] INFO: task kworker/1:331:3913 blocked for more than 455 seconds. [ 878.788022][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.788050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.788096][ T32] task:kworker/1:331 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.788151][ T32] Workqueue: events bpf_prog_free_deferred [ 878.788195][ T32] Call trace: [ 878.788226][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.788337][ T32] r10:8291a684 r9:e07c5d84 r8:00000002 r7:60000113 r6:e07c5d8c r5:85064800 [ 878.788441][ T32] r4:85064800 [ 878.811395][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.811508][ T32] r5:85064800 r4:8291a680 [ 878.811537][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.811582][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.811629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c5e08 [ 878.811679][ T32] r4:00000000 [ 878.811718][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.811762][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.811806][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.811902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945a00 [ 878.811933][ T32] r4:00000000 [ 878.811956][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.812007][ T32] r9:83018205 r8:85064800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 878.812034][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.812110][ T32] r5:00001000 r4:dfa2d000 [ 878.812132][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.812175][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.812221][ T32] r5:848b8f8c r4:848b8c00 [ 878.812251][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.812352][ T32] r7:ddde2d80 r6:83018200 r5:848b8f8c r4:847e3d00 [ 878.812377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.812429][ T32] r10:61c88647 r9:85064800 r8:847e3d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.812455][ T32] r4:847e3d00 [ 878.812477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.812532][ T32] r10:00000000 r9:847e3d00 r8:80287e08 r7:e07bde60 r6:84385280 r5:85064800 [ 878.812556][ T32] r4:00000001 [ 878.812577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.812617][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 878.812649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.812680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.812708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.812740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.812764][ T32] r4:84945380 [ 878.813091][ T32] INFO: task kworker/1:331:3913 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.813128][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.813204][ T32] Workqueue: events bpf_prog_free_deferred [ 878.813273][ T32] Call trace: [ 878.813312][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.813367][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.813392][ T32] r4:00000000 [ 878.813422][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.813469][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.813504][ T32] 1d20: d5fe5000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.813536][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.813564][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.813629][ T32] r5:80050013 r4:80239bb0 [ 878.813687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.813740][ T32] r4:82ac21e4 [ 878.813763][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.813809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.813833][ T32] r4:dff71dc0 [ 878.813867][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.813919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.813945][ T32] r4:00000000 [ 878.813967][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.814015][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.814039][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.814082][ T32] r5:00001000 r4:dfb07000 [ 878.814104][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.814146][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.814205][ T32] r5:8455378c r4:84553400 [ 878.814233][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.814333][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.814362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.814414][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.814438][ T32] r4:8483a980 [ 878.814459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.814506][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.814530][ T32] r4:00000001 [ 878.814550][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.814586][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.814745][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.815059][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.815450][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.815822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945640 ** 6 printk messages dropped ** [ 878.816140][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.816186][ T32] r5:848b838c r4:848b8000 ** 2 printk messages dropped ** [ 878.816389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 878.816477][ T32] r4:847e3d80 ** 2 printk messages dropped ** [ 878.816574][ T32] r4:00000001 ** 5 printk messages dropped ** [ 878.816794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.817294][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 878.817572][ T32] r5:80050013 r4:80239bb0 [ 878.817599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.817646][ T32] r4:82ac21e4 [ 878.817690][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.817740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.817765][ T32] r4:dff71dc0 [ 878.817786][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.817831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.817855][ T32] r4:00000000 [ 878.817876][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.817924][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.817948][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.817992][ T32] r5:00001000 r4:dfb07000 [ 878.818012][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.818053][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.818097][ T32] r5:8455378c r4:84553400 [ 878.818132][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.818211][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.818241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.818303][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.818340][ T32] r4:8483a980 [ 878.818458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.830226][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.830287][ T32] r4:00000001 [ 878.830314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.830379][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.830414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.830447][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.830476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.830507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.830530][ T32] r4:84839400 [ 878.830556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.830588][ T32] INFO: task kworker/1:333:3917 blocked for more than 455 seconds. [ 878.830626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.830652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.830677][ T32] task:kworker/1:333 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.830738][ T32] Workqueue: events bpf_prog_free_deferred [ 878.830823][ T32] Call trace: [ 878.830861][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.830919][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:85066000 [ 878.830959][ T32] r4:85066000 [ 878.830987][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.831036][ T32] r5:85066000 r4:8291a680 [ 878.831081][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.831130][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.831177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 878.831200][ T32] r4:00000000 [ 878.831248][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.831294][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.831335][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.831433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945780 [ 878.831471][ T32] r4:00000000 [ 878.831493][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.831545][ T32] r9:83018205 r8:85066000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 878.831569][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.831613][ T32] r5:00001000 r4:df97d000 [ 878.831636][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.831677][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.831722][ T32] r5:848b878c r4:848b8400 [ 878.831745][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.831795][ T32] r7:ddde2d80 r6:83018200 r5:848b878c r4:847e3e80 [ 878.831818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.831867][ T32] r10:61c88647 r9:85066000 r8:847e3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.831893][ T32] r4:847e3e80 [ 878.831914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.831961][ T32] r10:00000000 r9:847e3e80 r8:80287e08 r7:e07c5e60 r6:84385380 r5:85066000 [ 878.831986][ T32] r4:00000001 [ 878.832020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.832092][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 878.832123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.832155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.832184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.832215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.832239][ T32] r4:84945900 [ 878.832630][ T32] INFO: task kworker/1:333:3917 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.832670][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.832734][ T32] Workqueue: events bpf_prog_free_deferred [ 878.832783][ T32] Call trace: [ 878.832817][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.832873][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.832925][ T32] r4:00000000 [ 878.832952][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.832997][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.833028][ T32] 1d20: d5fe5000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.833062][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.833089][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 878.833180][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 878.833455][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.833715][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 878.834070][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 7 printk messages dropped ** [ 878.834353][ T32] r4:84839400 ** 4 printk messages dropped ** [ 878.834487][ T32] task:kworker/1:334 state:D stack:0 pid:3919 tgid:3919 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.834950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07dde08 ** 6 printk messages dropped ** [ 878.835155][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.835340][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 878.835575][ T32] r4:847e3e00 ** 4 printk messages dropped ** [ 878.835822][ T32] Exception stack(0xe07ddfb0 to 0xe07ddff8) ** 2 printk messages dropped ** [ 878.835917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.835952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.835977][ T32] r4:849457c0 [ 878.836143][ T32] INFO: task kworker/1:334:3919 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.836179][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.836328][ T32] Workqueue: events bpf_prog_free_deferred [ 878.836384][ T32] Call trace: [ 878.836417][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.836473][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.836499][ T32] r4:00000000 [ 878.836521][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.836563][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.836593][ T32] 1d20: d5fe5000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.836624][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.836651][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.836681][ T32] r5:80050013 r4:80239bb0 [ 878.836795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.836847][ T32] r4:82ac21e4 [ 878.836883][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.836935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.836983][ T32] r4:dff71dc0 [ 878.837009][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.837058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.837084][ T32] r4:00000000 [ 878.837117][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.837192][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.837220][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.837277][ T32] r5:00001000 r4:dfb07000 [ 878.837319][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.837390][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.837443][ T32] r5:8455378c r4:84553400 [ 878.837488][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.837544][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.837572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.837623][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.837661][ T32] r4:8483a980 [ 878.837687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.837736][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.837761][ T32] r4:00000001 [ 878.837784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.837821][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.837849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.837879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.837907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.837939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.837962][ T32] r4:84839400 [ 878.837984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.838012][ T32] INFO: task kworker/1:335:3921 blocked for more than 455 seconds. [ 878.838044][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.838069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.838094][ T32] task:kworker/1:335 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.838145][ T32] Workqueue: events bpf_prog_free_deferred [ 878.838219][ T32] Call trace: [ 878.838260][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.838311][ T32] r10:8291a684 r9:e07e5d84 r8:00000002 r7:60000113 r6:e07e5d8c r5:84b99800 [ 878.838352][ T32] r4:84b99800 [ 878.864118][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.864360][ T32] r5:84b99800 r4:8291a680 [ 878.864414][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.864468][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.864541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 878.864572][ T32] r4:00000000 [ 878.864599][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.864638][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.864679][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.864724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945cc0 ** 6 printk messages dropped ** [ 878.864957][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.865002][ T32] r5:848b978c r4:848b9400 ** 2 printk messages dropped ** [ 878.865099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.865274][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.865429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 878.865916][ T32] Workqueue: events bpf_prog_free_deferred [ 878.865968][ T32] Call trace: [ 878.866005][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.866076][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.866108][ T32] r4:00000000 [ 878.866130][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.866173][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.866203][ T32] 1d20: d6492000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.866234][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.866293][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.866325][ T32] r5:80050013 r4:80239bb0 [ 878.866347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.866393][ T32] r4:82ac21e4 [ 878.866415][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.866460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.866484][ T32] r4:dff71dc0 [ 878.866506][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.866575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.866607][ T32] r4:00000000 [ 878.866629][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.866678][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.866702][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.866746][ T32] r5:00001000 r4:dfb07000 [ 878.866766][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.866809][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.866853][ T32] r5:8455378c r4:84553400 [ 878.866898][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.866960][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.866986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.867084][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.867114][ T32] r4:8483a980 [ 878.867137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.867189][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.867213][ T32] r4:00000001 [ 878.867235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 878.867371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 878.867683][ T32] task:kworker/1:336 state:D stack:0 pid:3923 tgid:3923 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.868066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 ** 3 printk messages dropped ** [ 878.868209][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 878.881013][ T32] r5:00001000 r4:dfa7d000 ** 1 printk messages dropped ** [ 878.881081][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 878.881261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 878.881529][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) ** 4 printk messages dropped ** [ 878.881706][ T32] r4:84945a40 ** 3 printk messages dropped ** [ 878.882197][ T32] Call trace: ** 3 printk messages dropped ** [ 878.882348][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 878.882423][ T32] 1d20: d6865000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.882453][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.882480][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.882519][ T32] r5:80050013 r4:80239bb0 [ 878.882548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.882595][ T32] r4:82ac21e4 [ 878.882619][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.882665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.882691][ T32] r4:dff71dc0 [ 878.882713][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.882758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.882783][ T32] r4:00000000 [ 878.882827][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.882886][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.882913][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.882960][ T32] r5:00001000 r4:dfb07000 [ 878.882982][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.883022][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.883090][ T32] r5:8455378c r4:84553400 [ 878.883118][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.883172][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.883214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.883306][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.883336][ T32] r4:8483a980 [ 878.883359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.883410][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.883434][ T32] r4:00000001 [ 878.883454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.883491][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.883536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.883581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.883641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.883702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.883732][ T32] r4:84839400 [ 878.883756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.883788][ T32] INFO: task kworker/1:337:3926 blocked for more than 455 seconds. [ 878.883838][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.883870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 878.884180][ T32] r4:84b9bc00 ** 3 printk messages dropped ** [ 878.884371][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 878.884694][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 878.884911][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 878.885030][ T32] r7:ddde2d80 r6:83018200 r5:8490138c r4:8439b000 ** 2 printk messages dropped ** [ 878.885129][ T32] r4:8439b000 [ 878.885150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.885197][ T32] r10:00000000 r9:8439b000 r8:80287e08 r7:e07e5e60 r6:84385580 r5:84b9bc00 [ 878.885221][ T32] r4:00000001 [ 878.885264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.885308][ T32] Exception stack(0xe0801fb0 to 0xe0801ff8) [ 878.885338][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.885368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.885395][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.885427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.885452][ T32] r4:84945d00 [ 878.885647][ T32] INFO: task kworker/1:337:3926 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.885686][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.885749][ T32] Workqueue: events bpf_prog_free_deferred [ 878.885811][ T32] Call trace: [ 878.885872][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.885972][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.886009][ T32] r4:00000000 [ 878.886033][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.886076][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.886106][ T32] 1d20: d6865000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.886153][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.886186][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.886235][ T32] r5:80050013 r4:80239bb0 [ 878.886268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.886313][ T32] r4:82ac21e4 [ 878.886335][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.886381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.886404][ T32] r4:dff71dc0 [ 878.886424][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.886490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.886519][ T32] r4:00000000 [ 878.886541][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.886613][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.886665][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.886749][ T32] r5:00001000 r4:dfb07000 [ 878.886788][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.886869][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.886918][ T32] r5:8455378c r4:84553400 [ 878.886940][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.886991][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 1 printk messages dropped ** [ 878.887065][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 878.887343][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 878.887677][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.888045][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 878.910789][ T32] r4:00000000 ** 5 printk messages dropped ** [ 878.911133][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.911184][ T32] r5:848b9b8c r4:848b9800 ** 2 printk messages dropped ** [ 878.911291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 878.911490][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.911767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 878.912435][ T32] Call trace: ** 5 printk messages dropped ** [ 878.912680][ T32] 1d20: d6cce000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 6 printk messages dropped ** [ 878.912987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 7 printk messages dropped ** [ 878.913322][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.913508][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 878.913853][ T32] r4:00000001 ** 4 printk messages dropped ** [ 878.914080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 878.914440][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 878.914774][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 878.914969][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.915012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825a80 [ 878.915039][ T32] r4:00000000 [ 878.915062][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.915109][ T32] r9:83018205 r8:84b9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 878.915157][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.915207][ T32] r5:00001000 r4:dfca3000 [ 878.915229][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.915278][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.915324][ T32] r5:848b9f8c r4:848b9c00 [ 878.915345][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.915392][ T32] r7:ddde2d80 r6:83018200 r5:848b9f8c r4:8439b100 [ 878.915414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.915464][ T32] r10:61c88647 r9:84b9e000 r8:8439b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.915489][ T32] r4:8439b100 [ 878.915511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.915558][ T32] r10:00000000 r9:8439b100 r8:80287e08 r7:e0801e60 r6:84385680 r5:84b9e000 [ 878.915582][ T32] r4:00000001 [ 878.915601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.915641][ T32] Exception stack(0xe080dfb0 to 0xe080dff8) [ 878.915670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 878.915700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.915728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.915758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.915781][ T32] r4:84825c80 [ 878.915947][ T32] INFO: task kworker/1:339:3929 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.915995][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.916089][ T32] Workqueue: events bpf_prog_free_deferred [ 878.916139][ T32] Call trace: [ 878.916171][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.916251][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.916323][ T32] r4:00000000 [ 878.916348][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.916416][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.916452][ T32] 1d20: d6cce000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.916498][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.916541][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.916571][ T32] r5:80050013 r4:80239bb0 [ 878.916595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.916638][ T32] r4:82ac21e4 [ 878.916682][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.916732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.916757][ T32] r4:dff71dc0 [ 878.916778][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.916823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.916847][ T32] r4:00000000 [ 878.916882][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.916957][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.916986][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.917032][ T32] r5:00001000 r4:dfb07000 [ 878.917054][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.917094][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.917138][ T32] r5:8455378c r4:84553400 [ 878.917159][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.917208][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.917231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.917289][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.917336][ T32] r4:8483a980 [ 878.917361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.917410][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.917436][ T32] r4:00000001 [ 878.917458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.917496][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.917524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.917556][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.917603][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.917640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.917663][ T32] r4:84839400 [ 878.917684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 878.917733][ T32] INFO: task kworker/1:340:3932 blocked for more than 455 seconds. [ 878.917769][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.917830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.917858][ T32] task:kworker/1:340 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 878.918275][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 878.941880][ T32] r4:00000000 ** 3 printk messages dropped ** [ 878.942033][ T32] r5:00001000 r4:dff8f000 ** 1 printk messages dropped ** [ 878.942098][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 878.942328][ T32] r4:8439b180 ** 4 printk messages dropped ** [ 878.942482][ T32] Exception stack(0xe0815fb0 to 0xe0815ff8) ** 3 printk messages dropped ** [ 878.942613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 878.943119][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.943426][ T32] 1d20: d6ff5000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 878.943756][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 878.943939][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 878.944324][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 878.944516][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 4 printk messages dropped ** [ 878.944655][ T32] r4:84839400 ** 1 printk messages dropped ** [ 878.944713][ T32] INFO: task kworker/1:341:3933 blocked for more than 455 seconds. [ 878.944749][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 878.944775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 878.944798][ T32] task:kworker/1:341 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.944849][ T32] Workqueue: events bpf_prog_free_deferred [ 878.944894][ T32] Call trace: [ 878.944929][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 878.944979][ T32] r10:8291a684 r9:e0819d84 r8:00000002 r7:60000113 r6:e0819d8c r5:84b9c800 [ 878.945002][ T32] r4:84b9c800 [ 878.945024][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 878.945067][ T32] r5:84b9c800 r4:8291a680 [ 878.945090][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 878.945131][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 878.945175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0819e08 [ 878.945199][ T32] r4:00000000 [ 878.945220][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 878.945267][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 878.945304][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.945349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849081c0 [ 878.945373][ T32] r4:00000000 [ 878.945393][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.945440][ T32] r9:83018205 r8:84b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 878.945463][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.945511][ T32] r5:00001000 r4:dfd87000 [ 878.945532][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.945575][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.945619][ T32] r5:848ba78c r4:848ba400 [ 878.945642][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.945688][ T32] r7:ddde2d80 r6:83018200 r5:848ba78c r4:8439b200 [ 878.945725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.945798][ T32] r10:61c88647 r9:84b9c800 r8:8439b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.945849][ T32] r4:8439b200 [ 878.945873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.945923][ T32] r10:00000000 r9:8439b200 r8:80287e08 r7:e0815e60 r6:84385780 r5:84b9c800 [ 878.945950][ T32] r4:00000001 [ 878.945971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.946007][ T32] Exception stack(0xe0819fb0 to 0xe0819ff8) [ 878.946035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 878.946064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.946092][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.946121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.946144][ T32] r4:84825b00 [ 878.946347][ T32] INFO: task kworker/1:341:3933 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.946389][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.946453][ T32] Workqueue: events bpf_prog_free_deferred [ 878.946506][ T32] Call trace: [ 878.946540][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.946594][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.946619][ T32] r4:00000000 [ 878.946642][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.946683][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.946714][ T32] 1d20: d6ff5000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.946744][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.946786][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.946824][ T32] r5:80050013 r4:80239bb0 [ 878.946847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.946891][ T32] r4:82ac21e4 [ 878.946912][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.946959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.946982][ T32] r4:dff71dc0 [ 878.947002][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.947046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.947071][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.947227][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 878.947650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 878.947895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 878.948094][ T32] task:kworker/1:342 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 878.963331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 ** 8 printk messages dropped ** [ 878.963757][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 878.963879][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.963926][ T32] r5:848bab8c r4:848ba800 [ 878.963949][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.964035][ T32] r7:ddde2d80 r6:83018200 r5:848bab8c r4:8439b280 [ 878.964099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.964159][ T32] r10:61c88647 r9:84b9a400 r8:8439b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.964185][ T32] r4:8439b280 [ 878.964207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.964312][ T32] r10:00000000 r9:8439b280 r8:80287e08 r7:e0815e60 r6:84385800 r5:84b9a400 [ 878.964345][ T32] r4:00000001 [ 878.964368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.964412][ T32] Exception stack(0xe0821fb0 to 0xe0821ff8) [ 878.964448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.964480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.964512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.964543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.964569][ T32] r4:85038f00 [ 878.964959][ T32] INFO: task kworker/1:342:3936 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.965029][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.965127][ T32] Workqueue: events bpf_prog_free_deferred [ 878.965182][ T32] Call trace: [ 878.965229][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.965299][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.965325][ T32] r4:00000000 [ 878.965369][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.965420][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.965451][ T32] 1d20: d71e0000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.965483][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.965530][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.965563][ T32] r5:80050013 r4:80239bb0 [ 878.965586][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.965630][ T32] r4:82ac21e4 [ 878.965651][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.965696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.965720][ T32] r4:dff71dc0 [ 878.965741][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.965785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.965809][ T32] r4:00000000 [ 878.965831][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 878.965879][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 878.965902][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 878.965959][ T32] r5:00001000 r4:dfb07000 [ 878.965985][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 878.966028][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.966072][ T32] r5:8455378c r4:84553400 [ 878.966095][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.966144][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 878.966167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.966216][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.966240][ T32] r4:8483a980 [ 878.966271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.966322][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 878.966347][ T32] r4:00000001 [ 878.966366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.966404][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 878.966432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 878.966476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 878.966609][ T32] r4:84839400 ** 5 printk messages dropped ** [ 878.966861][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.967153][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 878.967424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491a000 ** 6 printk messages dropped ** [ 878.967681][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 878.967726][ T32] r5:848baf8c r4:848bac00 [ 878.967750][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 878.967820][ T32] r7:ddde2d80 r6:83018200 r5:848baf8c r4:8439b300 [ 878.967869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 878.967924][ T32] r10:61c88647 r9:85066c00 r8:8439b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 878.967950][ T32] r4:8439b300 [ 878.967970][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 878.968018][ T32] r10:00000000 r9:8439b300 r8:80287e08 r7:e0815e60 r6:84385880 r5:85066c00 [ 878.968042][ T32] r4:00000001 [ 878.968062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 878.968112][ T32] Exception stack(0xe0835fb0 to 0xe0835ff8) [ 878.968147][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 878.968179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 878.968208][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 878.968240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 878.968316][ T32] r4:8491a040 [ 878.985727][ T32] INFO: task kworker/1:343:3938 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 878.985856][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 878.985939][ T32] Workqueue: events bpf_prog_free_deferred [ 878.986009][ T32] Call trace: [ 878.986046][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 878.986110][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 878.986137][ T32] r4:00000000 [ 878.986160][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 878.986220][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 878.986276][ T32] 1d20: d771c000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 878.986313][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 878.986367][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 878.986437][ T32] r5:80050013 r4:80239bb0 [ 878.986479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 878.986535][ T32] r4:82ac21e4 [ 878.986560][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 878.986606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 878.986633][ T32] r4:dff71dc0 [ 878.986657][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 878.986705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 878.986748][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.986886][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 878.987212][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 878.987407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 878.987696][ T32] INFO: task kworker/1:344:3940 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 878.987937][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 878.988213][ T32] r4:00000000 ** 2 printk messages dropped ** [ 878.994251][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 878.994530][ T32] r5:00001000 r4:dff6d000 ** 1 printk messages dropped ** [ 878.994681][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 878.994934][ T32] r4:8439b380 ** 4 printk messages dropped ** [ 878.995089][ T32] Exception stack(0xe083dfb0 to 0xe083dff8) ** 4 printk messages dropped ** [ 878.995289][ T32] r4:8491a2c0 ** 5 printk messages dropped ** [ 878.995946][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 7 printk messages dropped ** [ 878.996370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 878.996911][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 878.997151][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 4 printk messages dropped ** [ 878.997344][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 878.997568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 878.997799][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 878.998171][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 879.011027][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.011184][ T32] r5:00001000 r4:dfffb000 ** 1 printk messages dropped ** [ 879.011260][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 879.011562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 879.011788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.011817][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.011848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.011872][ T32] r4:8491a340 [ 879.012226][ T32] INFO: task kworker/1:345:3942 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.012327][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.012411][ T32] Workqueue: events bpf_prog_free_deferred [ 879.012466][ T32] Call trace: [ 879.012526][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.012591][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.012618][ T32] r4:00000000 [ 879.012641][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.012685][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.012717][ T32] 1d20: d7ae6000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.012751][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.012778][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.012803][ T32] r5:80050013 r4:80239bb0 [ 879.012826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.012869][ T32] r4:82ac21e4 [ 879.012904][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.012955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.012979][ T32] r4:dff71dc0 [ 879.013001][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.013048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.013072][ T32] r4:00000000 [ 879.013094][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.013141][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.013164][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.013209][ T32] r5:00001000 r4:dfb07000 [ 879.013231][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.013283][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.013327][ T32] r5:8455378c r4:84553400 [ 879.013348][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.013400][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.013425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.013475][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.013503][ T32] r4:8483a980 [ 879.013524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.013595][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.013647][ T32] r4:00000001 [ 879.013670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.013713][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.013744][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.013774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.013807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.013839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.013863][ T32] r4:84839400 [ 879.013904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.014024][ T32] INFO: task kworker/1:346:3945 blocked for more than 456 seconds. [ 879.014066][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.014095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.014118][ T32] task:kworker/1:346 state:D stack:0 pid:3945 tgid:3945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.014195][ T32] Workqueue: events bpf_prog_free_deferred [ 879.014275][ T32] Call trace: [ 879.014311][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.014379][ T32] r10:8291a684 r9:e0865d84 r8:00000002 r7:60000013 r6:e0865d8c r5:85068000 [ 879.014408][ T32] r4:85068000 [ 879.014432][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.014481][ T32] r5:85068000 r4:8291a680 [ 879.014504][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.014588][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.014639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0865e08 [ 879.014663][ T32] r4:00000000 [ 879.014686][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.014724][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.014760][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.014822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491a3c0 [ 879.014853][ T32] r4:00000000 [ 879.014877][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.014927][ T32] r9:83018205 r8:85068000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 879.014953][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.015000][ T32] r5:00001000 r4:dffa7000 [ 879.015022][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.015064][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.015110][ T32] r5:848bbb8c r4:848bb800 [ 879.015131][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.015179][ T32] r7:ddde2d80 r6:83018200 r5:848bbb8c r4:8439b480 [ 879.015201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.015256][ T32] r10:61c88647 r9:85068000 r8:8439b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.015282][ T32] r4:8439b480 [ 879.015303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.015352][ T32] r10:00000000 r9:8439b480 r8:80287e08 r7:e0845e60 r6:84385a00 r5:85068000 [ 879.015389][ T32] r4:00000001 [ 879.015416][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.015456][ T32] Exception stack(0xe0865fb0 to 0xe0865ff8) [ 879.015484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.015514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.015542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.015574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.015599][ T32] r4:8491a340 [ 879.015772][ T32] INFO: task kworker/1:346:3945 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.015808][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 879.016004][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 6 printk messages dropped ** [ 879.016203][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 879.016572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 879.017002][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 4 printk messages dropped ** [ 879.017194][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.017220][ T32] r4:00000001 [ 879.017249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.017290][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.017319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.017414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.017449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.017481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.017509][ T32] r4:84839400 [ 879.017534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.017564][ T32] INFO: task kworker/1:347:3947 blocked for more than 456 seconds. [ 879.017617][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.017663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.017721][ T32] task:kworker/1:347 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.017777][ T32] Workqueue: events bpf_prog_free_deferred [ 879.017823][ T32] Call trace: [ 879.017885][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.017937][ T32] r10:8291a684 r9:e0871d84 r8:00000002 r7:60000013 r6:e0871d8c r5:8506a400 [ 879.017962][ T32] r4:8506a400 [ 879.017986][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.018043][ T32] r5:8506a400 r4:8291a680 [ 879.018069][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.018111][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.018178][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0871e08 [ 879.018223][ T32] r4:00000000 [ 879.018256][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.018297][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.018354][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.040929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491a500 [ 879.041036][ T32] r4:00000000 [ 879.041066][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.041144][ T32] r9:83018205 r8:8506a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.041171][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.041222][ T32] r5:00001000 r4:dffd3000 [ 879.041255][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.041309][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.041361][ T32] r5:848bbf8c r4:848bbc00 [ 879.041385][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.041438][ T32] r7:ddde2d80 r6:83018200 r5:848bbf8c r4:8439b500 [ 879.041467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.041520][ T32] r10:61c88647 r9:8506a400 r8:8439b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.041545][ T32] r4:8439b500 [ 879.041566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.041618][ T32] r10:00000000 r9:8439b500 r8:80287e08 r7:e0845e60 r6:84385a80 r5:8506a400 [ 879.041642][ T32] r4:00000001 [ 879.041678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.041729][ T32] Exception stack(0xe0871fb0 to 0xe0871ff8) [ 879.041779][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.041839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.041875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.041908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.041934][ T32] r4:8491a540 [ 879.042271][ T32] INFO: task kworker/1:347:3947 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.042323][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.042432][ T32] Workqueue: events bpf_prog_free_deferred [ 879.042514][ T32] Call trace: [ 879.042552][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.042610][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.042637][ T32] r4:00000000 [ 879.042659][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.042702][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.042734][ T32] 1d20: d7e5b000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.042765][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.042792][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.042819][ T32] r5:80050013 r4:80239bb0 [ 879.042841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.042886][ T32] r4:82ac21e4 [ 879.042910][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.042973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.043005][ T32] r4:dff71dc0 [ 879.043028][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 879.043100][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.043310][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 879.043661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 879.043932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 879.044178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 879.044630][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 879.044912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491ab00 ** 6 printk messages dropped ** [ 879.045144][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 879.045286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.045647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.046022][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 879.046289][ T32] 1d20: d7e5b000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 879.046593][ T32] r4:dff71dc0 ** 3 printk messages dropped ** [ 879.046705][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 879.047019][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 4 printk messages dropped ** [ 879.047222][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 7 printk messages dropped ** [ 879.047497][ T32] r4:84839400 ** 4 printk messages dropped ** [ 879.047645][ T32] task:kworker/1:349 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.048078][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 879.069083][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 879.069213][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 879.069313][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.069371][ T32] r7:ddde2d80 r6:83018200 r5:848bc78c r4:8439b600 [ 879.069413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.069469][ T32] r10:61c88647 r9:85069800 r8:8439b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.069494][ T32] r4:8439b600 [ 879.069516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.069566][ T32] r10:00000000 r9:8439b600 r8:80287e08 r7:e0879e60 r6:84385b80 r5:85069800 [ 879.069590][ T32] r4:00000001 [ 879.069612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.069651][ T32] Exception stack(0xe087dfb0 to 0xe087dff8) [ 879.069683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.069736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.069770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.069804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.069829][ T32] r4:8491a640 [ 879.070188][ T32] INFO: task kworker/1:349:3950 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.070232][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.070369][ T32] Workqueue: events bpf_prog_free_deferred [ 879.070451][ T32] Call trace: [ 879.070538][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.070601][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.070627][ T32] r4:00000000 [ 879.070648][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.070713][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.070772][ T32] 1d20: d82f2000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.070808][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.070847][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.070877][ T32] r5:80050013 r4:80239bb0 [ 879.070899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.070946][ T32] r4:82ac21e4 [ 879.070989][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.071043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.071081][ T32] r4:dff71dc0 [ 879.071108][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.071154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.071179][ T32] r4:00000000 [ 879.071199][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.071250][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.071275][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.071320][ T32] r5:00001000 r4:dfb07000 [ 879.071341][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.071382][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.071427][ T32] r5:8455378c r4:84553400 [ 879.071452][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.071502][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.071526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.071574][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.071598][ T32] r4:8483a980 [ 879.071618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.071665][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.071689][ T32] r4:00000001 [ 879.071710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.071748][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.071776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.071808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.071850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.071886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.071911][ T32] r4:84839400 [ 879.071934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.071963][ T32] INFO: task kworker/1:350:3952 blocked for more than 456 seconds. [ 879.071999][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.072027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.072084][ T32] task:kworker/1:350 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.072143][ T32] Workqueue: events bpf_prog_free_deferred [ 879.072188][ T32] Call trace: [ 879.072220][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.072325][ T32] r10:8291a684 r9:e0895d84 r8:00000002 r7:60000113 r6:e0895d8c r5:8506c800 [ 879.072354][ T32] r4:8506c800 [ 879.072377][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.072424][ T32] r5:8506c800 r4:8291a680 [ 879.072445][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.072489][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.072539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0895e08 [ 879.072564][ T32] r4:00000000 [ 879.072600][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.072666][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.072732][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.072784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491aa00 [ 879.072829][ T32] r4:00000000 [ 879.072880][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.072946][ T32] r9:83018205 r8:8506c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 879.072975][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.073020][ T32] r5:00001000 r4:e017f000 [ 879.073063][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.073122][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.073206][ T32] r5:848bcb8c r4:848bc800 [ 879.073231][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.073296][ T32] r7:ddde2d80 r6:83018200 r5:848bcb8c r4:8439b680 [ 879.073319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.073371][ T32] r10:61c88647 r9:8506c800 r8:8439b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 879.073416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 879.073648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.074030][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 879.074298][ T32] 1d20: d82f2000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 7 printk messages dropped ** [ 879.074573][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.074789][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 879.075102][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.075337][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.075596][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 879.075957][ T32] r4:8506d400 ** 3 printk messages dropped ** [ 879.076090][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 879.076541][ T32] r5:00001000 r4:e056b000 ** 1 printk messages dropped ** [ 879.076604][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 879.076821][ T32] r4:8439b700 ** 2 printk messages dropped ** [ 879.076920][ T32] r4:00000001 ** 5 printk messages dropped ** [ 879.077126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 879.077560][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.077680][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.077917][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 879.078004][ T32] r4:00000000 [ 879.078060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.078114][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.078137][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.078182][ T32] r5:00001000 r4:dfb07000 [ 879.078203][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.078248][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.078295][ T32] r5:8455378c r4:84553400 [ 879.078317][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.100627][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.100734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.100820][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.100848][ T32] r4:8483a980 [ 879.100870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.100920][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.100944][ T32] r4:00000001 [ 879.100965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.101019][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.101063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.101097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.101129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.101161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.101185][ T32] r4:84839400 [ 879.101225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.101284][ T32] INFO: task kworker/1:352:3957 blocked for more than 456 seconds. [ 879.101323][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.101374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.101426][ T32] task:kworker/1:352 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.101499][ T32] Workqueue: events bpf_prog_free_deferred [ 879.101574][ T32] Call trace: [ 879.101643][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.101725][ T32] r10:8291a684 r9:e089dd84 r8:00000002 r7:60000013 r6:e089dd8c r5:8506e000 [ 879.101757][ T32] r4:8506e000 [ 879.101779][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.101825][ T32] r5:8506e000 r4:8291a680 [ 879.101848][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.101936][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.101988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 [ 879.102012][ T32] r4:00000000 [ 879.102062][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.102105][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.102146][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.102191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491ae80 [ 879.102216][ T32] r4:00000000 [ 879.102237][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.102316][ T32] r9:83018205 r8:8506e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 879.102346][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.102392][ T32] r5:00001000 r4:e0593000 [ 879.102415][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.102480][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.102531][ T32] r5:848bdb8c r4:848bd800 [ 879.102553][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.102601][ T32] r7:ddde2d80 r6:83018200 r5:848bdb8c r4:8439b780 [ 879.102622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.102673][ T32] r10:61c88647 r9:8506e000 r8:8439b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.102721][ T32] r4:8439b780 [ 879.102746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.102795][ T32] r10:00000000 r9:8439b780 r8:80287e08 r7:e0899e60 r6:84385d00 r5:8506e000 [ 879.102819][ T32] r4:00000001 [ 879.102839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.102879][ T32] Exception stack(0xe089dfb0 to 0xe089dff8) [ 879.102907][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.102938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.102968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.102999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.103024][ T32] r4:8491ab40 [ 879.103359][ T32] INFO: task kworker/1:352:3957 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.103403][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.103497][ T32] Workqueue: events bpf_prog_free_deferred [ 879.103559][ T32] Call trace: [ 879.103628][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.103743][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.103796][ T32] r4:00000000 [ 879.103822][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.103868][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.103898][ T32] 1d20: d8514000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.103933][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.103965][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.103992][ T32] r5:80050013 r4:80239bb0 [ 879.104014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.104095][ T32] r4:82ac21e4 [ 879.104123][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.104182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.104248][ T32] r4:dff71dc0 [ 879.104324][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.104375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.104401][ T32] r4:00000000 [ 879.104424][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.104470][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.104495][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.104555][ T32] r5:00001000 r4:dfb07000 [ 879.104600][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.104686][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.104752][ T32] r5:8455378c r4:84553400 [ 879.104774][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.104827][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.104864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.104920][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.104946][ T32] r4:8483a980 [ 879.104966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.105013][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.105038][ T32] r4:00000001 [ 879.105098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.105143][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.105216][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.105259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.105288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 879.105343][ T32] r4:84839400 ** 4 printk messages dropped ** [ 879.105495][ T32] task:kworker/1:353 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.105822][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 879.106057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491ad40 ** 7 printk messages dropped ** [ 879.106391][ T32] r5:848bd78c r4:848bd400 [ 879.106412][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.106561][ T32] r10:61c88647 r9:8506ec00 r8:8439b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.106786][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.107102][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.107633][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.107902][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.108135][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 879.127104][ T32] r4:8483a980 ** 2 printk messages dropped ** [ 879.127216][ T32] r4:00000001 ** 3 printk messages dropped ** [ 879.127352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.127680][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.127960][ T32] r5:8506b000 r4:8291a680 ** 3 printk messages dropped ** [ 879.128092][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.128302][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.141005][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.141048][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.141093][ T32] r5:848bdf8c r4:848bdc00 [ 879.141115][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.141166][ T32] r7:ddde2d80 r6:83018200 r5:848bdf8c r4:8439b880 [ 879.141189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.141239][ T32] r10:61c88647 r9:8506b000 r8:8439b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.141319][ T32] r4:8439b880 [ 879.141351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.141406][ T32] r10:00000000 r9:8439b880 r8:80287e08 r7:e089de60 r6:84385e00 r5:8506b000 [ 879.141431][ T32] r4:00000001 [ 879.141459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.141502][ T32] Exception stack(0xe08a5fb0 to 0xe08a5ff8) [ 879.141548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.141587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.141617][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.141648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.141671][ T32] r4:8491adc0 [ 879.142000][ T32] INFO: task kworker/1:354:3961 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.142036][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.142110][ T32] Workqueue: events bpf_prog_free_deferred [ 879.142178][ T32] Call trace: [ 879.142220][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.142290][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.142316][ T32] r4:00000000 [ 879.142338][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.142379][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.142411][ T32] 1d20: d8cba000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.142442][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.142470][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.142495][ T32] r5:80050013 r4:80239bb0 [ 879.142520][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.142582][ T32] r4:82ac21e4 [ 879.142613][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.142661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.142687][ T32] r4:dff71dc0 [ 879.142723][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.142785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.142812][ T32] r4:00000000 [ 879.142834][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.142882][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.142905][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.142957][ T32] r5:00001000 r4:dfb07000 [ 879.142980][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.143028][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.143074][ T32] r5:8455378c r4:84553400 [ 879.143112][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.143170][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.143196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.143256][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.143300][ T32] r4:8483a980 [ 879.143326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.143375][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.143400][ T32] r4:00000001 [ 879.143422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.143458][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.143488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.143519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.143549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.143602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.143727][ T32] r4:84839400 [ 879.143762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.143796][ T32] INFO: task kworker/1:355:3963 blocked for more than 456 seconds. [ 879.143835][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.143862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.143885][ T32] task:kworker/1:355 state:D stack:0 pid:3963 tgid:3963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.143938][ T32] Workqueue: events bpf_prog_free_deferred [ 879.143983][ T32] Call trace: [ 879.144019][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.144072][ T32] r10:8291a684 r9:e08a9d84 r8:00000002 r7:60000013 r6:e08a9d8c r5:84b9b000 [ 879.144097][ T32] r4:84b9b000 [ 879.144119][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.144178][ T32] r5:84b9b000 r4:8291a680 [ 879.144205][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.144291][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.144388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 [ 879.144417][ T32] r4:00000000 [ 879.144439][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.144478][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.144515][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 879.144582][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.144881][ T32] r5:848be38c r4:848be000 ** 1 printk messages dropped ** [ 879.144953][ T32] r7:ddde2d80 r6:83018200 r5:848be38c r4:8439b900 ** 5 printk messages dropped ** [ 879.145187][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.145348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.145701][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.145988][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 879.146210][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 879.146347][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 879.146520][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 879.146941][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.147265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 879.147643][ T32] r4:84a70000 ** 3 printk messages dropped ** [ 879.147802][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 879.148130][ T32] r9:83018205 r8:84a70000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 5 printk messages dropped ** [ 879.169025][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 879.169394][ T32] Exception stack(0xe08adfb0 to 0xe08adff8) ** 4 printk messages dropped ** [ 879.169551][ T32] r4:850b4080 ** 1 printk messages dropped ** [ 879.169936][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.170010][ T32] Workqueue: events bpf_prog_free_deferred [ 879.170062][ T32] Call trace: [ 879.170097][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.170155][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.170198][ T32] r4:00000000 [ 879.170233][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.170286][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.170317][ T32] 1d20: d909f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.170348][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.170375][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.170402][ T32] r5:80050013 r4:80239bb0 [ 879.170438][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.170512][ T32] r4:82ac21e4 [ 879.170540][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.170608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.170669][ T32] r4:dff71dc0 [ 879.170715][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.170767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.170792][ T32] r4:00000000 [ 879.170814][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.170863][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.170887][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.170933][ T32] r5:00001000 r4:dfb07000 [ 879.170955][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.170996][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.171038][ T32] r5:8455378c r4:84553400 [ 879.171085][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.171144][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.171181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.171235][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.171267][ T32] r4:8483a980 [ 879.171288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.171337][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.171364][ T32] r4:00000001 [ 879.171408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.171458][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.171502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.171541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.171573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.171605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.171630][ T32] r4:84839400 [ 879.171652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.171682][ T32] INFO: task kworker/1:357:3967 blocked for more than 456 seconds. [ 879.171717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.171743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.171766][ T32] task:kworker/1:357 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.171817][ T32] Workqueue: events bpf_prog_free_deferred [ 879.171861][ T32] Call trace: [ 879.171893][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.171943][ T32] r10:8291a684 r9:e08b1d84 r8:00000002 r7:60000013 r6:e08b1d8c r5:84a70c00 [ 879.171969][ T32] r4:84a70c00 [ 879.171991][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.172034][ T32] r5:84a70c00 r4:8291a680 [ 879.172084][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.172129][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.172173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b1e08 [ 879.172203][ T32] r4:00000000 [ 879.172225][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.172296][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.172338][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.172384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4440 [ 879.172408][ T32] r4:00000000 [ 879.172430][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.172490][ T32] r9:83018205 r8:84a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 879.172518][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.172563][ T32] r5:00001000 r4:e061b000 [ 879.172585][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.172627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.172693][ T32] r5:848beb8c r4:848be800 [ 879.172719][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.172768][ T32] r7:ddde2d80 r6:83018200 r5:848beb8c r4:8439ba00 [ 879.172792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.172840][ T32] r10:61c88647 r9:84a70c00 r8:8439ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.172865][ T32] r4:8439ba00 [ 879.172885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.172933][ T32] r10:00000000 r9:8439ba00 r8:80287e08 r7:e08ade60 r6:84385f80 r5:84a70c00 [ 879.172957][ T32] r4:00000001 [ 879.172977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.173037][ T32] Exception stack(0xe08b1fb0 to 0xe08b1ff8) [ 879.173072][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.173104][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.173155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.173216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.173254][ T32] r4:850b42c0 [ 879.173426][ T32] INFO: task kworker/1:357:3967 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.173460][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.173519][ T32] Workqueue: events bpf_prog_free_deferred [ 879.173583][ T32] Call trace: [ 879.173617][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.173671][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.173697][ T32] r4:00000000 [ 879.173718][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.173771][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.173807][ T32] 1d20: d909f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.173839][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.173868][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.173910][ T32] r5:80050013 r4:80239bb0 [ 879.174021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.174076][ T32] r4:82ac21e4 [ 879.174121][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.174193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.174221][ T32] r4:dff71dc0 [ 879.174249][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.174297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.174322][ T32] r4:00000000 [ 879.174344][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.174391][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 2 printk messages dropped ** [ 879.174507][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 879.174797][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 879.174977][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 5 printk messages dropped ** [ 879.175186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 879.175505][ T32] r4:84a71800 ** 4 printk messages dropped ** [ 879.175699][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b5e08 ** 5 printk messages dropped ** [ 879.175917][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.176139][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 879.176343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 879.176621][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.177004][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.177224][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.177278][ T32] 1d20: d909f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.177316][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.177344][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.177369][ T32] r5:80050013 r4:80239bb0 [ 879.177391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.177434][ T32] r4:82ac21e4 [ 879.177473][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.177523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.177547][ T32] r4:dff71dc0 [ 879.177568][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.177613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.177639][ T32] r4:00000000 [ 879.177661][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.177720][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.177750][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.177819][ T32] r5:00001000 r4:dfb07000 [ 879.177846][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.177889][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.177934][ T32] r5:8455378c r4:84553400 [ 879.177956][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.178006][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.178029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.178078][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.178103][ T32] r4:8483a980 [ 879.178123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.178182][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.178212][ T32] r4:00000001 [ 879.178248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.178292][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.178321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.178375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.196912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.197048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.197152][ T32] r4:84839400 [ 879.197191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.197227][ T32] INFO: task kworker/1:359:3971 blocked for more than 456 seconds. [ 879.197274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.197300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.197349][ T32] task:kworker/1:359 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.197444][ T32] Workqueue: events bpf_prog_free_deferred [ 879.197517][ T32] Call trace: [ 879.197554][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.197640][ T32] r10:8291a684 r9:e08b9d84 r8:00000002 r7:60000013 r6:e08b9d8c r5:84a72400 [ 879.197671][ T32] r4:84a72400 [ 879.197693][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.197742][ T32] r5:84a72400 r4:8291a680 [ 879.197766][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.197808][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.197855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 [ 879.197904][ T32] r4:00000000 [ 879.197931][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.197971][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.198011][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.198055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4740 [ 879.198079][ T32] r4:00000000 [ 879.198101][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.198151][ T32] r9:83018205 r8:84a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 879.198176][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.198220][ T32] r5:00001000 r4:e063b000 [ 879.198248][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.198314][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.198400][ T32] r5:848bf38c r4:848bf000 [ 879.212011][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.212204][ T32] r7:ddde2d80 r6:83018200 r5:848bf38c r4:8439bb00 [ 879.212237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.212345][ T32] r10:61c88647 r9:84a72400 r8:8439bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.212403][ T32] r4:8439bb00 [ 879.212432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.212488][ T32] r10:00000000 r9:8439bb00 r8:80287e08 r7:e08b5e60 r6:850bc080 r5:84a72400 [ 879.212533][ T32] r4:00000001 [ 879.212561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.212604][ T32] Exception stack(0xe08b9fb0 to 0xe08b9ff8) [ 879.212637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.212669][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.212698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.212730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.212754][ T32] r4:850b4540 [ 879.213078][ T32] INFO: task kworker/1:359:3971 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.213141][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.213249][ T32] Workqueue: events bpf_prog_free_deferred [ 879.213357][ T32] Call trace: [ 879.213400][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.213470][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.213502][ T32] r4:00000000 [ 879.213525][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.213568][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.213614][ T32] 1d20: d9610000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.213674][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.213706][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.213732][ T32] r5:80050013 r4:80239bb0 [ 879.213754][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.213800][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 879.213885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 ** 8 printk messages dropped ** [ 879.214294][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 879.214928][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 879.215129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 879.215478][ T32] Call trace: ** 4 printk messages dropped ** [ 879.215867][ T32] r5:84a73000 r4:8291a680 ** 3 printk messages dropped ** [ 879.216023][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.216170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b49c0 ** 7 printk messages dropped ** [ 879.216475][ T32] r5:848bfb8c r4:848bf800 ** 1 printk messages dropped ** [ 879.216575][ T32] r7:ddde2d80 r6:83018200 r5:848bfb8c r4:8439bb80 ** 2 printk messages dropped ** [ 879.216871][ T32] r4:8439bb80 ** 5 printk messages dropped ** [ 879.217069][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.217709][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.218150][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.225843][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 879.226208][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 879.226646][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 879.227027][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.227569][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 879.227811][ T32] r4:84a73c00 ** 4 printk messages dropped ** [ 879.228112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 [ 879.228166][ T32] r4:00000000 [ 879.228247][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.228312][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.228374][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.241886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b48c0 [ 879.241985][ T32] r4:00000000 [ 879.242016][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.242093][ T32] r9:83018205 r8:84a73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 879.242119][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.242210][ T32] r5:00001000 r4:e0649000 [ 879.242264][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.242313][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.242361][ T32] r5:848bf78c r4:848bf400 [ 879.242383][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.242433][ T32] r7:ddde2d80 r6:83018200 r5:848bf78c r4:8439bc00 [ 879.242458][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.242509][ T32] r10:61c88647 r9:84a73c00 r8:8439bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.242561][ T32] r4:8439bc00 [ 879.242615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.242672][ T32] r10:00000000 r9:8439bc00 r8:80287e08 r7:e08bde60 r6:850bc180 r5:84a73c00 [ 879.242697][ T32] r4:00000001 [ 879.242717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.242758][ T32] Exception stack(0xe08c1fb0 to 0xe08c1ff8) [ 879.242802][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.242838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.242882][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.242917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.242944][ T32] r4:850b4700 [ 879.243278][ T32] INFO: task kworker/1:361:3975 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.243317][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.243393][ T32] Workqueue: events bpf_prog_free_deferred [ 879.243444][ T32] Call trace: [ 879.243480][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.243566][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.243620][ T32] r4:00000000 [ 879.243694][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.243786][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.243843][ T32] 1d20: d98a9000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.243923][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.244116][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.244157][ T32] r5:80050013 r4:80239bb0 [ 879.244183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.244231][ T32] r4:82ac21e4 [ 879.244310][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.244372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.244398][ T32] r4:dff71dc0 [ 879.244421][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.244467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.244568][ T32] r4:00000000 [ 879.244596][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.244646][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.244674][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.244721][ T32] r5:00001000 r4:dfb07000 [ 879.244743][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.244783][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.244828][ T32] r5:8455378c r4:84553400 [ 879.244849][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.244900][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.244924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.244974][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.244998][ T32] r4:8483a980 [ 879.245069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.245127][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.245154][ T32] r4:00000001 [ 879.245186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.245225][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.245274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.245311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.245341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.245374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.245397][ T32] r4:84839400 [ 879.245420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.245452][ T32] INFO: task kworker/1:362:3977 blocked for more than 456 seconds. [ 879.245487][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.245515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.245565][ T32] task:kworker/1:362 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.245631][ T32] Workqueue: events bpf_prog_free_deferred [ 879.245749][ T32] Call trace: [ 879.245788][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.245841][ T32] r10:8291a684 r9:e08c5d84 r8:00000002 r7:60000113 r6:e08c5d8c r5:84a74800 [ 879.245865][ T32] r4:84a74800 [ 879.245889][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.245934][ T32] r5:84a74800 r4:8291a680 [ 879.245955][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.246035][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.246086][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c5e08 [ 879.246135][ T32] r4:00000000 [ 879.246161][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.246203][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.246239][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.246322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4ac0 [ 879.246358][ T32] r4:00000000 [ 879.246381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.246470][ T32] r9:83018205 r8:84a74800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 879.246500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.246546][ T32] r5:00001000 r4:e067b000 [ 879.246568][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 879.246672][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.246972][ T32] r10:00000000 r9:8439bc80 r8:80287e08 r7:e08bde60 r6:850bc200 r5:84a74800 ** 9 printk messages dropped ** [ 879.247499][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.248098][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.265638][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.265848][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 879.266208][ T32] r4:8483a980 ** 4 printk messages dropped ** [ 879.266454][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.266489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.266521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.266571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.266608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.266632][ T32] r4:84839400 [ 879.266658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.266690][ T32] INFO: task kworker/1:363:3979 blocked for more than 456 seconds. [ 879.266749][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.266780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.266822][ T32] task:kworker/1:363 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.266890][ T32] Workqueue: events bpf_prog_free_deferred [ 879.266939][ T32] Call trace: [ 879.266975][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.267033][ T32] r10:8291a684 r9:e08edd84 r8:00000002 r7:60000013 r6:e08edd8c r5:84a75400 [ 879.267073][ T32] r4:84a75400 [ 879.267096][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.267141][ T32] r5:84a75400 r4:8291a680 [ 879.267162][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.267203][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.267254][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 879.267281][ T32] r4:00000000 [ 879.267315][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.267382][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.267424][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.267468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bb8c0 [ 879.267493][ T32] r4:00000000 [ 879.267515][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.267564][ T32] r9:83018205 r8:84a75400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 879.267587][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.267633][ T32] r5:00001000 r4:e06c3000 [ 879.267653][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.267693][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.267736][ T32] r5:84901b8c r4:84901800 [ 879.267758][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.267804][ T32] r7:ddde2d80 r6:83018200 r5:84901b8c r4:8439bd00 [ 879.267827][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.267877][ T32] r10:61c88647 r9:84a75400 r8:8439bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.267901][ T32] r4:8439bd00 [ 879.267934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.267988][ T32] r10:00000000 r9:8439bd00 r8:80287e08 r7:e08c5e60 r6:850bc300 r5:84a75400 [ 879.268012][ T32] r4:00000001 [ 879.268032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.268071][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 879.268099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.268132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.268162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.268193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.268240][ T32] r4:850b4a40 [ 879.274363][ T32] INFO: task kworker/1:363:3979 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.274478][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.274558][ T32] Workqueue: events bpf_prog_free_deferred [ 879.274625][ T32] Call trace: [ 879.274663][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.274727][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.274754][ T32] r4:00000000 [ 879.274779][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.274823][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.274857][ T32] 1d20: d9c82000 dfae3000 00000001 80239b98 7f14f000 00000001 ** 1 printk messages dropped ** [ 879.274918][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 879.275107][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.275349][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 879.275658][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.275927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 879.276235][ T32] Workqueue: events bpf_prog_free_deferred [ 879.276318][ T32] Call trace: [ 879.276353][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.276406][ T32] r10:8291a684 r9:e0875d84 r8:00000002 r7:60000113 r6:e0875d8c r5:84a76000 [ 879.276433][ T32] r4:84a76000 [ 879.276456][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.276502][ T32] r5:84a76000 r4:8291a680 [ 879.276535][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.276577][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.276622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0875e08 [ 879.276646][ T32] r4:00000000 [ 879.276667][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.276704][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.276741][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.276784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c3600 [ 879.276807][ T32] r4:00000000 [ 879.276828][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.276874][ T32] r9:83018005 r8:84a76000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 879.276897][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.276942][ T32] r5:00001000 r4:e0103000 [ 879.276964][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.277006][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.277050][ T32] r5:8490238c r4:84902000 [ 879.277072][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.277118][ T32] r7:dddced80 r6:83018000 r5:8490238c r4:850bc280 [ 879.277141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.277190][ T32] r10:61c88647 r9:84a76000 r8:850bc2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.277215][ T32] r4:850bc280 [ 879.277235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.277292][ T32] r10:00000000 r9:850bc280 r8:80287e08 r7:e06f9e60 r6:850bc380 r5:84a76000 [ 879.277326][ T32] r4:00000001 [ 879.277365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.277406][ T32] Exception stack(0xe0875fb0 to 0xe0875ff8) [ 879.277435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.277514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.277550][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.277582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.277607][ T32] r4:850bba00 [ 879.277827][ T32] INFO: task kworker/0:71:3981 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.277862][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.277967][ T32] Workqueue: events bpf_prog_free_deferred [ 879.278043][ T32] Call trace: [ 879.278102][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.278179][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.278210][ T32] r4:00000000 [ 879.278233][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.278290][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.278324][ T32] 1d20: d9c82000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.278388][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.278449][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.294563][ T32] r5:80050013 r4:80239bb0 [ 879.294650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.294727][ T32] r4:82ac21e4 [ 879.294769][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 879.294874][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.295069][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 879.295390][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 2 printk messages dropped ** [ 879.295500][ T32] r4:8483a980 [ 879.295522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.295573][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.295598][ T32] r4:00000001 [ 879.295619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.295682][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.295721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.295753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.295782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.295813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.295837][ T32] r4:84839400 [ 879.295862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.295896][ T32] INFO: task kworker/1:364:3983 blocked for more than 456 seconds. [ 879.295956][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.295988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.296036][ T32] task:kworker/1:364 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.296118][ T32] Workqueue: events bpf_prog_free_deferred [ 879.296174][ T32] Call trace: [ 879.296210][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.296311][ T32] r10:8291a684 r9:e08f1d84 r8:00000002 r7:60000113 r6:e08f1d8c r5:84a76c00 [ 879.296340][ T32] r4:84a76c00 [ 879.296365][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.296412][ T32] r5:84a76c00 r4:8291a680 [ 879.296433][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.296474][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.296536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f1e08 [ 879.296563][ T32] r4:00000000 [ 879.296584][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.296623][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.296660][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.296720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4cc0 [ 879.296750][ T32] r4:00000000 [ 879.296795][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.296866][ T32] r9:83018205 r8:84a76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 879.296896][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.296942][ T32] r5:00001000 r4:e06d5000 [ 879.296964][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.297005][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.297048][ T32] r5:8512838c r4:85128000 [ 879.297083][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.297136][ T32] r7:ddde2d80 r6:83018200 r5:8512838c r4:8439bd80 [ 879.297186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.297252][ T32] r10:61c88647 r9:84a76c00 r8:8439bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.297306][ T32] r4:8439bd80 [ 879.297334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.297386][ T32] r10:00000000 r9:8439bd80 r8:80287e08 r7:e08ede60 r6:850bc400 r5:84a76c00 [ 879.297411][ T32] r4:00000001 [ 879.297471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.297521][ T32] Exception stack(0xe08f1fb0 to 0xe08f1ff8) [ 879.297565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.297620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.297677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.297735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.297764][ T32] r4:850b4b80 [ 879.298085][ T32] INFO: task kworker/1:364:3983 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.298120][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.298183][ T32] Workqueue: events bpf_prog_free_deferred [ 879.298233][ T32] Call trace: [ 879.298275][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.298358][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 2 printk messages dropped ** [ 879.306806][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 2 printk messages dropped ** [ 879.306905][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 879.307003][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 879.307095][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 879.307185][ T32] r4:00000000 ** 4 printk messages dropped ** [ 879.307363][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 879.307646][ T32] r4:8483a980 ** 2 printk messages dropped ** [ 879.307746][ T32] r4:00000001 ** 2 printk messages dropped ** [ 879.307876][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.308059][ T32] INFO: task kworker/1:365:3984 blocked for more than 456 seconds. ** 4 printk messages dropped ** [ 879.321348][ T32] Call trace: [ 879.321489][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.321634][ T32] r10:8291a684 r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:850f8000 [ 879.321668][ T32] r4:850f8000 [ 879.321694][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.321744][ T32] r5:850f8000 r4:8291a680 [ 879.321780][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.321829][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.321877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 [ 879.321904][ T32] r4:00000000 [ 879.321926][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.321963][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.322003][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.322046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b4e40 [ 879.322070][ T32] r4:00000000 [ 879.322110][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.322167][ T32] r9:83018205 r8:850f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 879.322204][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.322270][ T32] r5:00001000 r4:e0717000 [ 879.322294][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.322339][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.322385][ T32] r5:8512878c r4:85128400 [ 879.322407][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.322457][ T32] r7:ddde2d80 r6:83018200 r5:8512878c r4:8439be00 [ 879.322480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.322530][ T32] r10:61c88647 r9:850f8000 r8:8439be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.322554][ T32] r4:8439be00 [ 879.322574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.322624][ T32] r10:00000000 r9:8439be00 r8:80287e08 r7:e08f1e60 r6:850bc480 r5:850f8000 [ 879.322650][ T32] r4:00000001 [ 879.322672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.322713][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 879.322760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.322800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.322837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.322895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.322924][ T32] r4:850b4c80 [ 879.323264][ T32] INFO: task kworker/1:365:3984 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.323331][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.323407][ T32] Workqueue: events bpf_prog_free_deferred [ 879.323458][ T32] Call trace: [ 879.323508][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.323579][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.323605][ T32] r4:00000000 [ 879.323628][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.323678][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.323743][ T32] 1d20: da593000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.323801][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.323853][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.323902][ T32] r5:80050013 r4:80239bb0 [ 879.323951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.324035][ T32] r4:82ac21e4 [ 879.324085][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.324140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.324165][ T32] r4:dff71dc0 [ 879.324188][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.324233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.324314][ T32] r4:00000000 [ 879.324342][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.324393][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.324432][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.324486][ T32] r5:00001000 r4:dfb07000 [ 879.324511][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.324554][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.324598][ T32] r5:8455378c r4:84553400 [ 879.324632][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.324710][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.324740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.324793][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.324817][ T32] r4:8483a980 [ 879.324837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.324884][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.324907][ T32] r4:00000001 [ 879.324928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.324965][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.324993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.325023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.325052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.325084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.325110][ T32] r4:84839400 [ 879.325132][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.325177][ T32] INFO: task kworker/1:366:3986 blocked for more than 456 seconds. [ 879.325228][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.325268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.325315][ T32] task:kworker/1:366 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.325371][ T32] Workqueue: events bpf_prog_free_deferred [ 879.325417][ T32] Call trace: [ 879.325450][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.325499][ T32] r10:8291a684 r9:e08f9d84 r8:00000002 r7:60000013 r6:e08f9d8c r5:850f8c00 [ 879.325526][ T32] r4:850f8c00 [ 879.325562][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.325613][ T32] r5:850f8c00 r4:8291a680 [ 879.325672][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.325738][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.325798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 879.325822][ T32] r4:00000000 [ 879.325843][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.325882][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.325917][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.325959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84947340 [ 879.325983][ T32] r4:00000000 [ 879.326006][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.326052][ T32] r9:83018205 r8:850f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 879.326097][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.326146][ T32] r5:00001000 r4:e0725000 [ 879.326168][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.326209][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.326261][ T32] r5:85128b8c r4:85128800 [ 879.326283][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.326331][ T32] r7:ddde2d80 r6:83018200 r5:85128b8c r4:8439be80 [ 879.326365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.326422][ T32] r10:61c88647 r9:850f8c00 r8:8439beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.326447][ T32] r4:8439be80 [ 879.326469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.326517][ T32] r10:00000000 r9:8439be80 r8:80287e08 r7:e08f5e60 r6:850bc500 r5:850f8c00 [ 879.326540][ T32] r4:00000001 [ 879.326561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.326599][ T32] Exception stack(0xe08f9fb0 to 0xe08f9ff8) [ 879.326627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.326657][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.326685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.326714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.326738][ T32] r4:850b4700 [ 879.326906][ T32] INFO: task kworker/1:366:3986 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.326941][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.327044][ T32] Workqueue: events bpf_prog_free_deferred [ 879.327092][ T32] Call trace: [ 879.327151][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.327207][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.327232][ T32] r4:00000000 [ 879.327259][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.327301][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.327331][ T32] 1d20: da593000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.327361][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.327390][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.327416][ T32] r5:80050013 r4:80239bb0 [ 879.327439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.327484][ T32] r4:82ac21e4 [ 879.327506][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.327550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.327588][ T32] r4:dff71dc0 [ 879.327613][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.327659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.327683][ T32] r4:00000000 [ 879.327708][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.327755][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.327790][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.327839][ T32] r5:00001000 r4:dfb07000 [ 879.327863][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.327905][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.327949][ T32] r5:8455378c r4:84553400 [ 879.327970][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.328018][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.328042][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.328107][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.328136][ T32] r4:8483a980 [ 879.328179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.328232][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.328296][ T32] r4:00000001 [ 879.328331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.336658][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.336776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.336813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.336844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.336880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.336926][ T32] r4:84839400 [ 879.336963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.336999][ T32] INFO: task kworker/1:367:3989 blocked for more than 456 seconds. [ 879.337036][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.337062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.337086][ T32] task:kworker/1:367 state:D stack:0 pid:3989 tgid:3989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.337148][ T32] Workqueue: events bpf_prog_free_deferred [ 879.337215][ T32] Call trace: [ 879.337279][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.337342][ T32] r10:8291a684 r9:e4909d84 r8:00000002 r7:60000113 r6:e4909d8c r5:850fb000 [ 879.337369][ T32] r4:850fb000 [ 879.337390][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.337436][ T32] r5:850fb000 r4:8291a680 [ 879.337457][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.337512][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.337564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4909e08 [ 879.337589][ T32] r4:00000000 [ 879.337610][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.337671][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.337717][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.337762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8491afc0 [ 879.337787][ T32] r4:00000000 [ 879.337809][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.337858][ T32] r9:83018205 r8:850fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 879.337893][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.337939][ T32] r5:00001000 r4:e073d000 [ 879.337961][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.338002][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.338068][ T32] r5:85128f8c r4:85128c00 [ 879.338096][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.338150][ T32] r7:ddde2d80 r6:83018200 r5:85128f8c r4:8439bf00 [ 879.338173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.338224][ T32] r10:61c88647 r9:850fb000 r8:8439bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.338260][ T32] r4:8439bf00 [ 879.338300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.350697][ T32] r10:00000000 r9:8439bf00 r8:80287e08 r7:e08f9e60 r6:850bc580 r5:850fb000 [ 879.350793][ T32] r4:00000001 [ 879.350823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.350906][ T32] Exception stack(0xe4909fb0 to 0xe4909ff8) [ 879.350947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.350980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.351009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.351041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.351069][ T32] r4:850b4ec0 [ 879.351401][ T32] INFO: task kworker/1:367:3989 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.351448][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.351522][ T32] Workqueue: events bpf_prog_free_deferred [ 879.351578][ T32] Call trace: [ 879.351615][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.351674][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.351699][ T32] r4:00000000 [ 879.351721][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.351763][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.351794][ T32] 1d20: da983000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.351826][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.351866][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.351901][ T32] r5:80050013 r4:80239bb0 [ 879.351925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.351989][ T32] r4:82ac21e4 [ 879.352018][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.352096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.352123][ T32] r4:dff71dc0 [ 879.352144][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.352191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.352217][ T32] r4:00000000 [ 879.352240][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.352330][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.352356][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.352401][ T32] r5:00001000 r4:dfb07000 [ 879.352423][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.352464][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.352510][ T32] r5:8455378c r4:84553400 [ 879.352532][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.352581][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.352606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.352655][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.352681][ T32] r4:8483a980 [ 879.352703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.352750][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.352775][ T32] r4:00000001 [ 879.352823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.352867][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.352897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.352927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.352956][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.352986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.353024][ T32] r4:84839400 [ 879.353052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.353084][ T32] INFO: task kworker/1:368:3991 blocked for more than 456 seconds. [ 879.353119][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.353146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.353170][ T32] task:kworker/1:368 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.353223][ T32] Workqueue: events bpf_prog_free_deferred [ 879.353305][ T32] Call trace: [ 879.353342][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.353394][ T32] r10:8291a684 r9:e4911d84 r8:00000002 r7:60000113 r6:e4911d8c r5:850fa400 [ 879.353419][ T32] r4:850fa400 [ 879.353440][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.353485][ T32] r5:850fa400 r4:8291a680 [ 879.353506][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.353548][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.353592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4911e08 [ 879.353618][ T32] r4:00000000 [ 879.353640][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.353676][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.353735][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.353786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be200 [ 879.353811][ T32] r4:00000000 [ 879.353834][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.353883][ T32] r9:83018205 r8:850fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 879.353907][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.353951][ T32] r5:00001000 r4:e0849000 [ 879.353972][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.354012][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.354056][ T32] r5:85129b8c r4:85129800 [ 879.354077][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.354125][ T32] r7:ddde2d80 r6:83018200 r5:85129b8c r4:8439bf80 [ 879.354199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.354264][ T32] r10:61c88647 r9:850fa400 r8:8439bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.354294][ T32] r4:8439bf80 [ 879.354340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.354393][ T32] r10:00000000 r9:8439bf80 r8:80287e08 r7:e4909e60 r6:850bc600 r5:850fa400 [ 879.354417][ T32] r4:00000001 [ 879.354440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.354481][ T32] Exception stack(0xe4911fb0 to 0xe4911ff8) [ 879.354510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.354541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.354570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.354613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.354642][ T32] r4:8491a6c0 [ 879.354815][ T32] INFO: task kworker/1:368:3991 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.354847][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.354908][ T32] Workqueue: events bpf_prog_free_deferred [ 879.354958][ T32] Call trace: [ 879.354989][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.355059][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.355166][ T32] r4:00000000 [ 879.355197][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.355251][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.355286][ T32] 1d20: da983000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.355317][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.355343][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.355368][ T32] r5:80050013 r4:80239bb0 [ 879.355390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.355450][ T32] r4:82ac21e4 [ 879.355477][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.355533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.355557][ T32] r4:dff71dc0 [ 879.355600][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.355650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.355673][ T32] r4:00000000 [ 879.355696][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.355745][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.355767][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.355810][ T32] r5:00001000 r4:dfb07000 [ 879.355831][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.355872][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.355915][ T32] r5:8455378c r4:84553400 [ 879.355938][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.355987][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.356010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.356060][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.356084][ T32] r4:8483a980 [ 879.356105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.356151][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.356190][ T32] r4:00000001 [ 879.356239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.356333][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.356364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.356395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.356426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.356458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.356481][ T32] r4:84839400 [ 879.356503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.356533][ T32] INFO: task kworker/1:369:3992 blocked for more than 456 seconds. [ 879.356579][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.356632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.356659][ T32] task:kworker/1:369 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.356711][ T32] Workqueue: events bpf_prog_free_deferred [ 879.356770][ T32] Call trace: [ 879.356809][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.356860][ T32] r10:8291a684 r9:e4915d84 r8:00000002 r7:60000113 r6:e4915d8c r5:850fbc00 [ 879.356907][ T32] r4:850fbc00 [ 879.356956][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.357005][ T32] r5:850fbc00 r4:8291a680 [ 879.357026][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.357070][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.357115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4915e08 [ 879.357139][ T32] r4:00000000 [ 879.357172][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.357213][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.357255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.357300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be040 [ 879.357340][ T32] r4:00000000 [ 879.357367][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.357415][ T32] r9:83018205 r8:850fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 879.357437][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.357480][ T32] r5:00001000 r4:e0745000 [ 879.357500][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.357540][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.357585][ T32] r5:8512938c r4:85129000 [ 879.357608][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.357669][ T32] r7:ddde2d80 r6:83018200 r5:8512938c r4:850b3000 [ 879.357707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.357762][ T32] r10:61c88647 r9:850fbc00 r8:850b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.357786][ T32] r4:850b3000 [ 879.357806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.357853][ T32] r10:00000000 r9:850b3000 r8:80287e08 r7:e4911e60 r6:850bc680 r5:850fbc00 [ 879.357877][ T32] r4:00000001 [ 879.357897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.357934][ T32] Exception stack(0xe4915fb0 to 0xe4915ff8) [ 879.357962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.357993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.358021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.358052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.358077][ T32] r4:850b4fc0 [ 879.358259][ T32] INFO: task kworker/1:369:3992 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.358299][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.381414][ T32] Workqueue: events bpf_prog_free_deferred [ 879.381587][ T32] Call trace: [ 879.381629][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.381713][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.381745][ T32] r4:00000000 [ 879.381769][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.381815][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.381847][ T32] 1d20: dadbe000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.381880][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.381907][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.381934][ T32] r5:80050013 r4:80239bb0 [ 879.381956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.382001][ T32] r4:82ac21e4 [ 879.382022][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.382067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.382109][ T32] r4:dff71dc0 [ 879.382137][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.382185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.382210][ T32] r4:00000000 [ 879.382231][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.382297][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.382322][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.382385][ T32] r5:00001000 r4:dfb07000 [ 879.382414][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.382458][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.382504][ T32] r5:8455378c r4:84553400 [ 879.382526][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.382592][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.382621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.382672][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.382696][ T32] r4:8483a980 [ 879.382744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.382804][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.382832][ T32] r4:00000001 [ 879.382853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.382891][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.382920][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.382952][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.382979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.383010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.383034][ T32] r4:84839400 [ 879.383060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.383092][ T32] INFO: task kworker/1:370:3995 blocked for more than 456 seconds. [ 879.383128][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.383156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.383195][ T32] task:kworker/1:370 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.383292][ T32] Workqueue: events bpf_prog_free_deferred [ 879.383339][ T32] Call trace: [ 879.383374][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.383426][ T32] r10:8291a684 r9:e4929d84 r8:00000002 r7:60000013 r6:e4929d8c r5:850f9800 [ 879.383451][ T32] r4:850f9800 [ 879.383485][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.383537][ T32] r5:850f9800 r4:8291a680 [ 879.383582][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.383630][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.383676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4929e08 [ 879.383702][ T32] r4:00000000 [ 879.383749][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.383817][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.383862][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.383908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be140 [ 879.383934][ T32] r4:00000000 [ 879.383956][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.384002][ T32] r9:83018205 r8:850f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 879.384026][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.384070][ T32] r5:00001000 r4:e0827000 [ 879.384091][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.384130][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.384175][ T32] r5:8512978c r4:85129400 [ 879.384220][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.384310][ T32] r7:ddde2d80 r6:83018200 r5:8512978c r4:850b3080 [ 879.384344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.384395][ T32] r10:61c88647 r9:850f9800 r8:850b30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.384421][ T32] r4:850b3080 [ 879.384441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.384488][ T32] r10:00000000 r9:850b3080 r8:80287e08 r7:e4911e60 r6:850bc700 r5:850f9800 [ 879.384512][ T32] r4:00000001 [ 879.384532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.384569][ T32] Exception stack(0xe4929fb0 to 0xe4929ff8) [ 879.384598][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.384630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.384676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.384712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.384737][ T32] r4:850be100 [ 879.385058][ T32] INFO: task kworker/1:370:3995 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.385095][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.385177][ T32] Workqueue: events bpf_prog_free_deferred [ 879.385228][ T32] Call trace: [ 879.385271][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.385324][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.385350][ T32] r4:00000000 [ 879.385372][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.385420][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.385453][ T32] 1d20: dadbe000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.385484][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.385511][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.385535][ T32] r5:80050013 r4:80239bb0 [ 879.385557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.385600][ T32] r4:82ac21e4 [ 879.385620][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.385663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.385687][ T32] r4:dff71dc0 [ 879.385720][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.385771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.385797][ T32] r4:00000000 [ 879.385818][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.385866][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.385889][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.385946][ T32] r5:00001000 r4:dfb07000 [ 879.385972][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.386015][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.386059][ T32] r5:8455378c r4:84553400 [ 879.386080][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.386129][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.386153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.386202][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.386225][ T32] r4:8483a980 [ 879.386251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.386301][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.386349][ T32] r4:00000001 [ 879.386397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.386439][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.386468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.386499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.386529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.386559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.386585][ T32] r4:84839400 [ 879.386606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.386633][ T32] INFO: task kworker/1:371:3998 blocked for more than 456 seconds. [ 879.386685][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.386716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.386761][ T32] task:kworker/1:371 state:D stack:0 pid:3998 tgid:3998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.386814][ T32] Workqueue: events bpf_prog_free_deferred [ 879.386860][ T32] Call trace: [ 879.386894][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.386946][ T32] r10:8291a684 r9:e4935d84 r8:00000002 r7:60000113 r6:e4935d8c r5:850fd400 [ 879.386988][ T32] r4:850fd400 [ 879.387016][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.387062][ T32] r5:850fd400 r4:8291a680 [ 879.387083][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.387124][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.387168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4935e08 [ 879.387192][ T32] r4:00000000 [ 879.387212][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.387258][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.387295][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.387351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be340 [ 879.387380][ T32] r4:00000000 [ 879.387402][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.387474][ T32] r9:83018205 r8:850fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 879.387504][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.387551][ T32] r5:00001000 r4:e08c7000 [ 879.387573][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.387614][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.387682][ T32] r5:85129f8c r4:85129c00 [ 879.387709][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.387771][ T32] r7:ddde2d80 r6:83018200 r5:85129f8c r4:850b3100 [ 879.387797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.387847][ T32] r10:61c88647 r9:850fd400 r8:850b312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.387872][ T32] r4:850b3100 [ 879.387892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.387941][ T32] r10:00000000 r9:850b3100 r8:80287e08 r7:e4911e60 r6:850bc780 r5:850fd400 [ 879.387965][ T32] r4:00000001 [ 879.388001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.388043][ T32] Exception stack(0xe4935fb0 to 0xe4935ff8) [ 879.388089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.388125][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.388154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.388185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.388211][ T32] r4:850be240 [ 879.402989][ T32] INFO: task kworker/1:371:3998 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.403126][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.403212][ T32] Workqueue: events bpf_prog_free_deferred [ 879.403298][ T32] Call trace: [ 879.403342][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.403410][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.403451][ T32] r4:00000000 [ 879.403479][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.403526][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.403560][ T32] 1d20: daf93000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.403592][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.403625][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.403654][ T32] r5:80050013 r4:80239bb0 [ 879.403677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.403723][ T32] r4:82ac21e4 [ 879.403744][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.403788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.403832][ T32] r4:dff71dc0 [ 879.403859][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.403906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.403929][ T32] r4:00000000 [ 879.403950][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.404000][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.404024][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.404068][ T32] r5:00001000 r4:dfb07000 [ 879.404091][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.404134][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.404179][ T32] r5:8455378c r4:84553400 [ 879.404201][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.404297][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.404328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.404381][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.404406][ T32] r4:8483a980 [ 879.404426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.404475][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.404499][ T32] r4:00000001 [ 879.404520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.404559][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.404589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.404620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.404650][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.404681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.404719][ T32] r4:84839400 [ 879.404750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.404782][ T32] INFO: task kworker/1:372:3999 blocked for more than 456 seconds. [ 879.404817][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.404844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.404867][ T32] task:kworker/1:372 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.404916][ T32] Workqueue: events bpf_prog_free_deferred [ 879.404962][ T32] Call trace: [ 879.404995][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.405043][ T32] r10:8291a684 r9:e4939d84 r8:00000002 r7:60000113 r6:e4939d8c r5:850fc800 [ 879.405069][ T32] r4:850fc800 [ 879.405090][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.405148][ T32] r5:850fc800 r4:8291a680 [ 879.405175][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.405218][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.405274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4939e08 [ 879.405300][ T32] r4:00000000 [ 879.405342][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.405416][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.405477][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.405534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be480 [ 879.405558][ T32] r4:00000000 [ 879.405579][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.405626][ T32] r9:83018205 r8:850fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 879.405648][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.405692][ T32] r5:00001000 r4:e4917000 [ 879.405729][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.405775][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.405845][ T32] r5:8512a38c r4:8512a000 [ 879.405871][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.405922][ T32] r7:ddde2d80 r6:83018200 r5:8512a38c r4:850b3180 [ 879.405944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.405993][ T32] r10:61c88647 r9:850fc800 r8:850b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.406018][ T32] r4:850b3180 [ 879.406037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.406084][ T32] r10:00000000 r9:850b3180 r8:80287e08 r7:e4935e60 r6:850bc800 r5:850fc800 [ 879.406108][ T32] r4:00000001 [ 879.406128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.406167][ T32] Exception stack(0xe4939fb0 to 0xe4939ff8) [ 879.406195][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.406225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.406264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.406297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.406322][ T32] r4:850be240 [ 879.406644][ T32] INFO: task kworker/1:372:3999 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.406694][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.406809][ T32] Workqueue: events bpf_prog_free_deferred [ 879.406861][ T32] Call trace: [ 879.406893][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.406947][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.406971][ T32] r4:00000000 [ 879.406991][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.407032][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.407061][ T32] 1d20: daf93000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.407093][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.407120][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.407144][ T32] r5:80050013 r4:80239bb0 [ 879.407166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.407210][ T32] r4:82ac21e4 [ 879.407231][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.407288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.407313][ T32] r4:dff71dc0 [ 879.407342][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.407386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.407409][ T32] r4:00000000 [ 879.407430][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.407477][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.407500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.407543][ T32] r5:00001000 r4:dfb07000 [ 879.407563][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.407604][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.407647][ T32] r5:8455378c r4:84553400 [ 879.407669][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.407718][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.407750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.407802][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.407848][ T32] r4:8483a980 [ 879.407897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.407951][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.407975][ T32] r4:00000001 [ 879.407995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.408053][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.408087][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 879.408147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.420866][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.421339][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 879.421562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be800 ** 7 printk messages dropped ** [ 879.421833][ T32] r5:8512ab8c r4:8512a800 ** 1 printk messages dropped ** [ 879.421904][ T32] r7:ddde2d80 r6:83018200 r5:8512ab8c r4:850b3200 ** 4 printk messages dropped ** [ 879.422112][ T32] r10:00000000 r9:850b3200 r8:80287e08 r7:e4939e60 r6:850bc880 r5:850fec00 ** 7 printk messages dropped ** [ 879.422478][ T32] r4:850be4c0 ** 4 printk messages dropped ** [ 879.422995][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 879.423257][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 879.423517][ T32] r4:dff71dc0 ** 4 printk messages dropped ** [ 879.423769][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 879.424138][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 879.424413][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.424469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.424507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.424540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.424570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.424594][ T32] r4:84839400 [ 879.424616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.424647][ T32] INFO: task kworker/1:374:4002 blocked for more than 456 seconds. [ 879.424683][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.424710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.424733][ T32] task:kworker/1:374 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.424782][ T32] Workqueue: events bpf_prog_free_deferred [ 879.424828][ T32] Call trace: [ 879.424862][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.424912][ T32] r10:8291a684 r9:e4945d84 r8:00000002 r7:60000113 r6:e4945d8c r5:850fe000 [ 879.424956][ T32] r4:850fe000 [ 879.424985][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.425031][ T32] r5:850fe000 r4:8291a680 [ 879.425052][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.425092][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.425137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4945e08 [ 879.425160][ T32] r4:00000000 [ 879.425181][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.425219][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.425278][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.425327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850be700 [ 879.425353][ T32] r4:00000000 [ 879.425374][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.425423][ T32] r9:83018205 r8:850fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 879.425461][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.425558][ T32] r5:00001000 r4:e493d000 [ 879.425585][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.425627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.425672][ T32] r5:8512a78c r4:8512a400 [ 879.425709][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.425764][ T32] r7:ddde2d80 r6:83018200 r5:8512a78c r4:850b3280 [ 879.425812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.425868][ T32] r10:61c88647 r9:850fe000 r8:850b32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.425896][ T32] r4:850b3280 [ 879.425933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.425986][ T32] r10:00000000 r9:850b3280 r8:80287e08 r7:e4941e60 r6:850bc900 r5:850fe000 [ 879.426011][ T32] r4:00000001 [ 879.426080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.426123][ T32] Exception stack(0xe4945fb0 to 0xe4945ff8) [ 879.426192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.426228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.426271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.426315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.426346][ T32] r4:850be4c0 [ 879.426528][ T32] INFO: task kworker/1:374:4002 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.426598][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.426685][ T32] Workqueue: events bpf_prog_free_deferred [ 879.426752][ T32] Call trace: [ 879.426830][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.426924][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.426965][ T32] r4:00000000 [ 879.426989][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.427033][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.427064][ T32] 1d20: db313000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.427095][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.427122][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.427148][ T32] r5:80050013 r4:80239bb0 [ 879.427169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.427212][ T32] r4:82ac21e4 [ 879.427234][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.427293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.427317][ T32] r4:dff71dc0 [ 879.427338][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.427382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.427405][ T32] r4:00000000 [ 879.427426][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.427473][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.427500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.427551][ T32] r5:00001000 r4:dfb07000 [ 879.427574][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 879.427708][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 879.428221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 879.452181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e495de08 ** 12 printk messages dropped ** [ 879.452668][ T32] r5:8512af8c r4:8512ac00 ** 2 printk messages dropped ** [ 879.452762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.453105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.453761][ T32] Call trace: ** 6 printk messages dropped ** [ 879.453999][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 879.454391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 8 printk messages dropped ** [ 879.454677][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 879.455005][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 879.455200][ T32] INFO: task kworker/1:376:4007 blocked for more than 456 seconds. ** 3 printk messages dropped ** [ 879.455349][ T32] Workqueue: events bpf_prog_free_deferred [ 879.455393][ T32] Call trace: [ 879.455426][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.455477][ T32] r10:8291a684 r9:e4931d84 r8:00000002 r7:60000113 r6:e4931d8c r5:85009800 [ 879.455501][ T32] r4:85009800 [ 879.455523][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.455569][ T32] r5:85009800 r4:8291a680 [ 879.455590][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.455629][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.455673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4931e08 [ 879.455697][ T32] r4:00000000 [ 879.455719][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.455756][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.455792][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.455835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bec40 [ 879.455858][ T32] r4:00000000 [ 879.455879][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.455926][ T32] r9:83018205 r8:85009800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 879.455950][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.455993][ T32] r5:00001000 r4:df9eb000 [ 879.456014][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.456054][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.456098][ T32] r5:8512b78c r4:8512b400 [ 879.456120][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.456184][ T32] r7:ddde2d80 r6:83018200 r5:8512b78c r4:850b3380 [ 879.456220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.456313][ T32] r10:61c88647 r9:85009800 r8:850b33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.456341][ T32] r4:850b3380 [ 879.456363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.456412][ T32] r10:00000000 r9:850b3380 r8:80287e08 r7:e495de60 r6:850b3400 r5:85009800 [ 879.456438][ T32] r4:00000001 [ 879.456460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.456499][ T32] Exception stack(0xe4931fb0 to 0xe4931ff8) [ 879.456527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.456582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.456642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.456678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.456728][ T32] r4:850be880 [ 879.456974][ T32] INFO: task kworker/1:376:4007 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.457045][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.457164][ T32] Workqueue: events bpf_prog_free_deferred [ 879.457279][ T32] Call trace: [ 879.457375][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.457503][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.457578][ T32] r4:00000000 [ 879.457606][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.457653][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.457686][ T32] 1d20: db6cc000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.457718][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.457745][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.457771][ T32] r5:80050013 r4:80239bb0 [ 879.457794][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.457838][ T32] r4:82ac21e4 [ 879.457881][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.457933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.457981][ T32] r4:dff71dc0 [ 879.458007][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.458052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.458078][ T32] r4:00000000 [ 879.458099][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.458145][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.458169][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.458348][ T32] r5:8455378c r4:84553400 ** 6 printk messages dropped ** [ 879.482180][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 9 printk messages dropped ** [ 879.482529][ T32] INFO: task kworker/1:377:4009 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 879.482952][ T32] r5:8500a400 r4:8291a680 ** 5 printk messages dropped ** [ 879.483205][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 879.483584][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 879.483846][ T32] r10:61c88647 r9:8500a400 r8:850b34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.484153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 879.484902][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 879.485143][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 879.485523][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 879.485859][ T32] r4:00000001 ** 5 printk messages dropped ** [ 879.486056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 879.486506][ T32] r4:8500b000 ** 4 printk messages dropped ** [ 879.486697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4965e08 ** 7 printk messages dropped ** [ 879.486970][ T32] r9:83018205 r8:8500b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 879.487152][ T32] r5:8512bb8c r4:8512b800 ** 4 printk messages dropped ** [ 879.487331][ T32] r4:850b3580 ** 8 printk messages dropped ** [ 879.487651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 879.487906][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.487966][ T32] Workqueue: events bpf_prog_free_deferred [ 879.488013][ T32] Call trace: [ 879.488048][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.488105][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.488132][ T32] r4:00000000 [ 879.488153][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.488201][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.488234][ T32] 1d20: dbaf0000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.488310][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.488343][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.488422][ T32] r5:80050013 r4:80239bb0 [ 879.503700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.503806][ T32] r4:82ac21e4 [ 879.503834][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.503883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.503912][ T32] r4:dff71dc0 [ 879.503934][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.503981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.504007][ T32] r4:00000000 [ 879.504056][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.504163][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.504223][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.504386][ T32] r5:00001000 r4:dfb07000 [ 879.504419][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.504465][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.504516][ T32] r5:8455378c r4:84553400 [ 879.504539][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.504729][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.504760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.504812][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.504859][ T32] r4:8483a980 [ 879.504886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.504939][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.504964][ T32] r4:00000001 [ 879.505009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.505054][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.505112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.505181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.505214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.505258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.505302][ T32] r4:84839400 [ 879.505334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.505369][ T32] INFO: task kworker/1:379:4014 blocked for more than 456 seconds. [ 879.505406][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.505434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.505458][ T32] task:kworker/1:379 state:D stack:0 pid:4014 tgid:4014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.505523][ T32] Workqueue: events bpf_prog_free_deferred [ 879.505573][ T32] Call trace: [ 879.505610][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.505686][ T32] r10:8291a684 r9:e4969d84 r8:00000002 r7:60000013 r6:e4969d8c r5:8500bc00 [ 879.505719][ T32] r4:8500bc00 [ 879.505742][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.505835][ T32] r5:8500bc00 r4:8291a680 [ 879.505863][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.505906][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.505951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4969e08 [ 879.505976][ T32] r4:00000000 [ 879.505998][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.506035][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.506072][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.506118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bee40 [ 879.506143][ T32] r4:00000000 [ 879.506166][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.506230][ T32] r9:83018205 r8:8500bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 879.506283][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.506333][ T32] r5:00001000 r4:dfbd5000 [ 879.506356][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.506412][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.506462][ T32] r5:8512bf8c r4:8512bc00 [ 879.506483][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.506538][ T32] r7:ddde2d80 r6:83018200 r5:8512bf8c r4:850b3680 [ 879.506562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.506614][ T32] r10:61c88647 r9:8500bc00 r8:850b36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.506643][ T32] r4:850b3680 ** 4 printk messages dropped ** [ 879.506820][ T32] Exception stack(0xe4969fb0 to 0xe4969ff8) ** 7 printk messages dropped ** [ 879.507509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.507885][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 879.524084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 11 printk messages dropped ** [ 879.524752][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.525063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 879.525692][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 879.526298][ T32] r5:8512c78c r4:8512c400 ** 3 printk messages dropped ** [ 879.526477][ T32] r10:61c88647 r9:8500c800 r8:850b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 879.527342][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.527406][ T32] Workqueue: events bpf_prog_free_deferred [ 879.527477][ T32] Call trace: [ 879.527517][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.527573][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.527598][ T32] r4:00000000 [ 879.527620][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.527662][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.527693][ T32] 1d20: dc168000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.527741][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.527775][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.527803][ T32] r5:80050013 r4:80239bb0 [ 879.527826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.527871][ T32] r4:82ac21e4 [ 879.527915][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.527967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.527993][ T32] r4:dff71dc0 [ 879.528013][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.528073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.528103][ T32] r4:00000000 [ 879.528125][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.528175][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.528233][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.528333][ T32] r5:00001000 r4:dfb07000 [ 879.528357][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.534963][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.535204][ T32] r5:8455378c r4:84553400 [ 879.535246][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 879.535433][ T32] r4:8483a980 ** 7 printk messages dropped ** [ 879.535740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 879.536293][ T32] r4:8500d400 ** 4 printk messages dropped ** [ 879.536589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4971e08 ** 10 printk messages dropped ** [ 879.537167][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 879.537313][ T32] r5:8512c38c r4:8512c000 ** 3 printk messages dropped ** [ 879.537480][ T32] r10:61c88647 r9:8500d400 r8:850b392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.537831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 879.551362][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 13 printk messages dropped ** [ 879.551979][ T32] r5:00001000 r4:dfb07000 ** 9 printk messages dropped ** [ 879.552498][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 11 printk messages dropped ** [ 879.552979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 879.553593][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 879.553988][ T32] r5:8512cb8c r4:8512c800 ** 9 printk messages dropped ** [ 879.554366][ T32] Exception stack(0xe4975fb0 to 0xe4975ff8) ** 2 printk messages dropped ** [ 879.554457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.554488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.554513][ T32] r4:850d7100 [ 879.554847][ T32] INFO: task kworker/1:382:4019 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.554883][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.554962][ T32] Workqueue: events bpf_prog_free_deferred [ 879.555027][ T32] Call trace: [ 879.555065][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.555121][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.555147][ T32] r4:00000000 [ 879.555191][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.555239][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.555324][ T32] 1d20: dc3e8000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.555360][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.555390][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.555416][ T32] r5:80050013 r4:80239bb0 [ 879.555437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.555506][ T32] r4:82ac21e4 [ 879.555532][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.555578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.555602][ T32] r4:dff71dc0 [ 879.555621][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.555664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.555689][ T32] r4:00000000 [ 879.555710][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.555758][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.555781][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.555825][ T32] r5:00001000 r4:dfb07000 [ 879.555846][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.555905][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.555959][ T32] r5:8455378c r4:84553400 [ 879.555999][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.556117][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.556182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.556239][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.556323][ T32] r4:8483a980 [ 879.556351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.556404][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.556455][ T32] r4:00000001 [ 879.556482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 879.556669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 879.557258][ T32] r5:8500ec00 r4:8291a680 ** 5 printk messages dropped ** [ 879.557550][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 879.558020][ T32] r5:8512cf8c r4:8512cc00 [ 879.558043][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.558228][ T32] r10:61c88647 r9:8500ec00 r8:850b3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.581851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 879.582407][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.582670][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 879.582970][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 879.583333][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 879.583705][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.583728][ T32] r4:00000001 [ 879.583748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.583786][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.583815][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.583872][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.583909][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.583942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.583967][ T32] r4:84839400 [ 879.583989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.584034][ T32] INFO: task kworker/1:384:4024 blocked for more than 456 seconds. [ 879.584072][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.584100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.584148][ T32] task:kworker/1:384 state:D stack:0 pid:4024 tgid:4024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.584205][ T32] Workqueue: events bpf_prog_free_deferred [ 879.584295][ T32] Call trace: [ 879.584335][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.584388][ T32] r10:8291a684 r9:e497dd84 r8:00000002 r7:60000013 r6:e497dd8c r5:85008c00 [ 879.584412][ T32] r4:85008c00 [ 879.584459][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.584513][ T32] r5:85008c00 r4:8291a680 [ 879.584535][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.584577][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.584622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e497de08 [ 879.584651][ T32] r4:00000000 [ 879.584674][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.584713][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.584748][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.584817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7300 [ 879.584848][ T32] r4:00000000 [ 879.584871][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.584919][ T32] r9:83018205 r8:85008c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 879.584942][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.584984][ T32] r5:00001000 r4:dfe6d000 [ 879.585004][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.585044][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.585091][ T32] r5:8512d38c r4:8512d000 [ 879.585113][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.585159][ T32] r7:ddde2d80 r6:83018200 r5:8512d38c r4:850b3b80 [ 879.585195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.585256][ T32] r10:61c88647 r9:85008c00 r8:850b3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.585283][ T32] r4:850b3b80 [ 879.585305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.585353][ T32] r10:00000000 r9:850b3b80 r8:80287e08 r7:e4979e60 r6:850b3c00 r5:85008c00 [ 879.585379][ T32] r4:00000001 [ 879.585399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.585439][ T32] Exception stack(0xe497dfb0 to 0xe497dff8) [ 879.585493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.585530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.585559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.585589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.585614][ T32] r4:850d7200 [ 879.585799][ T32] INFO: task kworker/1:384:4024 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.585839][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 879.586136][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 7 printk messages dropped ** [ 879.586398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 879.586881][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 ** 8 printk messages dropped ** [ 879.587202][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.587489][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 879.587878][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.588110][ T32] r5:85008000 r4:8291a680 ** 5 printk messages dropped ** [ 879.603091][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 879.603614][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 879.603934][ T32] r10:61c88647 r9:85008000 r8:850b3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.604297][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.604921][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.605177][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 6 printk messages dropped ** [ 879.605441][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 879.605938][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 879.606353][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 7 printk messages dropped ** [ 879.606595][ T32] r4:84839400 ** 1 printk messages dropped ** [ 879.606649][ T32] INFO: task kworker/1:386:4027 blocked for more than 456 seconds. [ 879.606685][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.606711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.606734][ T32] task:kworker/1:386 state:D stack:0 pid:4027 tgid:4027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.606784][ T32] Workqueue: events bpf_prog_free_deferred [ 879.606830][ T32] Call trace: [ 879.606864][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.606915][ T32] r10:8291a684 r9:e8985d84 r8:00000002 r7:60000113 r6:e8985d8c r5:8505bc00 [ 879.606939][ T32] r4:8505bc00 [ 879.606962][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.607005][ T32] r5:8505bc00 r4:8291a680 [ 879.607027][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.607067][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.607127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8985e08 [ 879.607181][ T32] r4:00000000 [ 879.607208][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.607254][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.607293][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.607336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7600 [ 879.607359][ T32] r4:00000000 [ 879.607381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.607427][ T32] r9:83018205 r8:8505bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 879.607450][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.607497][ T32] r5:00001000 r4:dfecd000 [ 879.607520][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.607560][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.607602][ T32] r5:8512db8c r4:8512d800 [ 879.607646][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.607722][ T32] r7:ddde2d80 r6:83018200 r5:8512db8c r4:850b3e00 [ 879.607749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.607800][ T32] r10:61c88647 r9:8505bc00 r8:850b3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.607824][ T32] r4:850b3e00 [ 879.607844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.607895][ T32] r10:00000000 r9:850b3e00 r8:80287e08 r7:e07a1e60 r6:850b3e80 r5:8505bc00 [ 879.607920][ T32] r4:00000001 [ 879.607942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.607978][ T32] Exception stack(0xe8985fb0 to 0xe8985ff8) [ 879.608007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 879.608055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.608089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.608121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.608167][ T32] r4:850d7500 [ 879.624844][ T32] INFO: task kworker/1:386:4027 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.624981][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.625110][ T32] Workqueue: events bpf_prog_free_deferred [ 879.625210][ T32] Call trace: [ 879.625301][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.625376][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.625403][ T32] r4:00000000 [ 879.625426][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.625471][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.625504][ T32] 1d20: dcd3f000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.625537][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.625565][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.625591][ T32] r5:80050013 r4:80239bb0 [ 879.625612][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.625686][ T32] r4:82ac21e4 [ 879.625714][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.625786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.625816][ T32] r4:dff71dc0 [ 879.625838][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.625883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.625925][ T32] r4:00000000 [ 879.625961][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 879.626195][ T32] r5:8455378c r4:84553400 ** 4 printk messages dropped ** [ 879.626373][ T32] r4:8483a980 ** 2 printk messages dropped ** [ 879.626468][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.626684][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.627010][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.627315][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 879.627558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7840 ** 7 printk messages dropped ** [ 879.627825][ T32] r5:8512df8c r4:8512dc00 [ 879.627861][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.627914][ T32] r7:ddde2d80 r6:83018200 r5:8512df8c r4:850b3d80 [ 879.627938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.627989][ T32] r10:61c88647 r9:85168000 r8:850b3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.628013][ T32] r4:850b3d80 [ 879.628035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.628084][ T32] r10:00000000 r9:850b3d80 r8:80287e08 r7:e8985e60 r6:850b3f00 r5:85168000 [ 879.628132][ T32] r4:00000001 [ 879.628157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.628198][ T32] Exception stack(0xe898dfb0 to 0xe898dff8) [ 879.628250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.628317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.628346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.628377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.628401][ T32] r4:850d77c0 [ 879.639340][ T32] INFO: task kworker/1:387:4029 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.639472][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.639592][ T32] Workqueue: events bpf_prog_free_deferred [ 879.639704][ T32] Call trace: [ 879.639778][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.639886][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.639938][ T32] r4:00000000 [ 879.639988][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.640071][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.640132][ T32] 1d20: dcfde000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.640178][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.640208][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.640366][ T32] r5:80050013 r4:80239bb0 [ 879.640554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.640681][ T32] r4:82ac21e4 [ 879.640723][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.640819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.640864][ T32] r4:dff71dc0 [ 879.640900][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.641009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.641070][ T32] r4:00000000 [ 879.641104][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.641180][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.641215][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.641388][ T32] r5:00001000 r4:dfb07000 [ 879.641446][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.641503][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.641554][ T32] r5:8455378c r4:84553400 [ 879.641579][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.641633][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.641657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.641710][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.641736][ T32] r4:8483a980 [ 879.641758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.641808][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.641833][ T32] r4:00000001 [ 879.641854][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.641894][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.641925][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.641958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.641988][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.642019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.642055][ T32] r4:84839400 [ 879.642085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.642118][ T32] INFO: task kworker/1:388:4033 blocked for more than 456 seconds. [ 879.642171][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.642232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.642295][ T32] task:kworker/1:388 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.642375][ T32] Workqueue: events bpf_prog_free_deferred [ 879.642441][ T32] Call trace: [ 879.642478][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.642535][ T32] r10:8291a684 r9:e8991d84 r8:00000002 r7:60000113 r6:e8991d8c r5:85168c00 [ 879.642560][ T32] r4:85168c00 [ 879.642584][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.642630][ T32] r5:85168c00 r4:8291a680 [ 879.642652][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.642705][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.642756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8991e08 [ 879.642782][ T32] r4:00000000 [ 879.642803][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.642840][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.642916][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.642975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7a40 [ 879.643000][ T32] r4:00000000 [ 879.643022][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.643069][ T32] r9:83018205 r8:85168c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 879.643092][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.643136][ T32] r5:00001000 r4:e001b000 [ 879.643156][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.643196][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.643240][ T32] r5:8512e78c r4:8512e400 [ 879.643275][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.643395][ T32] r10:61c88647 r9:85168c00 r8:850b3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 879.643869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.644432][ T32] Call trace: ** 4 printk messages dropped ** [ 879.644697][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 5 printk messages dropped ** [ 879.644887][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.645045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 879.645390][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 4 printk messages dropped ** [ 879.645586][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 7 printk messages dropped ** [ 879.645857][ T32] r4:84839400 ** 5 printk messages dropped ** [ 879.646137][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 879.646323][ T32] r4:85169800 ** 4 printk messages dropped ** [ 879.646555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8989e08 ** 5 printk messages dropped ** [ 879.646761][ T32] r4:00000000 ** 5 printk messages dropped ** [ 879.647013][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 879.647150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.647511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 879.647977][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 879.672117][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.672404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 10 printk messages dropped ** [ 879.672876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 879.673180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 879.673729][ T32] Call trace: ** 6 printk messages dropped ** [ 879.674043][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 879.674146][ T32] r4:00000000 [ 879.674173][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.674239][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.674344][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.674396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7cc0 [ 879.674422][ T32] r4:00000000 [ 879.674444][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.674507][ T32] r9:83018205 r8:8516a400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 879.674587][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.674729][ T32] r5:00001000 r4:e0067000 [ 879.674775][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.674823][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.674943][ T32] r5:8512eb8c r4:8512e800 [ 879.674971][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.675072][ T32] r7:ddde2d80 r6:83018200 r5:8512eb8c r4:850e6180 [ 879.675126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.675183][ T32] r10:61c88647 r9:8516a400 r8:850e61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.675214][ T32] r4:850e6180 [ 879.675254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.675359][ T32] r10:00000000 r9:850e6180 r8:80287e08 r7:e8991e60 r6:850e6200 r5:8516a400 [ 879.675391][ T32] r4:00000001 [ 879.675412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.675450][ T32] Exception stack(0xe8999fb0 to 0xe8999ff8) [ 879.675479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.675514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.675547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.675582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.675607][ T32] r4:850d7940 [ 879.675961][ T32] INFO: task kworker/1:390:4035 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.676003][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.676210][ T32] Workqueue: events bpf_prog_free_deferred [ 879.676333][ T32] Call trace: [ 879.676383][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.676442][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.676468][ T32] r4:00000000 [ 879.676514][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.676590][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.676675][ T32] 1d20: dd2b7000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.676888][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.676920][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.676947][ T32] r5:80050013 r4:80239bb0 [ 879.676971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.677015][ T32] r4:82ac21e4 [ 879.677061][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.677112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.677136][ T32] r4:dff71dc0 [ 879.677168][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.677218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.677242][ T32] r4:00000000 [ 879.677277][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.677342][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.677371][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.677417][ T32] r5:00001000 r4:dfb07000 [ 879.677439][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.677479][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.677544][ T32] r5:8455378c r4:84553400 [ 879.677571][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.677624][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.677674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.677731][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.677756][ T32] r4:8483a980 [ 879.677777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.677824][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.677850][ T32] r4:00000001 [ 879.677871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.677908][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.677936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.677967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.678074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 879.678241][ T32] INFO: task kworker/1:391:4038 blocked for more than 456 seconds. ** 4 printk messages dropped ** [ 879.678485][ T32] Call trace: ** 6 printk messages dropped ** [ 879.699003][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 879.699335][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.699653][ T32] r5:8512fb8c r4:8512f800 ** 1 printk messages dropped ** [ 879.699742][ T32] r7:ddde2d80 r6:83018200 r5:8512fb8c r4:850e6280 ** 4 printk messages dropped ** [ 879.699981][ T32] r10:00000000 r9:850e6280 r8:80287e08 r7:e8999e60 r6:850e6300 r5:8516b000 ** 10 printk messages dropped ** [ 879.700790][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.701170][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 879.701399][ T32] r4:dff71dc0 ** 5 printk messages dropped ** [ 879.701769][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 879.702330][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 8 printk messages dropped ** [ 879.702658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 879.702770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.702823][ T32] task:kworker/1:392 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.702894][ T32] Workqueue: events bpf_prog_free_deferred [ 879.702991][ T32] Call trace: [ 879.703049][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.703108][ T32] r10:8291a684 r9:e89a1d84 r8:00000002 r7:60000113 r6:e89a1d8c r5:8516bc00 [ 879.703135][ T32] r4:8516bc00 [ 879.703159][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.703207][ T32] r5:8516bc00 r4:8291a680 [ 879.703229][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.703289][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.703339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a1e08 [ 879.703365][ T32] r4:00000000 [ 879.703388][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.703463][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.703511][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.703558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7d80 [ 879.703635][ T32] r4:00000000 [ 879.703666][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.703719][ T32] r9:83018205 r8:8516bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 879.703746][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.703804][ T32] r5:00001000 r4:e009b000 [ 879.703832][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.703876][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.703942][ T32] r5:8512ef8c r4:8512ec00 [ 879.703970][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.704022][ T32] r7:ddde2d80 r6:83018200 r5:8512ef8c r4:850e6380 [ 879.704075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.704138][ T32] r10:61c88647 r9:8516bc00 r8:850e63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.704168][ T32] r4:850e6380 [ 879.704190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.704239][ T32] r10:00000000 r9:850e6380 r8:80287e08 r7:e899de60 r6:850e6400 r5:8516bc00 [ 879.704317][ T32] r4:00000001 [ 879.704358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.704404][ T32] Exception stack(0xe89a1fb0 to 0xe89a1ff8) [ 879.704435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.704469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.704502][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.704536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.704560][ T32] r4:850d7dc0 [ 879.704746][ T32] INFO: task kworker/1:392:4039 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.704784][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 879.705005][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.705029][ T32] r4:00000000 [ 879.705050][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.705104][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.705139][ T32] 1d20: dd605000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.705171][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.705199][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.705225][ T32] r5:80050013 r4:80239bb0 [ 879.705257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.705309][ T32] r4:82ac21e4 [ 879.705333][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.705378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.705402][ T32] r4:dff71dc0 [ 879.705422][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.705466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.705490][ T32] r4:00000000 [ 879.705516][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.705563][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.705586][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.705630][ T32] r5:00001000 r4:dfb07000 [ 879.705652][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.705692][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.705738][ T32] r5:8455378c r4:84553400 [ 879.705759][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.705808][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.705831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.705881][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.705905][ T32] r4:8483a980 [ 879.705925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.705989][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.706052][ T32] r4:00000001 [ 879.706100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.706145][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.706188][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 879.706407][ T32] INFO: task kworker/1:393:4041 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.706767][ T32] r4:8516c800 ** 4 printk messages dropped ** [ 879.707031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a5e08 ** 10 printk messages dropped ** [ 879.707474][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 879.707588][ T32] r5:8512f38c r4:8512f000 ** 3 printk messages dropped ** [ 879.707743][ T32] r10:61c88647 r9:8516c800 r8:850e64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 879.708003][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 879.739155][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.739734][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 879.740070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 8 printk messages dropped ** [ 879.740515][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 879.740863][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 879.741064][ T32] INFO: task kworker/0:72:4044 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.741394][ T32] r4:84a90000 ** 4 printk messages dropped ** [ 879.741579][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89a9e08 ** 9 printk messages dropped ** [ 879.741944][ T32] r5:00001000 r4:e04f1000 ** 2 printk messages dropped ** [ 879.742107][ T32] r5:8490278c r4:84902400 ** 1 printk messages dropped ** [ 879.742180][ T32] r7:dddced80 r6:83018000 r5:8490278c r4:850bca00 [ 879.742221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.742311][ T32] r10:61c88647 r9:84a90000 r8:850bca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.742338][ T32] r4:850bca00 [ 879.742363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.742427][ T32] r10:00000000 r9:850bca00 r8:80287e08 r7:e06f9e60 r6:850bca80 r5:84a90000 [ 879.742457][ T32] r4:00000001 [ 879.742479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.742521][ T32] Exception stack(0xe89a9fb0 to 0xe89a9ff8) [ 879.742550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.742581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.742617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.742648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.742672][ T32] r4:850c39c0 [ 879.743009][ T32] INFO: task kworker/0:72:4044 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.743045][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.743144][ T32] Workqueue: events bpf_prog_free_deferred [ 879.743199][ T32] Call trace: [ 879.743231][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.743315][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.743348][ T32] r4:00000000 [ 879.743395][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.743470][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.743505][ T32] 1d20: ddd21000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.743552][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.743619][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.743664][ T32] r5:80050013 r4:80239bb0 [ 879.743691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.743738][ T32] r4:82ac21e4 [ 879.743774][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.743846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.743876][ T32] r4:dff71dc0 [ 879.743897][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.743942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.743968][ T32] r4:00000000 [ 879.744009][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.744075][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.744100][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.744145][ T32] r5:00001000 r4:dfb07000 [ 879.744180][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.744228][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.744328][ T32] r5:8455378c r4:84553400 [ 879.744352][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.744464][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.744493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.744545][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.744568][ T32] r4:8483a980 [ 879.744589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.744639][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.744665][ T32] r4:00000001 [ 879.744733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.744778][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.744809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.744862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.744899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.744932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.744957][ T32] r4:84839400 [ 879.745000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.745057][ T32] INFO: task kworker/0:73:4046 blocked for more than 456 seconds. [ 879.745095][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.745143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.745172][ T32] task:kworker/0:73 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 879.745416][ T32] r4:84a93c00 ** 4 printk messages dropped ** [ 879.745662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b9e08 ** 8 printk messages dropped ** [ 879.746044][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 879.746193][ T32] r5:84902b8c r4:84902800 [ 879.746215][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.746441][ T32] r10:00000000 r9:850bcb00 r8:80287e08 r7:e06f9e60 r6:850bcb80 r5:84a93c00 ** 9 printk messages dropped ** [ 879.746875][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 879.747307][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.747624][ T32] r4:dff71dc0 ** 2 printk messages dropped ** [ 879.747713][ T32] r4:00000000 [ 879.747734][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.747781][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.747820][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.747869][ T32] r5:00001000 r4:dfb07000 [ 879.747890][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.747932][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.747977][ T32] r5:8455378c r4:84553400 [ 879.747998][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.748073][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.748101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.748152][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.748177][ T32] r4:8483a980 [ 879.748198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.748244][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.748323][ T32] r4:00000001 [ 879.748348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.766214][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.766333][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.766372][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.766403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.766439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.766467][ T32] r4:84839400 [ 879.766495][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.766528][ T32] INFO: task kworker/0:74:4048 blocked for more than 456 seconds. [ 879.766583][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.766615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.766641][ T32] task:kworker/0:74 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.766706][ T32] Workqueue: events bpf_prog_free_deferred [ 879.766773][ T32] Call trace: [ 879.766809][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.766871][ T32] r10:8291a684 r9:e89b5d84 r8:00000002 r7:60000113 r6:e89b5d8c r5:84a93000 [ 879.766897][ T32] r4:84a93000 [ 879.766933][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.766998][ T32] r5:84a93000 r4:8291a680 [ 879.767023][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.767066][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.767112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89b5e08 [ 879.767136][ T32] r4:00000000 [ 879.767157][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.767193][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.767234][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.767302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490a5c0 [ 879.767331][ T32] r4:00000000 [ 879.767354][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.767406][ T32] r9:83018005 r8:84a93000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 879.767431][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.767475][ T32] r5:00001000 r4:eaa5b000 [ 879.767497][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.767538][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.767583][ T32] r5:8490338c r4:84903000 [ 879.767623][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.767682][ T32] r7:dddced80 r6:83018000 r5:8490338c r4:850bcc00 [ 879.767707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.767781][ T32] r10:61c88647 r9:84a93000 r8:850bcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 879.767812][ T32] r4:850bcc00 ** 2 printk messages dropped ** [ 879.767912][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.768067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.781186][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 5 printk messages dropped ** [ 879.781434][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 879.781652][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 879.781893][ T32] r5:00001000 r4:dfb07000 ** 6 printk messages dropped ** [ 879.782157][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 879.782407][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 879.782664][ T32] INFO: task kworker/1:394:4049 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 879.782973][ T32] r4:84a94800 ** 4 printk messages dropped ** [ 879.783176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c5e08 ** 8 printk messages dropped ** [ 879.783589][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 879.783924][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 879.784303][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.784481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.785212][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 879.785566][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.785729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 7 printk messages dropped ** [ 879.786091][ T32] r5:8455378c r4:84553400 ** 6 printk messages dropped ** [ 879.786349][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.786377][ T32] r4:00000001 [ 879.786425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.786470][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.786501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.786548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.786583][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.786616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.786671][ T32] r4:84839400 [ 879.786699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.786731][ T32] INFO: task kworker/1:395:4052 blocked for more than 456 seconds. [ 879.786765][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.786794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.786819][ T32] task:kworker/1:395 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.786889][ T32] Workqueue: events bpf_prog_free_deferred [ 879.786944][ T32] Call trace: [ 879.786993][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.787066][ T32] r10:8291a684 r9:e89d1d84 r8:00000002 r7:60000113 r6:e89d1d8c r5:84a95400 [ 879.787098][ T32] r4:84a95400 [ 879.787123][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.787192][ T32] r5:84a95400 r4:8291a680 [ 879.787221][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.787274][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.787322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d1e08 [ 879.787349][ T32] r4:00000000 [ 879.787373][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.787412][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.787449][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.787493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7fc0 [ 879.787519][ T32] r4:00000000 [ 879.787548][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.787600][ T32] r9:83018205 r8:84a95400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 879.787625][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.787670][ T32] r5:00001000 r4:eaa1f000 [ 879.787692][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.787736][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.787781][ T32] r5:8513db8c r4:8513d800 [ 879.787804][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.787850][ T32] r7:ddde2d80 r6:83018200 r5:8513db8c r4:850e6600 [ 879.787872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.787921][ T32] r10:61c88647 r9:84a95400 r8:850e662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.787946][ T32] r4:850e6600 [ 879.787967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.788014][ T32] r10:00000000 r9:850e6600 r8:80287e08 r7:e899de60 r6:850bcd80 r5:84a95400 [ 879.788037][ T32] r4:00000001 [ 879.788058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.788125][ T32] Exception stack(0xe89d1fb0 to 0xe89d1ff8) [ 879.788161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.788258][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.788358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.788507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.808915][ T32] r4:850ec680 [ 879.809286][ T32] INFO: task kworker/1:395:4052 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.809340][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.809470][ T32] Workqueue: events bpf_prog_free_deferred [ 879.809558][ T32] Call trace: [ 879.809630][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.809696][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.809722][ T32] r4:00000000 [ 879.809744][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.809788][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.809821][ T32] 1d20: de703000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.809875][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.809908][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.809935][ T32] r5:80050013 r4:80239bb0 [ 879.809983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.810035][ T32] r4:82ac21e4 [ 879.810058][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.810104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.810134][ T32] r4:dff71dc0 [ 879.810177][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.810229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.810263][ T32] r4:00000000 [ 879.810286][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.810359][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.810411][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.810464][ T32] r5:00001000 r4:dfb07000 [ 879.810486][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.810528][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.810573][ T32] r5:8455378c r4:84553400 [ 879.810595][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.810646][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.810672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.810722][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.810747][ T32] r4:8483a980 [ 879.810769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.810830][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.810859][ T32] r4:00000001 [ 879.810882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.810937][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.810973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.811028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.811085][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.811126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.811175][ T32] r4:84839400 [ 879.811205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.811281][ T32] INFO: task kworker/1:396:4054 blocked for more than 456 seconds. [ 879.811325][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 879.811376][ T32] task:kworker/1:396 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 879.811815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89d9e08 ** 9 printk messages dropped ** [ 879.812294][ T32] r5:00001000 r4:e07a3000 ** 2 printk messages dropped ** [ 879.812455][ T32] r5:8512ff8c r4:8512fc00 ** 3 printk messages dropped ** [ 879.812616][ T32] r10:61c88647 r9:84a96000 r8:850e66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 879.812822][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 879.813300][ T32] Call trace: ** 6 printk messages dropped ** [ 879.813543][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 6 printk messages dropped ** [ 879.813850][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 879.814140][ T32] r5:00001000 r4:dfb07000 ** 2 printk messages dropped ** [ 879.814300][ T32] r5:8455378c r4:84553400 [ 879.814351][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.814410][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.814462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.814546][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.814600][ T32] r4:8483a980 [ 879.814635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.814726][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.814773][ T32] r4:00000001 [ 879.814828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.814924][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.814963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.815002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.815059][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.815120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.815149][ T32] r4:84839400 [ 879.815171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.815201][ T32] INFO: task kworker/1:397:4055 blocked for more than 456 seconds. [ 879.815271][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.815329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.815380][ T32] task:kworker/1:397 state:D stack:0 pid:4055 tgid:4055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.815437][ T32] Workqueue: events bpf_prog_free_deferred [ 879.815482][ T32] Call trace: [ 879.815516][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.815566][ T32] r10:8291a684 r9:e89ddd84 r8:00000002 r7:60000113 r6:e89ddd8c r5:84a90c00 [ 879.815590][ T32] r4:84a90c00 [ 879.815611][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.815655][ T32] r5:84a90c00 r4:8291a680 [ 879.815676][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.815740][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.815793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89dde08 [ 879.815819][ T32] r4:00000000 [ 879.815841][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.815878][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.815915][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.815982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ec8c0 [ 879.816011][ T32] r4:00000000 [ 879.816059][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.816140][ T32] r9:83018205 r8:84a90c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 879.816192][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.816316][ T32] r5:00001000 r4:e07b1000 [ 879.816356][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.816425][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.816475][ T32] r5:8513c38c r4:8513c000 [ 879.816499][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.816547][ T32] r7:ddde2d80 r6:83018200 r5:8513c38c r4:850e6700 [ 879.816575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.816703][ T32] r10:61c88647 r9:84a90c00 r8:850e672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.816733][ T32] r4:850e6700 [ 879.816770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.816836][ T32] r10:00000000 r9:850e6700 r8:80287e08 r7:e89d1e60 r6:850bce80 r5:84a90c00 [ 879.816864][ T32] r4:00000001 [ 879.816886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.816948][ T32] Exception stack(0xe89ddfb0 to 0xe89ddff8) [ 879.816982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.817013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.817041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.817071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.817096][ T32] r4:850eca00 [ 879.817332][ T32] INFO: task kworker/1:397:4055 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.817384][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.817462][ T32] Workqueue: events bpf_prog_free_deferred [ 879.817513][ T32] Call trace: [ 879.817547][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.817650][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.817681][ T32] r4:00000000 [ 879.817702][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.817768][ T32] Exception stack(0xdff71d28 to 0xdff71d70) ** 2 printk messages dropped ** [ 879.817896][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 879.840422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 9 printk messages dropped ** [ 879.840935][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 7 printk messages dropped ** [ 879.841240][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) ** 6 printk messages dropped ** [ 879.841463][ T32] INFO: task kworker/1:398:4057 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 879.841872][ T32] r5:84a96c00 r4:8291a680 ** 5 printk messages dropped ** [ 879.842084][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 879.842440][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 879.842662][ T32] r10:61c88647 r9:84a96c00 r8:850e67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 879.842977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.843713][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 ** 8 printk messages dropped ** [ 879.844052][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 879.844223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 11 printk messages dropped ** [ 879.844952][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 879.845337][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.845738][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 879.845978][ T32] r5:84b70c00 r4:8291a680 ** 3 printk messages dropped ** [ 879.846117][ T32] r4:00000000 ** 3 printk messages dropped ** [ 879.846260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ecb40 [ 879.846285][ T32] r4:00000000 [ 879.846309][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.846356][ T32] r9:83018205 r8:84b70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 879.846380][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.846425][ T32] r5:00001000 r4:e89ab000 [ 879.846447][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.846487][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.846531][ T32] r5:8513cb8c r4:8513c800 [ 879.846552][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.846600][ T32] r7:ddde2d80 r6:83018200 r5:8513cb8c r4:850e6800 [ 879.846622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.846670][ T32] r10:61c88647 r9:84b70c00 r8:850e682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.846694][ T32] r4:850e6800 [ 879.846751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.846807][ T32] r10:00000000 r9:850e6800 r8:80287e08 r7:e89d1e60 r6:850bcf80 r5:84b70c00 [ 879.846832][ T32] r4:00000001 [ 879.846853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.846905][ T32] Exception stack(0xe89f1fb0 to 0xe89f1ff8) [ 879.846963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.846999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.847056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.847097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.847123][ T32] r4:850ec9c0 [ 879.847311][ T32] INFO: task kworker/1:399:4059 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.847347][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.847409][ T32] Workqueue: events bpf_prog_free_deferred [ 879.847473][ T32] Call trace: [ 879.847511][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.847566][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.847592][ T32] r4:00000000 [ 879.847612][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.847653][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.847683][ T32] 1d20: de906000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.847714][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.847760][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.847816][ T32] r5:80050013 r4:80239bb0 [ 879.847844][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.847950][ T32] r4:82ac21e4 [ 879.848002][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.848054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.848103][ T32] r4:dff71dc0 [ 879.848154][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.848205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.848231][ T32] r4:00000000 [ 879.848260][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.848337][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.848360][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.866471][ T32] r5:00001000 r4:dfb07000 [ 879.866585][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.866665][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.866716][ T32] r5:8455378c r4:84553400 [ 879.866740][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.866818][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.866850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.866918][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.866952][ T32] r4:8483a980 [ 879.866980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 879.867063][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.867319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.867794][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.868136][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 879.881149][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 879.881421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 879.881692][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 879.882247][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 879.882571][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 8 printk messages dropped ** [ 879.882871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 ** 10 printk messages dropped ** [ 879.883314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 879.883575][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.883873][ T32] task:kworker/1:401 state:D stack:0 pid:4063 tgid:4063 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 879.884402][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 879.884721][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 879.884977][ T32] r10:61c88647 r9:8516d400 r8:850e692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 879.885346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 879.885708][ T32] Workqueue: events bpf_prog_free_deferred [ 879.885801][ T32] Call trace: [ 879.885841][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.885902][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.885931][ T32] r4:00000000 [ 879.885953][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.885995][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.886025][ T32] 1d20: df053000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.886058][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.886086][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.886110][ T32] r5:80050013 r4:80239bb0 [ 879.886131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.886174][ T32] r4:82ac21e4 [ 879.886195][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.886240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.886272][ T32] r4:dff71dc0 [ 879.886294][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.886338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.886364][ T32] r4:00000000 [ 879.886385][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.886431][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.886454][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.886496][ T32] r5:00001000 r4:dfb07000 [ 879.886516][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.886557][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.886602][ T32] r5:8455378c r4:84553400 [ 879.886636][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.886692][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.886715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.886776][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.886804][ T32] r4:8483a980 [ 879.886825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.886875][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.886899][ T32] r4:00000001 [ 879.886931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.886974][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.887003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.887037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.887066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.887098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.887121][ T32] r4:84839400 [ 879.887142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.887191][ T32] INFO: task kworker/1:402:4067 blocked for more than 456 seconds. [ 879.887227][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.887282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.887309][ T32] task:kworker/1:402 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.887360][ T32] Workqueue: events bpf_prog_free_deferred [ 879.887405][ T32] Call trace: [ 879.887438][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.887487][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:8516ec00 [ 879.887511][ T32] r4:8516ec00 [ 879.887533][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.887578][ T32] r5:8516ec00 r4:8291a680 [ 879.887599][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.887640][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.887684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 879.887721][ T32] r4:00000000 [ 879.887749][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.887788][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.887846][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.887896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ecf40 [ 879.887958][ T32] r4:00000000 [ 879.887987][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.888062][ T32] r9:83018205 r8:8516ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 879.888090][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.888135][ T32] r5:00001000 r4:eaa11000 [ 879.888157][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.888198][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.888241][ T32] r5:8513d78c r4:8513d400 [ 879.888302][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.888354][ T32] r7:ddde2d80 r6:83018200 r5:8513d78c r4:850e6a00 ** 2 printk messages dropped ** [ 879.911324][ T32] r4:850e6a00 ** 3 printk messages dropped ** [ 879.911463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 879.912045][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 879.912514][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 879.912722][ T32] r4:dff71dc0 ** 6 printk messages dropped ** [ 879.913006][ T32] r5:00001000 r4:dfb07000 ** 4 printk messages dropped ** [ 879.913246][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 ** 5 printk messages dropped ** [ 879.913557][ T32] r4:00000001 ** 4 printk messages dropped ** [ 879.913829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 879.914096][ T32] Workqueue: events bpf_prog_free_deferred [ 879.914176][ T32] Call trace: [ 879.914215][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.914358][ T32] r10:8291a684 r9:eaa1dd84 r8:00000002 r7:60000113 r6:eaa1dd8c r5:8516e000 [ 879.914416][ T32] r4:8516e000 [ 879.914443][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.914490][ T32] r5:8516e000 r4:8291a680 [ 879.914512][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.914552][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.914597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 879.914622][ T32] r4:00000000 [ 879.914644][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.914682][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.914719][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.914763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833040 [ 879.914788][ T32] r4:00000000 [ 879.914810][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.915041][ T32] r9:83018205 r8:8516e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 879.915070][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.915116][ T32] r5:00001000 r4:eaa25000 [ 879.915138][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.915185][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.915233][ T32] r5:8513df8c r4:8513dc00 [ 879.915287][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.915340][ T32] r7:ddde2d80 r6:83018200 r5:8513df8c r4:850e6b00 [ 879.915363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.915412][ T32] r10:61c88647 r9:8516e000 r8:850e6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.915438][ T32] r4:850e6b00 [ 879.915481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.915534][ T32] r10:00000000 r9:850e6b00 r8:80287e08 r7:e89d1e60 r6:850e6b80 r5:8516e000 [ 879.915559][ T32] r4:00000001 [ 879.915602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.915653][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 879.915684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 879.915715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.915743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.915776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.915824][ T32] r4:850ece80 [ 879.916004][ T32] INFO: task kworker/1:403:4068 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.916038][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.916222][ T32] Workqueue: events bpf_prog_free_deferred [ 879.916344][ T32] Call trace: [ 879.916404][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.916469][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.916498][ T32] r4:00000000 [ 879.916621][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.916677][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.916710][ T32] 1d20: df3fa000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.916740][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.916767][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.916792][ T32] r5:80050013 r4:80239bb0 [ 879.916837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.916909][ T32] r4:82ac21e4 [ 879.916946][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.916998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.917023][ T32] r4:dff71dc0 [ 879.917058][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.917132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.917163][ T32] r4:00000000 [ 879.917189][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.917239][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.917298][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.917348][ T32] r5:00001000 r4:dfb07000 [ 879.917392][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 879.917759][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 6 printk messages dropped ** [ 879.917984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 879.918476][ T32] r4:85010000 ** 4 printk messages dropped ** [ 879.933522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 ** 9 printk messages dropped ** [ 879.933871][ T32] r5:00001000 r4:eaa33000 ** 3 printk messages dropped ** [ 879.934002][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 879.934148][ T32] r10:61c88647 r9:85010000 r8:850e6c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.934172][ T32] r4:850e6c00 [ 879.934199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.934263][ T32] r10:00000000 r9:850e6c00 r8:80287e08 r7:eaa1de60 r6:850e6c80 r5:85010000 [ 879.934292][ T32] r4:00000001 [ 879.934341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.934415][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 879.934466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 879.934525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 879.934665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 879.934727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 879.934756][ T32] r4:84833080 [ 879.935101][ T32] INFO: task kworker/1:404:4070 is blocked on a mutex likely owned by task kworker/1:133:3463. [ 879.935218][ T32] task:kworker/1:133 state:R running task stack:0 pid:3463 tgid:3463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.935332][ T32] Workqueue: events bpf_prog_free_deferred [ 879.935419][ T32] Call trace: [ 879.935457][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 879.935513][ T32] r10:82ac21c4 r9:848e0c00 r8:80200be4 r7:dff71d5c r6:ffffffff r5:848e0c00 [ 879.935637][ T32] r4:00000000 [ 879.935664][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 879.935709][ T32] Exception stack(0xdff71d28 to 0xdff71d70) [ 879.935740][ T32] 1d20: df5ea000 dfae3000 00000001 80239b98 7f14f000 00000001 [ 879.935786][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 [ 879.935843][ T32] 1d60: 80230ad0 80239bb0 80050013 ffffffff [ 879.935874][ T32] r5:80050013 r4:80239bb0 [ 879.935912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 879.935963][ T32] r4:82ac21e4 [ 879.935985][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 879.936054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff71dc0 r5:dff71e08 [ 879.936083][ T32] r4:dff71dc0 [ 879.936255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.936371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839b00 [ 879.936402][ T32] r4:00000000 [ 879.936450][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 879.936504][ T32] r9:83018205 r8:848e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 879.936564][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 879.936617][ T32] r5:00001000 r4:dfb07000 [ 879.936639][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 879.936718][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 879.936769][ T32] r5:8455378c r4:84553400 [ 879.936797][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 879.936851][ T32] r7:ddde2d80 r6:83018200 r5:8455378c r4:8483a980 [ 879.936899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 879.936955][ T32] r10:61c88647 r9:848e0c00 r8:8483a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 879.936980][ T32] r4:8483a980 [ 879.937002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 879.937051][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 [ 879.937076][ T32] r4:00000001 [ 879.937097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 879.937138][ T32] Exception stack(0xdff71fb0 to 0xdff71ff8) [ 879.937167][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 879.937197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 879.937705][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 879.938115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 ** 5 printk messages dropped ** [ 879.938423][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.955202][ T32] r5:8513e78c r4:8513e400 [ 879.955234][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 879.955477][ T32] r10:00000000 r9:850e6d00 r8:80287e08 r7:eaa29e60 r6:850e6d80 r5:85010c00 ** 7 printk messages dropped ** [ 879.955772][ T32] r4:84833180 ** 3 printk messages dropped ** [ 879.956342][ T32] Call trace: ** 6 printk messages dropped ** [ 879.956636][ T32] 1d40: 82ac15a0 7f14f000 dfae3000 8280c928 82ac21c4 dff71da4 dff71da8 dff71d78 ** 9 printk messages dropped ** [ 879.956957][ T32] r4:00000000 ** 6 printk messages dropped ** [ 879.957226][ T32] r5:8455378c r4:84553400 ** 6 printk messages dropped ** [ 879.957598][ T32] r10:00000000 r9:8483a980 r8:80287e08 r7:dff55e60 r6:84944700 r5:848e0c00 ** 8 printk messages dropped ** [ 879.958003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 879.980125][ T32] r4:85011800 ** 4 printk messages dropped ** [ 879.980654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 ** 7 printk messages dropped ** [ 879.981368][ T32] r9:83018205 r8:85011800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 ** 5 printk messages dropped ** [ 879.981867][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 879.982475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 879.983531][ T32] INFO: task kworker/1:406:4074 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 9 printk messages dropped ** [ 879.984480][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 879.985191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 879.986267][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 879.986717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 879.986909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 879.986983][ T32] INFO: task kworker/1:407:4075 blocked for more than 457 seconds. [ 879.987044][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 879.987087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 879.987122][ T32] task:kworker/1:407 state:D stack:0 pid:4075 tgid:4075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 879.987201][ T32] Workqueue: events bpf_prog_free_deferred [ 879.987306][ T32] Call trace: [ 879.987365][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 879.987450][ T32] r10:8291a684 r9:e89c9d84 r8:00000002 r7:60000013 r6:e89c9d8c r5:85013000 [ 879.987490][ T32] r4:85013000 [ 879.987559][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 879.987682][ T32] r5:85013000 r4:8291a680 [ 879.987723][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 879.987791][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 879.987866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e89c9e08 [ 879.987934][ T32] r4:00000000 [ 879.987980][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 879.988043][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 879.988186][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 879.988288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833940 [ 879.988335][ T32] r4:00000000 [ 879.988372][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.012370][ T32] r9:83018205 r8:85013000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 880.012542][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.012709][ T32] r5:00001000 r4:eaa61000 [ 880.012754][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.012856][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.012969][ T32] r5:8513ef8c r4:8513ec00 [ 880.013038][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.013177][ T32] r7:ddde2d80 r6:83018200 r5:8513ef8c r4:850e6f00 [ 880.013263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.013377][ T32] r10:61c88647 r9:85013000 r8:850e6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.013425][ T32] r4:850e6f00 [ 880.013471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.013592][ T32] r10:00000000 r9:850e6f00 r8:80287e08 r7:eaa3de60 r6:850e6f80 r5:85013000 [ 880.013652][ T32] r4:00000001 [ 880.013734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.013848][ T32] Exception stack(0xe89c9fb0 to 0xe89c9ff8) [ 880.013926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.013997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.014090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.014183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.014257][ T32] r4:84833400 [ 880.014843][ T32] INFO: task kworker/1:407:4075 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.014964][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.015175][ T32] Workqueue: events bpf_prog_free_deferred [ 880.015301][ T32] Call trace: [ 880.015387][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.015523][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.015586][ T32] r4:00000000 [ 880.015638][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.015728][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.015795][ T32] dd20: 7f5f1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.015858][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.015917][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 880.016000][ T32] r5:90050013 r4:80239bb0 [ 880.016059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.016163][ T32] r4:82ac21e4 [ 880.016213][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.016371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.016434][ T32] r4:dff9ddc0 [ 880.016488][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.016612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.016688][ T32] r4:00000000 [ 880.016739][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.016871][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.016936][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.017027][ T32] r5:00001000 r4:dfb17000 [ 880.017076][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.017169][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.017303][ T32] r5:84553b8c r4:84553800 [ 880.017363][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.017474][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 2 printk messages dropped ** [ 880.017736][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 880.018141][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 880.034531][ T32] INFO: task kworker/0:75:4079 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 880.035246][ T32] r4:85012400 ** 4 printk messages dropped ** [ 880.035572][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 ** 5 printk messages dropped ** [ 880.035963][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.036313][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 880.036536][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.036805][ T32] r4:84b3f080 ** 5 printk messages dropped ** [ 880.037112][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 880.037871][ T32] INFO: task kworker/0:75:4079 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.037950][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.038112][ T32] Workqueue: events bpf_prog_free_deferred [ 880.038193][ T32] Call trace: [ 880.038270][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.038362][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.038465][ T32] r4:00000000 [ 880.049258][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.049445][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.049536][ T32] dd20: 7f847000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.049613][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.049672][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 880.049760][ T32] r5:90050013 r4:80239bb0 [ 880.049835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.049944][ T32] r4:82ac21e4 [ 880.049999][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.050101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.050176][ T32] r4:dff9ddc0 [ 880.050238][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.050348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.050421][ T32] r4:00000000 [ 880.050487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.050609][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.050668][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.050770][ T32] r5:00001000 r4:dfb17000 [ 880.050826][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.050919][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.051018][ T32] r5:84553b8c r4:84553800 [ 880.051068][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.051175][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.051239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.051351][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.051408][ T32] r4:8483ac80 [ 880.051496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.051644][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.051704][ T32] r4:00000001 [ 880.051751][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.051839][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.051904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.051972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.052041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.052210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.052332][ T32] r4:84839bc0 [ 880.052401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.052510][ T32] INFO: task kworker/0:76:4080 blocked for more than 457 seconds. [ 880.052587][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.052672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.052740][ T32] task:kworker/0:76 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.052903][ T32] Workqueue: events bpf_prog_free_deferred [ 880.053019][ T32] Call trace: [ 880.053095][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.053198][ T32] r10:8291a684 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:85015400 [ 880.053253][ T32] r4:85015400 [ 880.053301][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.053382][ T32] r5:85015400 r4:8291a680 [ 880.053429][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.053517][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.053603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 880.053656][ T32] r4:00000000 [ 880.053702][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.053807][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.053893][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 880.054414][ T32] r5:00001000 r4:eaa7f000 ** 2 printk messages dropped ** [ 880.054661][ T32] r5:8490378c r4:84903400 ** 3 printk messages dropped ** [ 880.054978][ T32] r10:61c88647 r9:85015400 r8:84b3f12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 880.055634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 880.056404][ T32] INFO: task kworker/0:76:4080 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 4 printk messages dropped ** [ 880.056964][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 4 printk messages dropped ** [ 880.057308][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 4 printk messages dropped ** [ 880.057678][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 880.087208][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.087345][ T32] r5:84553b8c r4:84553800 [ 880.087428][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.087557][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.087614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.087720][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.087775][ T32] r4:8483ac80 [ 880.087821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.087954][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.088039][ T32] r4:00000001 [ 880.088100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.088204][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.088312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.104155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.104509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.104609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.104672][ T32] r4:84839bc0 [ 880.104728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.104795][ T32] INFO: task kworker/1:408:4081 blocked for more than 457 seconds. [ 880.104865][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.104922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.104981][ T32] task:kworker/1:408 state:D stack:0 pid:4081 tgid:4081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.105112][ T32] Workqueue: events bpf_prog_free_deferred [ 880.105248][ T32] Call trace: [ 880.105361][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.105492][ T32] r10:8291a684 r9:eaa59d84 r8:00000002 r7:60000113 r6:eaa59d8c r5:84b72400 [ 880.105560][ T32] r4:84b72400 [ 880.105607][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.105695][ T32] r5:84b72400 r4:8291a680 [ 880.105745][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.105831][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.105926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 [ 880.105983][ T32] r4:00000000 [ 880.106030][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.106105][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.106187][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.106282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833e40 [ 880.106382][ T32] r4:00000000 [ 880.106468][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.106576][ T32] r9:83018205 r8:84b72400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 880.106651][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.106731][ T32] r5:00001000 r4:eaa97000 [ 880.106769][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.106838][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.106911][ T32] r5:8513fb8c r4:8513f800 [ 880.106948][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.107058][ T32] r7:ddde2d80 r6:83018200 r5:8513fb8c r4:84bf5080 [ 880.107101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.107185][ T32] r10:61c88647 r9:84b72400 r8:84bf50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.107225][ T32] r4:84bf5080 [ 880.107265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.107348][ T32] r10:00000000 r9:84bf5080 r8:80287e08 r7:e89c9e60 r6:84b3f200 r5:84b72400 [ 880.107388][ T32] r4:00000001 [ 880.107422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.107484][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 880.107557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.107616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.107662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.107714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.107752][ T32] r4:84833900 [ 880.108319][ T32] INFO: task kworker/1:408:4081 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.108452][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.119464][ T32] Workqueue: events bpf_prog_free_deferred [ 880.119591][ T32] Call trace: [ 880.119648][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.119747][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.119790][ T32] r4:00000000 [ 880.119862][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.119939][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.120129][ T32] dd20: 7fe81000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.120190][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.120294][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 880.120349][ T32] r5:90050013 r4:80239bb0 [ 880.120389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.120463][ T32] r4:82ac21e4 [ 880.120498][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.120580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.120619][ T32] r4:dff9ddc0 [ 880.120656][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.120759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.120883][ T32] r4:00000000 [ 880.120926][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.121010][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.121056][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.121199][ T32] r5:00001000 r4:dfb17000 [ 880.121240][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.121315][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.121391][ T32] r5:84553b8c r4:84553800 [ 880.121426][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.121522][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.121562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.121644][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.121682][ T32] r4:8483ac80 [ 880.121749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.121974][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.122188][ T32] r4:00000001 [ 880.122229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.122296][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.122345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.122396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.122496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.122560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.122599][ T32] r4:84839bc0 [ 880.122639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.122689][ T32] INFO: task kworker/1:409:4084 blocked for more than 457 seconds. [ 880.122745][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.122790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.122835][ T32] task:kworker/1:409 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.122928][ T32] Workqueue: events bpf_prog_free_deferred [ 880.123058][ T32] Call trace: [ 880.123137][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.123292][ T32] r10:8291a684 r9:eaa79d84 r8:00000002 r7:60000013 r6:eaa79d8c r5:84b71800 [ 880.123353][ T32] r4:84b71800 [ 880.123401][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.123487][ T32] r5:84b71800 r4:8291a680 [ 880.123567][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.123676][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.123766][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 880.123816][ T32] r4:00000000 [ 880.123863][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.123946][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.124027][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.124119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833a40 [ 880.124194][ T32] r4:00000000 [ 880.124248][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.124382][ T32] r9:83018205 r8:84b71800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 880.124432][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.124536][ T32] r5:00001000 r4:eaa6f000 [ 880.124588][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.124670][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.124768][ T32] r5:8513f38c r4:8513f000 [ 880.124821][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.124924][ T32] r7:ddde2d80 r6:83018200 r5:8513f38c r4:84bf5100 [ 880.124976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.125084][ T32] r10:61c88647 r9:84b71800 r8:84bf512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.125140][ T32] r4:84bf5100 [ 880.125211][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.125326][ T32] r10:00000000 r9:84bf5100 r8:80287e08 r7:eaa59e60 r6:84b3f280 r5:84b71800 [ 880.125384][ T32] r4:00000001 [ 880.125436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.125530][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 880.125599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.125667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.125733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.125800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.125852][ T32] r4:848339c0 [ 880.126429][ T32] INFO: task kworker/1:409:4084 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.126516][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.126647][ T32] Workqueue: events bpf_prog_free_deferred [ 880.126748][ T32] Call trace: [ 880.126819][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.126928][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.127003][ T32] r4:00000000 [ 880.127055][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.127165][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.127239][ T32] dd20: 7fe81000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.127310][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 880.127712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 880.151485][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 880.152421][ T32] r4:00000001 ** 3 printk messages dropped ** [ 880.152729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.153390][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 880.153754][ T32] r4:84b73c00 ** 3 printk messages dropped ** [ 880.154030][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 880.154184][ T32] r4:00000000 ** 2 printk messages dropped ** [ 880.154406][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 880.154813][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 880.155371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 880.155732][ T32] r10:00000000 r9:84bf5180 r8:80287e08 r7:eaa59e60 r6:84b3f300 r5:84b73c00 [ 880.155785][ T32] r4:00000001 [ 880.155829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.155909][ T32] Exception stack(0xeaa65fb0 to 0xeaa65ff8) [ 880.155969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.156029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.156087][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.156149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.156195][ T32] r4:84833680 [ 880.156798][ T32] INFO: task kworker/1:410:4086 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.156866][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.156967][ T32] Workqueue: events bpf_prog_free_deferred [ 880.157075][ T32] Call trace: [ 880.157136][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.157227][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.157275][ T32] r4:00000000 [ 880.157309][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.157376][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.157424][ T32] dd20: 7fff6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.157478][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.157534][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 880.157581][ T32] r5:90050013 r4:80239bb0 [ 880.157616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.157684][ T32] r4:82ac21e4 [ 880.157721][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.157794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.157832][ T32] r4:dff9ddc0 [ 880.157865][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.157960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.158009][ T32] r4:00000000 [ 880.158046][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.158124][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.158163][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.158236][ T32] r5:00001000 r4:dfb17000 [ 880.158274][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.158341][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.189139][ T32] r5:84553b8c r4:84553800 [ 880.189298][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.189431][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.189511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.189607][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.189681][ T32] r4:8483ac80 [ 880.189756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.189844][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.189918][ T32] r4:00000001 [ 880.189958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.190058][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.190117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.190172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.190220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.190305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.190362][ T32] r4:84839bc0 [ 880.190445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.190554][ T32] INFO: task kworker/0:77:4089 blocked for more than 457 seconds. [ 880.190619][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.190663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.190705][ T32] task:kworker/0:77 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.190804][ T32] Workqueue: events bpf_prog_free_deferred [ 880.190923][ T32] Call trace: [ 880.191052][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.191149][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:84b74800 [ 880.191218][ T32] r4:84b74800 [ 880.191257][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.191333][ T32] r5:84b74800 r4:8291a680 [ 880.191368][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.191434][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.191560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 880.191630][ T32] r4:00000000 [ 880.191704][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.191772][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.191873][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.191985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c200 ** 7 printk messages dropped ** [ 880.192642][ T32] r5:844b738c r4:844b7000 [ 880.192677][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.192932][ T32] r4:84b3f380 ** 5 printk messages dropped ** [ 880.193348][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 880.194447][ T32] Call trace: ** 1 printk messages dropped ** [ 880.194683][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 2 printk messages dropped ** [ 880.194917][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 2 printk messages dropped ** [ 880.195129][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 880.195454][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 880.195821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 4 printk messages dropped ** [ 880.196305][ T32] r5:00001000 r4:dfb17000 ** 3 printk messages dropped ** [ 880.196659][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 880.197199][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.197271][ T32] r4:00000001 [ 880.197327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.197436][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.197519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.197591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.197661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.197734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.197791][ T32] r4:84839bc0 [ 880.197942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.198016][ T32] INFO: task kworker/0:78:4090 blocked for more than 457 seconds. [ 880.198094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.198156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.198243][ T32] task:kworker/0:78 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.198446][ T32] Workqueue: events bpf_prog_free_deferred [ 880.219280][ T32] Call trace: [ 880.219391][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.219531][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:84b75400 [ 880.219577][ T32] r4:84b75400 [ 880.219614][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.219691][ T32] r5:84b75400 r4:8291a680 [ 880.219726][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.219793][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.219869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 880.219910][ T32] r4:00000000 [ 880.219945][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.220006][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.220071][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.220145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c140 [ 880.220183][ T32] r4:00000000 [ 880.220218][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.220446][ T32] r9:83018005 r8:84b75400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 880.220599][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.220700][ T32] r5:00001000 r4:e0621000 [ 880.220734][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.220799][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.220870][ T32] r5:844b778c r4:844b7400 [ 880.220901][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.220983][ T32] r7:dddced80 r6:83018000 r5:844b778c r4:84b3f480 [ 880.221065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.221139][ T32] r10:61c88647 r9:84b75400 r8:84b3f4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.221173][ T32] r4:84b3f480 [ 880.221201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.221278][ T32] r10:00000000 r9:84b3f480 r8:80287e08 r7:eaa89e60 r6:84b3f500 r5:84b75400 [ 880.221311][ T32] r4:00000001 [ 880.221436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.221553][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 880.221598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.221637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.221672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.221732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.221765][ T32] r4:848ca140 [ 880.222131][ T32] INFO: task kworker/0:78:4090 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.222174][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.222285][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 880.222582][ T32] r4:00000000 ** 5 printk messages dropped ** [ 880.222844][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 880.223078][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 880.223241][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 880.223618][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.223924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.224321][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.224576][ T32] r5:84b76000 r4:8291a680 ** 3 printk messages dropped ** [ 880.224723][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.224896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84825800 ** 7 printk messages dropped ** [ 880.225170][ T32] r5:8514438c r4:85144000 ** 2 printk messages dropped ** [ 880.225271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 880.225478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 880.225860][ T32] INFO: task kworker/1:411:4091 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 7 printk messages dropped ** [ 880.226302][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 880.226499][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 880.226803][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 880.226985][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 880.227406][ T32] r4:00000001 ** 4 printk messages dropped ** [ 880.227748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 880.227931][ T32] task:kworker/1:412 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.255646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 ** 4 printk messages dropped ** [ 880.255880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84833fc0 [ 880.255904][ T32] r4:00000000 [ 880.255925][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.255982][ T32] r9:83018205 r8:84b76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 880.256007][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.256055][ T32] r5:00001000 r4:df9c7000 [ 880.256231][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.256343][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.256392][ T32] r5:8513ff8c r4:8513fc00 [ 880.256415][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.256466][ T32] r7:ddde2d80 r6:83018200 r5:8513ff8c r4:84bf5280 [ 880.256489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.256540][ T32] r10:61c88647 r9:84b76c00 r8:84bf52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.256565][ T32] r4:84bf5280 [ 880.256587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.256636][ T32] r10:00000000 r9:84bf5280 r8:80287e08 r7:eaaa1e60 r6:84b3f600 r5:84b76c00 [ 880.256660][ T32] r4:00000001 [ 880.256763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.256810][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 880.256843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.256874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.256903][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.256935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.257281][ T32] r4:84833d40 [ 880.257621][ T32] INFO: task kworker/1:412:4093 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.257659][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.257733][ T32] Workqueue: events bpf_prog_free_deferred [ 880.257783][ T32] Call trace: [ 880.257888][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.257944][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.257970][ T32] r4:00000000 [ 880.257991][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.258032][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.258061][ T32] dd20: 80868000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.258093][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.258184][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.258216][ T32] r5:80050013 r4:80239bb0 [ 880.258238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.258290][ T32] r4:82ac21e4 [ 880.258312][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.258357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.258447][ T32] r4:dff9ddc0 [ 880.271758][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.271860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.271971][ T32] r4:00000000 [ 880.272004][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.272090][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.272200][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.272344][ T32] r5:00001000 r4:dfb17000 [ 880.272394][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.272574][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.272678][ T32] r5:84553b8c r4:84553800 [ 880.272706][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.272760][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.272784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.272833][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.272858][ T32] r4:8483ac80 [ 880.272880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.272928][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.272953][ T32] r4:00000001 [ 880.272974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 880.273357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.273807][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.274186][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 880.274482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9000 ** 7 printk messages dropped ** [ 880.274743][ T32] r5:8514478c r4:85144400 ** 2 printk messages dropped ** [ 880.274832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 880.275022][ T32] r10:00000000 r9:84bf5300 r8:80287e08 r7:eaaa1e60 r6:84b3f680 r5:84b73000 [ 880.275050][ T32] r4:00000001 [ 880.275071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.275109][ T32] Exception stack(0xe085dfb0 to 0xe085dff8) [ 880.275138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.275168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.275195][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.275226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.275257][ T32] r4:84833540 [ 880.275630][ T32] INFO: task kworker/1:413:4096 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.275671][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.275763][ T32] Workqueue: events bpf_prog_free_deferred [ 880.275813][ T32] Call trace: [ 880.275878][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.275933][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.275957][ T32] r4:00000000 [ 880.276003][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.276050][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.276081][ T32] dd20: 80d08000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.276135][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.276182][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.276237][ T32] r5:80050013 r4:80239bb0 [ 880.276327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.276413][ T32] r4:82ac21e4 [ 880.276464][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.276523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.276550][ T32] r4:dff9ddc0 [ 880.276573][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.276618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.276643][ T32] r4:00000000 [ 880.276665][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.276711][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.276734][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.276778][ T32] r5:00001000 r4:dfb17000 [ 880.276799][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.276840][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.276920][ T32] r5:84553b8c r4:84553800 [ 880.276948][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.277001][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.277024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.277074][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.277097][ T32] r4:8483ac80 [ 880.277117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 880.277261][ T32] r4:00000001 ** 4 printk messages dropped ** [ 880.277452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.277747][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 880.277951][ T32] r4:84b20c00 ** 4 printk messages dropped ** [ 880.278125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4921e08 ** 7 printk messages dropped ** [ 880.299277][ T32] r9:83018205 r8:84b20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 880.299519][ T32] r5:8514538c r4:85145000 ** 3 printk messages dropped ** [ 880.299679][ T32] r10:61c88647 r9:84b20c00 r8:84bf53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.299991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.300596][ T32] Call trace: ** 6 printk messages dropped ** [ 880.300877][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 880.301180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 10 printk messages dropped ** [ 880.301601][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 880.301802][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 880.302018][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 880.302229][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 880.302595][ T32] task:kworker/1:415 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.303038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4949e08 ** 9 printk messages dropped ** [ 880.303399][ T32] r5:00001000 r4:dfae3000 ** 2 printk messages dropped ** [ 880.303506][ T32] r5:85144b8c r4:85144800 ** 3 printk messages dropped ** [ 880.303681][ T32] r10:61c88647 r9:84b21800 r8:84bf542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.304064][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.304459][ T32] Call trace: ** 6 printk messages dropped ** [ 880.304694][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 880.304963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 880.305229][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.305274][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.305320][ T32] r5:84553b8c r4:84553800 [ 880.305341][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.305391][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.305438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.305495][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.305519][ T32] r4:8483ac80 [ 880.305568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.305622][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.305646][ T32] r4:00000001 [ 880.305711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.305754][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.305785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.305819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.305847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.305878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.305905][ T32] r4:84839bc0 [ 880.305969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.306001][ T32] INFO: task kworker/1:416:4102 blocked for more than 457 seconds. [ 880.306032][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.306057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.306080][ T32] task:kworker/1:416 state:D stack:0 pid:4102 tgid:4102 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.306129][ T32] Workqueue: events bpf_prog_free_deferred [ 880.306173][ T32] Call trace: [ 880.306206][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.306257][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:84b20000 [ 880.306290][ T32] r4:84b20000 [ 880.306312][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.306370][ T32] r5:84b20000 r4:8291a680 [ 880.306412][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.306457][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.306504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 880.306546][ T32] r4:00000000 [ 880.306572][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.306609][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.306645][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.306689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c92c0 [ 880.306713][ T32] r4:00000000 [ 880.306735][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.306781][ T32] r9:83018205 r8:84b20000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 880.306804][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.306848][ T32] r5:00001000 r4:dfb3d000 [ 880.306905][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.306963][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.307035][ T32] r5:85144f8c r4:85144c00 [ 880.307061][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.307113][ T32] r7:ddde2d80 r6:83018200 r5:85144f8c r4:84bf5480 [ 880.307135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.307184][ T32] r10:61c88647 r9:84b20000 r8:84bf54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.307240][ T32] r4:84bf5480 [ 880.307269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.307320][ T32] r10:00000000 r9:84bf5480 r8:80287e08 r7:e4921e60 r6:84b3f800 r5:84b20000 [ 880.307345][ T32] r4:00000001 [ 880.307366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.307403][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 880.307432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.307464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.307492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.307538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.307587][ T32] r4:848c9400 [ 880.307764][ T32] INFO: task kworker/1:416:4102 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.307818][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.307884][ T32] Workqueue: events bpf_prog_free_deferred [ 880.307930][ T32] Call trace: [ 880.307961][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.308013][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.308039][ T32] r4:00000000 [ 880.308060][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.308100][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.308129][ T32] dd20: 81157000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.308159][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.308187][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.308214][ T32] r5:80050013 r4:80239bb0 [ 880.308235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.308318][ T32] r4:82ac21e4 [ 880.308344][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.308458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.330604][ T32] r4:dff9ddc0 [ 880.330702][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.330774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.330801][ T32] r4:00000000 [ 880.330822][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.330873][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 880.331156][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 11 printk messages dropped ** [ 880.331637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 880.332165][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 880.332842][ T32] r5:85145b8c r4:85145800 ** 4 printk messages dropped ** [ 880.333003][ T32] r4:84bf5500 ** 7 printk messages dropped ** [ 880.333277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.333748][ T32] Call trace: [ 880.333779][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.333834][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.333861][ T32] r4:00000000 [ 880.333881][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.333924][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.333955][ T32] dd20: 8151a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.333986][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.334014][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.334040][ T32] r5:80050013 r4:80239bb0 [ 880.334061][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.334102][ T32] r4:82ac21e4 [ 880.334123][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.334167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.334214][ T32] r4:dff9ddc0 [ 880.334243][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.334296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.334321][ T32] r4:00000000 [ 880.334341][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.334401][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.334429][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.334496][ T32] r5:00001000 r4:dfb17000 ** 2 printk messages dropped ** [ 880.334633][ T32] r5:84553b8c r4:84553800 ** 9 printk messages dropped ** [ 880.335018][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 10 printk messages dropped ** [ 880.335333][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 880.335733][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.336125][ T32] r5:844b7b8c r4:844b7800 ** 4 printk messages dropped ** [ 880.336339][ T32] r4:84bf5600 ** 7 printk messages dropped ** [ 880.336752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 880.338122][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 2 printk messages dropped ** [ 880.338216][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.338242][ T32] r5:80050013 r4:80239bb0 [ 880.338264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.338316][ T32] r4:82ac21e4 [ 880.338336][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.338460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.359457][ T32] r4:dff9ddc0 [ 880.359509][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.359589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.359615][ T32] r4:00000000 [ 880.359639][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.359737][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.359768][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.359822][ T32] r5:00001000 r4:dfb17000 [ 880.359927][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.359977][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.360026][ T32] r5:84553b8c r4:84553800 [ 880.360048][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.360102][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.360126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.360177][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.360201][ T32] r4:8483ac80 [ 880.360222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.360307][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.360334][ T32] r4:00000001 [ 880.360357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.360399][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.360434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.360466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 880.360945][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 880.361430][ T32] r4:00000000 ** 8 printk messages dropped ** [ 880.361945][ T32] r5:00001000 r4:dff5d000 ** 3 printk messages dropped ** [ 880.362187][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 880.363085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 880.363953][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 12 printk messages dropped ** [ 880.364806][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 880.365423][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 10 printk messages dropped ** [ 880.365885][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.366368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 ** 12 printk messages dropped ** [ 880.366976][ T32] r5:85145f8c r4:85145c00 ** 6 printk messages dropped ** [ 880.367248][ T32] r10:00000000 r9:84bf5800 r8:80287e08 r7:eaaa9e60 r6:84bf5880 r5:85013c00 ** 8 printk messages dropped ** [ 880.367801][ T32] INFO: task kworker/1:420:4111 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.367837][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.367899][ T32] Workqueue: events bpf_prog_free_deferred [ 880.368001][ T32] Call trace: [ 880.368080][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.368140][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.368165][ T32] r4:00000000 [ 880.368185][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.368225][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.368319][ T32] dd20: 818ea000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.368361][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.368460][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.392227][ T32] r5:80050013 r4:80239bb0 [ 880.392318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.392463][ T32] r4:82ac21e4 [ 880.392512][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.392606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.392644][ T32] r4:dff9ddc0 [ 880.392670][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.392751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.392794][ T32] r4:00000000 [ 880.392839][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.392929][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.392978][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.393067][ T32] r5:00001000 r4:dfb17000 [ 880.393114][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.393196][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.393271][ T32] r5:84553b8c r4:84553800 [ 880.393294][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.393517][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.393547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.393599][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.393661][ T32] r4:8483ac80 [ 880.393707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.393762][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.393787][ T32] r4:00000001 [ 880.393807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.393846][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.393879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.393911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.393939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.393970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.394189][ T32] r4:84839bc0 [ 880.394223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.394268][ T32] INFO: task kworker/1:421:4113 blocked for more than 457 seconds. [ 880.394306][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.394332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.394356][ T32] task:kworker/1:421 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.394420][ T32] Workqueue: events bpf_prog_free_deferred [ 880.394470][ T32] Call trace: [ 880.394559][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.394616][ T32] r10:8291a684 r9:eaac9d84 r8:00000002 r7:60000113 r6:eaac9d8c r5:84b23c00 [ 880.394670][ T32] r4:84b23c00 [ 880.394697][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.394743][ T32] r5:84b23c00 r4:8291a680 [ 880.394764][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.394803][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.394849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 880.394879][ T32] r4:00000000 [ 880.394903][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.394939][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.394974][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.395017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9b80 [ 880.395041][ T32] r4:00000000 [ 880.395060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.395105][ T32] r9:83018205 r8:84b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 880.395127][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.395171][ T32] r5:00001000 r4:e0005000 [ 880.395191][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.395231][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.395285][ T32] r5:8514638c r4:85146000 [ 880.395307][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.395356][ T32] r7:ddde2d80 r6:83018200 r5:8514638c r4:84bf5900 [ 880.395406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.395463][ T32] r10:61c88647 r9:84b23c00 r8:84bf592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.395488][ T32] r4:84bf5900 [ 880.395509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.395557][ T32] r10:00000000 r9:84bf5900 r8:80287e08 r7:eaa91e60 r6:84b3f880 r5:84b23c00 [ 880.395580][ T32] r4:00000001 [ 880.395600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.395636][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 880.395663][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.395718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.395752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.395783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.395829][ T32] r4:848c9980 [ 880.396193][ T32] INFO: task kworker/1:421:4113 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.396233][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.396352][ T32] Workqueue: events bpf_prog_free_deferred [ 880.396403][ T32] Call trace: ** 2 printk messages dropped ** [ 880.396515][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.396690][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 880.397100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 8 printk messages dropped ** [ 880.397598][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 880.397986][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 880.398158][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 880.398315][ T32] task:kworker/1:422 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 880.420731][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.421415][ T32] r5:8514678c r4:85146400 ** 3 printk messages dropped ** [ 880.421633][ T32] r10:61c88647 r9:84b25400 r8:84bf59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.421910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 880.422479][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.422793][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 880.423063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 8 printk messages dropped ** [ 880.423404][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 880.423753][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 880.423920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 880.424295][ T32] r10:8291a684 r9:eaad9d84 r8:00000002 r7:60000013 r6:eaad9d8c r5:84b26c00 ** 8 printk messages dropped ** [ 880.424636][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 880.424715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036040 [ 880.424741][ T32] r4:00000000 [ 880.424775][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.424828][ T32] r9:83018205 r8:84b26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.424852][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.424896][ T32] r5:00001000 r4:e05fd000 [ 880.424917][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.424957][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.425000][ T32] r5:8514778c r4:85147400 [ 880.425021][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.425066][ T32] r7:ddde2d80 r6:83018200 r5:8514778c r4:84bf5a00 [ 880.425099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.425166][ T32] r10:61c88647 r9:84b26c00 r8:84bf5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.425197][ T32] r4:84bf5a00 [ 880.425219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.425277][ T32] r10:00000000 r9:84bf5a00 r8:80287e08 r7:eaad1e60 r6:84b3f980 r5:84b26c00 [ 880.425301][ T32] r4:00000001 [ 880.425321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.425357][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 880.425384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.425413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.425441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.425520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.425550][ T32] r4:848c9c80 [ 880.425753][ T32] INFO: task kworker/1:423:4117 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.425791][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.425873][ T32] Workqueue: events bpf_prog_free_deferred [ 880.425944][ T32] Call trace: [ 880.425977][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.426031][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.426056][ T32] r4:00000000 [ 880.426076][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.426116][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.426177][ T32] dd20: 81fce000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.426236][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.426272][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.426316][ T32] r5:80050013 r4:80239bb0 [ 880.426342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.426414][ T32] r4:82ac21e4 [ 880.426452][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.426536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.426562][ T32] r4:dff9ddc0 [ 880.426585][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.426648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.426689][ T32] r4:00000000 [ 880.426715][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.426764][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.426799][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.426847][ T32] r5:00001000 r4:dfb17000 [ 880.426871][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.426937][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.427008][ T32] r5:84553b8c r4:84553800 [ 880.427071][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.427128][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.427198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.427259][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.427286][ T32] r4:8483ac80 [ 880.427331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.427384][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.427408][ T32] r4:00000001 [ 880.427429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.427469][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.427497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.427531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.427559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.427589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.427614][ T32] r4:84839bc0 [ 880.427634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.427661][ T32] INFO: task kworker/1:424:4118 blocked for more than 457 seconds. [ 880.427706][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.427736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.427760][ T32] task:kworker/1:424 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 880.428056][ T32] r4:85018000 ** 3 printk messages dropped ** [ 880.428187][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 880.443394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9e40 ** 7 printk messages dropped ** [ 880.443726][ T32] r5:85146b8c r4:85146800 ** 2 printk messages dropped ** [ 880.443920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 880.444344][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.445106][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.445410][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 880.445592][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 880.445701][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 880.445899][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 880.446339][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 880.446508][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.446552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.446581][ T32] r4:84839bc0 [ 880.446606][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.446639][ T32] INFO: task kworker/1:425:4121 blocked for more than 457 seconds. [ 880.446675][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.446702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.446746][ T32] task:kworker/1:425 state:D stack:0 pid:4121 tgid:4121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.446841][ T32] Workqueue: events bpf_prog_free_deferred [ 880.446891][ T32] Call trace: [ 880.446939][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.446995][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000013 r6:eaad5d8c r5:85018c00 [ 880.447020][ T32] r4:85018c00 [ 880.447041][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.447086][ T32] r5:85018c00 r4:8291a680 [ 880.447107][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.447148][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.447194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 880.447218][ T32] r4:00000000 [ 880.447239][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.447282][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.447318][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.447360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cab00 [ 880.447383][ T32] r4:00000000 [ 880.447404][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.447463][ T32] r9:83018205 r8:85018c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 880.447490][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.447536][ T32] r5:00001000 r4:e0575000 [ 880.447557][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.447620][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.447671][ T32] r5:85146f8c r4:85146c00 [ 880.447693][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.447742][ T32] r7:ddde2d80 r6:83018200 r5:85146f8c r4:84bf5b80 [ 880.447779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.447856][ T32] r10:61c88647 r9:85018c00 r8:84bf5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.447885][ T32] r4:84bf5b80 [ 880.447905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.447952][ T32] r10:00000000 r9:84bf5b80 r8:80287e08 r7:eaad9e60 r6:84bf5c00 r5:85018c00 [ 880.447977][ T32] r4:00000001 [ 880.447998][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.448037][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 880.448065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.448094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.448122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.448152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.448174][ T32] r4:848c9f00 [ 880.448435][ T32] INFO: task kworker/1:425:4121 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.465805][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.465911][ T32] Workqueue: events bpf_prog_free_deferred [ 880.466043][ T32] Call trace: [ 880.466121][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.466193][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.466248][ T32] r4:00000000 [ 880.466311][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.466365][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.466400][ T32] dd20: 82432000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.466457][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.466491][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.466518][ T32] r5:80050013 r4:80239bb0 [ 880.466540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.466609][ T32] r4:82ac21e4 [ 880.466636][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.466696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.466724][ T32] r4:dff9ddc0 [ 880.466746][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 880.466934][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 880.467531][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 880.467802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.468257][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 880.479378][ T32] r4:00000000 ** 7 printk messages dropped ** [ 880.479721][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 880.480110][ T32] r4:84bf5c80 ** 5 printk messages dropped ** [ 880.480480][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.481198][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.481595][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 880.481812][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 880.482282][ T32] r5:00001000 r4:dfb17000 ** 5 printk messages dropped ** [ 880.482595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 880.482880][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.483303][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.483698][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 880.483954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036600 ** 7 printk messages dropped ** [ 880.484416][ T32] r5:85147f8c r4:85147c00 ** 3 printk messages dropped ** [ 880.484641][ T32] r10:61c88647 r9:8501a400 r8:84bf5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 880.485110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.485668][ T32] Call trace: ** 4 printk messages dropped ** [ 880.485842][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 2 printk messages dropped ** [ 880.485931][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.485958][ T32] r5:80050013 r4:80239bb0 [ 880.485979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.486021][ T32] r4:82ac21e4 [ 880.486042][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.486159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.486188][ T32] r4:dff9ddc0 [ 880.486209][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.486260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.486309][ T32] r4:00000000 [ 880.486336][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.486384][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.486406][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.486449][ T32] r5:00001000 r4:dfb17000 [ 880.486470][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.486510][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.486554][ T32] r5:84553b8c r4:84553800 [ 880.486575][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.486623][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.486671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.486728][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.486752][ T32] r4:8483ac80 [ 880.486772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.486818][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.486842][ T32] r4:00000001 [ 880.486862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.486901][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.486978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.487014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.487042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.487072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.487098][ T32] r4:84839bc0 [ 880.487119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.487174][ T32] INFO: task kworker/1:428:4126 blocked for more than 457 seconds. [ 880.487210][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.487237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.487267][ T32] task:kworker/1:428 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.487340][ T32] Workqueue: events bpf_prog_free_deferred [ 880.487405][ T32] Call trace: [ 880.487460][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.487511][ T32] r10:8291a684 r9:eaae5d84 r8:00000002 r7:60000113 r6:eaae5d8c r5:8501bc00 [ 880.487535][ T32] r4:8501bc00 [ 880.487556][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.487602][ T32] r5:8501bc00 r4:8291a680 [ 880.487624][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.487664][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.487709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 [ 880.487733][ T32] r4:00000000 [ 880.487768][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.487811][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.487847][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.487890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036240 [ 880.487913][ T32] r4:00000000 [ 880.487934][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.487999][ T32] r9:83018205 r8:8501bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 880.488027][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.488074][ T32] r5:00001000 r4:e0613000 [ 880.488119][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.488165][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.488211][ T32] r5:85147b8c r4:85147800 [ 880.488244][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.488347][ T32] r7:ddde2d80 r6:83018200 r5:85147b8c r4:84bf5e80 [ 880.488385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.510653][ T32] r10:61c88647 r9:8501bc00 r8:84bf5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.510762][ T32] r4:84bf5e80 [ 880.510804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.510898][ T32] r10:00000000 r9:84bf5e80 r8:80287e08 r7:eaae1e60 r6:84bf5f00 r5:8501bc00 [ 880.510924][ T32] r4:00000001 [ 880.510960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.511034][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 880.511107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.511168][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.511201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.511232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.511268][ T32] r4:850362c0 ** 1 printk messages dropped ** [ 880.511750][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 880.512395][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 880.512748][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 880.513029][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 880.513556][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 8 printk messages dropped ** [ 880.513949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 880.514355][ T32] r4:8501b000 ** 5 printk messages dropped ** [ 880.514623][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.514841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c600 ** 8 printk messages dropped ** [ 880.515268][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 880.515428][ T32] r10:61c88647 r9:8501b000 r8:84b3fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.515458][ T32] r4:84b3fa00 [ 880.515508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.515613][ T32] r10:00000000 r9:84b3fa00 r8:80287e08 r7:eaa89e60 r6:84bf5f80 r5:8501b000 [ 880.515642][ T32] r4:00000001 [ 880.515662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.515700][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 880.515730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.515760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.515788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.515863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.515892][ T32] r4:84b3c240 [ 880.516074][ T32] INFO: task kworker/0:79:4130 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.516110][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.516174][ T32] Workqueue: events bpf_prog_free_deferred [ 880.516248][ T32] Call trace: [ 880.516338][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.516402][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.516430][ T32] r4:00000000 [ 880.516451][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.516494][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.516524][ T32] dd20: 8288b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.516556][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.516583][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.516609][ T32] r5:80050013 r4:80239bb0 [ 880.516630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.516672][ T32] r4:82ac21e4 [ 880.516693][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.516736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.516777][ T32] r4:dff9ddc0 [ 880.516803][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.516848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.516872][ T32] r4:00000000 [ 880.516895][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.516941][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.516964][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.517008][ T32] r5:00001000 r4:dfb17000 [ 880.517053][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.517102][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.517149][ T32] r5:84553b8c r4:84553800 [ 880.517171][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.517332][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 880.517555][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 7 printk messages dropped ** [ 880.517833][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 880.518107][ T32] r4:8501e000 ** 4 printk messages dropped ** [ 880.518319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 ** 8 printk messages dropped ** [ 880.536115][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 880.536484][ T32] r7:ddde2d80 r6:83018200 r5:8514c38c r4:84931000 ** 6 printk messages dropped ** [ 880.536861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 880.537610][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.537938][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 880.538176][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 880.551155][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 880.551625][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 880.551846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 880.552217][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.552734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 ** 9 printk messages dropped ** [ 880.553127][ T32] r5:00001000 r4:e06ab000 ** 3 printk messages dropped ** [ 880.553288][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 880.553440][ T32] r4:84931180 [ 880.553461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.553509][ T32] r10:00000000 r9:84931180 r8:80287e08 r7:eaaf9e60 r6:84b3fa80 r5:84b24800 [ 880.553532][ T32] r4:00000001 [ 880.553552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.553589][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 880.553618][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.553727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.553762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.553796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.553820][ T32] r4:850367c0 [ 880.554166][ T32] INFO: task kworker/1:430:4134 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.554209][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.554343][ T32] Workqueue: events bpf_prog_free_deferred [ 880.554424][ T32] Call trace: [ 880.554470][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.554530][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.554556][ T32] r4:00000000 [ 880.554605][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.554680][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.554714][ T32] dd20: 82ed4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.554745][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.554803][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.554845][ T32] r5:80050013 r4:80239bb0 [ 880.554868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.554963][ T32] r4:82ac21e4 [ 880.555114][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.555165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.555204][ T32] r4:dff9ddc0 [ 880.555240][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.555296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.555321][ T32] r4:00000000 [ 880.555355][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.555406][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.555429][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.555474][ T32] r5:00001000 r4:dfb17000 [ 880.555496][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.555551][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.555600][ T32] r5:84553b8c r4:84553800 [ 880.555621][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.555673][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.555696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.555744][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.555770][ T32] r4:8483ac80 [ 880.555792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.555852][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.555883][ T32] r4:00000001 [ 880.555931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.556008][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.556041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.556087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.556130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.556177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.556207][ T32] r4:84839bc0 [ 880.556229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.556298][ T32] INFO: task kworker/0:80:4135 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 880.556507][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.556940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaede08 ** 8 printk messages dropped ** [ 880.557318][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.557492][ T32] r5:850a8f8c r4:850a8c00 ** 3 printk messages dropped ** [ 880.557632][ T32] r10:61c88647 r9:84b26000 r8:84b3fb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 880.558128][ T32] r4:84b3c3c0 ** 3 printk messages dropped ** [ 880.581786][ T32] Call trace: ** 6 printk messages dropped ** [ 880.582215][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 9 printk messages dropped ** [ 880.582831][ T32] r4:00000000 ** 6 printk messages dropped ** [ 880.583112][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 880.583589][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 880.583953][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 880.584313][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 880.584645][ T32] r4:84b23000 ** 4 printk messages dropped ** [ 880.584822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 ** 12 printk messages dropped ** [ 880.585546][ T32] r5:8514cf8c r4:8514cc00 ** 3 printk messages dropped ** [ 880.585706][ T32] r10:61c88647 r9:84b23000 r8:8493112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 880.586194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 880.586764][ T32] Call trace: ** 4 printk messages dropped ** [ 880.586994][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 3 printk messages dropped ** [ 880.587116][ T32] r5:80050013 r4:80239bb0 [ 880.587154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.587206][ T32] r4:82ac21e4 [ 880.587229][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.587281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.587320][ T32] r4:dff9ddc0 [ 880.587346][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.587391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.587457][ T32] r4:00000000 [ 880.587508][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.587592][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.587652][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.587743][ T32] r5:00001000 r4:dfb17000 [ 880.587802][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.587866][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.587918][ T32] r5:84553b8c r4:84553800 [ 880.587939][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.587991][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.588014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.588121][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.588182][ T32] r4:8483ac80 [ 880.588212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.588319][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.588357][ T32] r4:00000001 [ 880.588442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.609028][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.609092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.609127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.609158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.609222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.609285][ T32] r4:84839bc0 [ 880.609323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.609357][ T32] INFO: task kworker/1:432:4139 blocked for more than 457 seconds. [ 880.609394][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.609420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.609444][ T32] task:kworker/1:432 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.609509][ T32] Workqueue: events bpf_prog_free_deferred [ 880.609575][ T32] Call trace: [ 880.609753][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.609864][ T32] r10:8291a684 r9:eab11d84 r8:00000002 r7:60000013 r6:eab11d8c r5:84b22400 [ 880.609896][ T32] r4:84b22400 [ 880.609994][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.610071][ T32] r5:84b22400 r4:8291a680 [ 880.610114][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.610295][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.610354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 880.610382][ T32] r4:00000000 [ 880.610404][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.610441][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.610483][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.610557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85036a80 [ 880.610587][ T32] r4:00000000 [ 880.610609][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.610658][ T32] r9:83018205 r8:84b22400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 880.610681][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.610750][ T32] r5:00001000 r4:e070f000 [ 880.610777][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.610821][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.610865][ T32] r5:8514cb8c r4:8514c800 [ 880.610886][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.610937][ T32] r7:ddde2d80 r6:83018200 r5:8514cb8c r4:84931200 [ 880.610976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.611129][ T32] r10:61c88647 r9:84b22400 r8:8493122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.611158][ T32] r4:84931200 [ 880.611261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.611317][ T32] r10:00000000 r9:84931200 r8:80287e08 r7:eab05e60 r6:84b3fc80 r5:84b22400 [ 880.611341][ T32] r4:00000001 [ 880.611362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.611402][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 880.611448][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.611490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.611522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.611553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.611602][ T32] r4:85036bc0 [ 880.611942][ T32] INFO: task kworker/1:432:4139 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.611981][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.612044][ T32] Workqueue: events bpf_prog_free_deferred [ 880.612150][ T32] Call trace: [ 880.612201][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.612302][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.612383][ T32] r4:00000000 [ 880.612410][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.612501][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.612539][ T32] dd20: 836f0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.612572][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.612600][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.612642][ T32] r5:80050013 r4:80239bb0 [ 880.612670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.612716][ T32] r4:82ac21e4 [ 880.612739][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.612809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.612856][ T32] r4:dff9ddc0 ** 2 printk messages dropped ** [ 880.612952][ T32] r4:00000000 ** 5 printk messages dropped ** [ 880.613236][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 880.613631][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 8 printk messages dropped ** [ 880.613921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 880.614507][ T32] r10:8291a684 r9:eab15d84 r8:00000002 r7:60000113 r6:eab15d8c r5:84bc0000 ** 6 printk messages dropped ** [ 880.614816][ T32] r4:00000000 ** 4 printk messages dropped ** [ 880.615028][ T32] r4:00000000 [ 880.615054][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.615102][ T32] r9:83018205 r8:84bc0000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 880.615126][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.615169][ T32] r5:00001000 r4:e078d000 [ 880.615267][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.615317][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.615361][ T32] r5:8514d78c r4:8514d400 [ 880.615382][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.615541][ T32] r7:ddde2d80 r6:83018200 r5:8514d78c r4:84931280 [ 880.615570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.615647][ T32] r10:61c88647 r9:84bc0000 r8:849312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.615676][ T32] r4:84931280 [ 880.615722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.615782][ T32] r10:00000000 r9:84931280 r8:80287e08 r7:eab05e60 r6:84b3fd00 r5:84bc0000 [ 880.615808][ T32] r4:00000001 [ 880.615841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.615902][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 880.615936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.615969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.616023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.616062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.616112][ T32] r4:85036bc0 [ 880.616338][ T32] INFO: task kworker/1:433:4141 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.616376][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.616484][ T32] Workqueue: events bpf_prog_free_deferred [ 880.616551][ T32] Call trace: [ 880.616613][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.616668][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.616694][ T32] r4:00000000 [ 880.616714][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.616756][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.616787][ T32] dd20: 836f0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.616818][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.616845][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.616904][ T32] r5:80050013 r4:80239bb0 [ 880.616933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.616979][ T32] r4:82ac21e4 [ 880.617001][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.617046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.617073][ T32] r4:dff9ddc0 [ 880.617095][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.617141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 4 printk messages dropped ** [ 880.617330][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 880.617659][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 880.617949][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 880.618151][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 880.637293][ T32] r4:84bc0c00 ** 4 printk messages dropped ** [ 880.637664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab19e08 ** 7 printk messages dropped ** [ 880.638040][ T32] r9:83018205 r8:84bc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 880.638219][ T32] r5:8514d38c r4:8514d000 ** 3 printk messages dropped ** [ 880.638496][ T32] r10:61c88647 r9:84bc0c00 r8:8493132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.651500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.652119][ T32] Call trace: ** 5 printk messages dropped ** [ 880.652416][ T32] dd20: 83cb2000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 880.652871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 880.653679][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 880.653924][ T32] r4:00000001 ** 6 printk messages dropped ** [ 880.654162][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 880.654456][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 880.654982][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 880.655375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cab40 [ 880.655417][ T32] r4:00000000 [ 880.655443][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.655491][ T32] r9:83018205 r8:84bc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 880.655515][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.655557][ T32] r5:00001000 r4:e07c7000 [ 880.655578][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.655617][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.655660][ T32] r5:8514db8c r4:8514d800 [ 880.655681][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.655728][ T32] r7:ddde2d80 r6:83018200 r5:8514db8c r4:84931380 [ 880.655750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.655800][ T32] r10:61c88647 r9:84bc1800 r8:849313ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.655823][ T32] r4:84931380 [ 880.655842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.655889][ T32] r10:00000000 r9:84931380 r8:80287e08 r7:eab15e60 r6:84b3fe00 r5:84bc1800 [ 880.655913][ T32] r4:00000001 [ 880.655932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.655968][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 880.656022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.656081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.656116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.656173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.656213][ T32] r4:85036d80 [ 880.656441][ T32] INFO: task kworker/1:435:4145 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.656481][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.656585][ T32] Workqueue: events bpf_prog_free_deferred [ 880.656632][ T32] Call trace: [ 880.656738][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.656797][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.656846][ T32] r4:00000000 [ 880.656871][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.656959][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.656993][ T32] dd20: 83cb2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.657024][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.657053][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.657079][ T32] r5:80050013 r4:80239bb0 [ 880.657100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.657143][ T32] r4:82ac21e4 [ 880.657168][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.657229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.657325][ T32] r4:dff9ddc0 [ 880.657351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.657397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.657423][ T32] r4:00000000 [ 880.657444][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.657492][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.657514][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.657556][ T32] r5:00001000 r4:dfb17000 [ 880.657602][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.657650][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.657695][ T32] r5:84553b8c r4:84553800 [ 880.657715][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.657789][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.657842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.657897][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.657973][ T32] r4:8483ac80 [ 880.658008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.658085][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.658111][ T32] r4:00000001 [ 880.658137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.658177][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.658232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.658294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.658328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.658385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.658483][ T32] r4:84839bc0 [ 880.679229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.679309][ T32] INFO: task kworker/1:436:4147 blocked for more than 457 seconds. [ 880.679350][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.679377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.679402][ T32] task:kworker/1:436 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.679467][ T32] Workqueue: events bpf_prog_free_deferred [ 880.679556][ T32] Call trace: [ 880.679604][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.679667][ T32] r10:8291a684 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:84bc2400 [ 880.679694][ T32] r4:84bc2400 [ 880.679717][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.679763][ T32] r5:84bc2400 r4:8291a680 [ 880.679786][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.679832][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.679881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 [ 880.679905][ T32] r4:00000000 [ 880.679925][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.679996][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.680049][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.680094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037040 [ 880.680117][ T32] r4:00000000 [ 880.680138][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.680188][ T32] r9:83018205 r8:84bc2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 880.680213][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.680310][ T32] r5:00001000 r4:e07d5000 [ 880.680340][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.680383][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.680427][ T32] r5:8514df8c r4:8514dc00 ** 1 printk messages dropped ** [ 880.680524][ T32] r7:ddde2d80 r6:83018200 r5:8514df8c r4:84931400 ** 6 printk messages dropped ** [ 880.680825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 880.681383][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 880.682042][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 880.682261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 880.682781][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 880.683043][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 880.683232][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 880.683425][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.683668][ T32] r5:84bc3000 r4:8291a680 ** 2 printk messages dropped ** [ 880.683803][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 ** 2 printk messages dropped ** [ 880.683952][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.683989][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.684034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037240 [ 880.684058][ T32] r4:00000000 [ 880.684092][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.684144][ T32] r9:83018205 r8:84bc3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 880.684167][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.684211][ T32] r5:00001000 r4:e07e7000 [ 880.684232][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.684296][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.684342][ T32] r5:8514e38c r4:8514e000 [ 880.684363][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.684422][ T32] r7:ddde2d80 r6:83018200 r5:8514e38c r4:84931480 [ 880.684472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.684528][ T32] r10:61c88647 r9:84bc3000 r8:849314ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.684643][ T32] r4:84931480 [ 880.684669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.684719][ T32] r10:00000000 r9:84931480 r8:80287e08 r7:eab21e60 r6:84b3ff00 r5:84bc3000 [ 880.684743][ T32] r4:00000001 [ 880.684774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.684815][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 880.684843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.684901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.684933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.684965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.685033][ T32] r4:85037100 [ 880.685212][ T32] INFO: task kworker/1:437:4149 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.685249][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.685335][ T32] Workqueue: events bpf_prog_free_deferred [ 880.685381][ T32] Call trace: [ 880.685413][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.685478][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.685543][ T32] r4:00000000 [ 880.685579][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.685654][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.685688][ T32] dd20: 83ede000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.685730][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.685787][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.685818][ T32] r5:80050013 r4:80239bb0 [ 880.685856][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.685904][ T32] r4:82ac21e4 [ 880.685925][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.685982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.686010][ T32] r4:dff9ddc0 [ 880.686030][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.686073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.686097][ T32] r4:00000000 [ 880.686134][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.686203][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.686231][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.686283][ T32] r5:00001000 r4:dfb17000 [ 880.686304][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.686344][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.686388][ T32] r5:84553b8c r4:84553800 [ 880.686433][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.686488][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.686536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.686593][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.686618][ T32] r4:8483ac80 [ 880.686638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.686698][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.686726][ T32] r4:00000001 [ 880.686748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.686792][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 880.686961][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 880.687173][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 880.687447][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 880.687868][ T32] r9:83018205 r8:84bc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 880.688048][ T32] r5:8514e78c r4:8514e400 ** 3 printk messages dropped ** [ 880.688186][ T32] r10:61c88647 r9:84bc3c00 r8:8493152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.708314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 880.709405][ T32] Call trace: ** 4 printk messages dropped ** [ 880.709679][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 880.710115][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 880.710326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.710350][ T32] r4:00000000 [ 880.710396][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.710450][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.710474][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.710518][ T32] r5:00001000 r4:dfb17000 [ 880.710599][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.710647][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.710693][ T32] r5:84553b8c r4:84553800 [ 880.710714][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.710764][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.710799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.710875][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.710929][ T32] r4:8483ac80 [ 880.710955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.711007][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.711032][ T32] r4:00000001 [ 880.711068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.711110][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.711138][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.711167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.711196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.711253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.711288][ T32] r4:84839bc0 [ 880.711360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.711400][ T32] INFO: task kworker/1:439:4153 blocked for more than 457 seconds. [ 880.711515][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.711547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.711572][ T32] task:kworker/1:439 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.711648][ T32] Workqueue: events bpf_prog_free_deferred [ 880.711716][ T32] Call trace: [ 880.711825][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.711880][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:84bc4800 [ 880.711917][ T32] r4:84bc4800 [ 880.711945][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.711994][ T32] r5:84bc4800 r4:8291a680 [ 880.712018][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.712093][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.712147][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 880.712171][ T32] r4:00000000 [ 880.712192][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.712279][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.712379][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.712459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037440 [ 880.712489][ T32] r4:00000000 [ 880.712513][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.712580][ T32] r9:83018205 r8:84bc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 880.712607][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.712668][ T32] r5:00001000 r4:e080f000 [ 880.712693][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.712734][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.712777][ T32] r5:8514eb8c r4:8514e800 [ 880.712824][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.712877][ T32] r7:ddde2d80 r6:83018200 r5:8514eb8c r4:84931580 [ 880.712898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.712974][ T32] r10:61c88647 r9:84bc4800 r8:849315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.713013][ T32] r4:84931580 [ 880.713038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.713088][ T32] r10:00000000 r9:84931580 r8:80287e08 r7:eab29e60 r6:84b3d000 r5:84bc4800 [ 880.713112][ T32] r4:00000001 [ 880.713132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.713167][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 880.713195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.713254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.713295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.713326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.713350][ T32] r4:85037340 [ 880.713497][ T32] INFO: task kworker/1:439:4153 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.713530][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.713622][ T32] Workqueue: events bpf_prog_free_deferred [ 880.713709][ T32] Call trace: [ 880.713796][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.713880][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.713935][ T32] r4:00000000 [ 880.713960][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.714009][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.714041][ T32] dd20: 84224000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.714075][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.714119][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.714183][ T32] r5:80050013 r4:80239bb0 [ 880.714235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.714287][ T32] r4:82ac21e4 [ 880.714333][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.714382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.714429][ T32] r4:dff9ddc0 [ 880.714454][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.714500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.714524][ T32] r4:00000000 [ 880.714550][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.714599][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.714654][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 880.714888][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 8 printk messages dropped ** [ 880.715318][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 880.715760][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 880.716222][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 880.716642][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.716828][ T32] r5:8514ef8c r4:8514ec00 ** 2 printk messages dropped ** [ 880.716925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 880.717324][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 880.717794][ T32] Call trace: ** 4 printk messages dropped ** [ 880.717971][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 880.718225][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 880.740632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 8 printk messages dropped ** [ 880.741180][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.741245][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.741296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.741359][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.741385][ T32] r4:8483ac80 [ 880.741407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.741461][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.741487][ T32] r4:00000001 [ 880.741529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.741574][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.741604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.741635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.741712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.741748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.741774][ T32] r4:84839bc0 [ 880.741824][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.741860][ T32] INFO: task kworker/1:441:4157 blocked for more than 457 seconds. [ 880.741944][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.741974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.741997][ T32] task:kworker/1:441 state:D stack:0 pid:4157 tgid:4157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.742055][ T32] Workqueue: events bpf_prog_free_deferred [ 880.742138][ T32] Call trace: [ 880.742232][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.742342][ T32] r10:8291a684 r9:eab3dd84 r8:00000002 r7:60000113 r6:eab3dd8c r5:84bc6000 [ 880.742386][ T32] r4:84bc6000 [ 880.742423][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.742503][ T32] r5:84bc6000 r4:8291a680 [ 880.742557][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.742672][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.742752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 [ 880.742798][ T32] r4:00000000 ** 1 printk messages dropped ** [ 880.742893][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 880.743593][ T32] r5:8514f38c r4:8514f000 ** 4 printk messages dropped ** [ 880.743877][ T32] r4:84931680 ** 6 printk messages dropped ** [ 880.744245][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 880.745263][ T32] dd20: 845c6000 dfafb000 00000001 80239b98 7f151000 00000001 ** 16 printk messages dropped ** [ 880.746278][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 880.746943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 880.747901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 ** 12 printk messages dropped ** [ 880.773273][ T32] r5:8514f78c r4:8514f400 ** 6 printk messages dropped ** [ 880.773698][ T32] r10:00000000 r9:84931700 r8:80287e08 r7:eab3de60 r6:84b3d180 r5:84bc6c00 ** 11 printk messages dropped ** [ 880.774520][ T32] Call trace: ** 5 printk messages dropped ** [ 880.774838][ T32] dd20: 84a6c000 dfafb000 00000001 80239b98 7f151000 00000001 ** 7 printk messages dropped ** [ 880.775174][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 880.775466][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 880.775713][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 880.775973][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 2 printk messages dropped ** [ 880.776091][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.776121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.776163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.776201][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.776236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.776289][ T32] r4:84839bc0 [ 880.776328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.776358][ T32] INFO: task kworker/1:443:4161 blocked for more than 457 seconds. [ 880.776418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.776449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.776471][ T32] task:kworker/1:443 state:D stack:0 pid:4161 tgid:4161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.776519][ T32] Workqueue: events bpf_prog_free_deferred [ 880.776581][ T32] Call trace: [ 880.776630][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.776721][ T32] r10:8291a684 r9:eab49d84 r8:00000002 r7:60000113 r6:eab49d8c r5:85188c00 [ 880.776777][ T32] r4:85188c00 [ 880.776809][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.776858][ T32] r5:85188c00 r4:8291a680 [ 880.776881][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.776921][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.776967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 880.776992][ T32] r4:00000000 [ 880.777013][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.777048][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.777084][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.777126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037e00 [ 880.777149][ T32] r4:00000000 [ 880.777194][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.777270][ T32] r9:83018205 r8:85188c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 880.777300][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.777346][ T32] r5:00001000 r4:e490d000 [ 880.777385][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.777431][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.777476][ T32] r5:8515038c r4:85150000 [ 880.777496][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.777542][ T32] r7:ddde2d80 r6:83018200 r5:8515038c r4:84931780 [ 880.777576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.777630][ T32] r10:61c88647 r9:85188c00 r8:849317ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.777678][ T32] r4:84931780 [ 880.777752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.777804][ T32] r10:00000000 r9:84931780 r8:80287e08 r7:eab41e60 r6:84b3d200 r5:85188c00 [ 880.777828][ T32] r4:00000001 [ 880.777847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.777883][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 880.777913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.777943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.777972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.778004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.778033][ T32] r4:85037800 [ 880.778163][ T32] INFO: task kworker/1:443:4161 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.778196][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.778262][ T32] Workqueue: events bpf_prog_free_deferred [ 880.778453][ T32] Call trace: [ 880.796748][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.796826][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.796883][ T32] r4:00000000 [ 880.796915][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.796962][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.797006][ T32] dd20: 84d32000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.797045][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.797074][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.797106][ T32] r5:80050013 r4:80239bb0 [ 880.797142][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.797191][ T32] r4:82ac21e4 [ 880.797212][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.797262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.797288][ T32] r4:dff9ddc0 [ 880.797359][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.797409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.797448][ T32] r4:00000000 [ 880.797498][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.797552][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.797576][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.797672][ T32] r5:00001000 r4:dfb17000 [ 880.797737][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.797803][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.797854][ T32] r5:84553b8c r4:84553800 [ 880.797929][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.797985][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.798021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.798075][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.798102][ T32] r4:8483ac80 [ 880.798149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.798203][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.798281][ T32] r4:00000001 [ 880.798308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.798347][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.798374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.798760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.798822][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.798876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.798907][ T32] r4:84839bc0 [ 880.798933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 880.799366][ T32] r10:8291a684 r9:eab4dd84 r8:00000002 r7:60000113 r6:eab4dd8c r5:85189800 ** 6 printk messages dropped ** [ 880.799693][ T32] r4:00000000 ** 3 printk messages dropped ** [ 880.799831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85037940 [ 880.799867][ T32] r4:00000000 [ 880.799896][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.799946][ T32] r9:83018205 r8:85189800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 880.799969][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.800012][ T32] r5:00001000 r4:e085f000 [ 880.800034][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.800074][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.800116][ T32] r5:8514fb8c r4:8514f800 [ 880.800137][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.800194][ T32] r7:ddde2d80 r6:83018200 r5:8514fb8c r4:84931800 [ 880.800315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.800385][ T32] r10:61c88647 r9:85189800 r8:8493182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.800410][ T32] r4:84931800 [ 880.800434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.800512][ T32] r10:00000000 r9:84931800 r8:80287e08 r7:eab49e60 r6:84b3d280 r5:85189800 [ 880.800590][ T32] r4:00000001 [ 880.800615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.800657][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 880.800687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.800791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.800843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.800877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.800900][ T32] r4:850378c0 [ 880.801200][ T32] INFO: task kworker/1:444:4162 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.801239][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.801319][ T32] Workqueue: events bpf_prog_free_deferred [ 880.801364][ T32] Call trace: [ 880.801434][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.801495][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.801562][ T32] r4:00000000 [ 880.801588][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.801642][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.801700][ T32] dd20: 84d32000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.801736][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.801787][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.801866][ T32] r5:80050013 r4:80239bb0 [ 880.801891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.801935][ T32] r4:82ac21e4 [ 880.801958][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.802004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.802054][ T32] r4:dff9ddc0 [ 880.802079][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.802124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 5 printk messages dropped ** [ 880.802375][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 880.802711][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 6 printk messages dropped ** [ 880.802971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 880.803245][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 880.803708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 ** 8 printk messages dropped ** [ 880.804145][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 880.804471][ T32] r5:8514ff8c r4:8514fc00 ** 3 printk messages dropped ** [ 880.804675][ T32] r10:61c88647 r9:8501ec00 r8:849318ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 880.805074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 880.805515][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.805942][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 880.806485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 11 printk messages dropped ** [ 880.807077][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 880.807494][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 880.807663][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 880.807858][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 880.808193][ T32] r5:8501c800 r4:8291a680 ** 2 printk messages dropped ** [ 880.808363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 ** 11 printk messages dropped ** [ 880.841064][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 880.841291][ T32] r10:61c88647 r9:8501c800 r8:84b3d32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 880.841765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 880.842238][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.842362][ T32] Workqueue: events bpf_prog_free_deferred [ 880.842424][ T32] Call trace: [ 880.842572][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.842657][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.842787][ T32] r4:00000000 [ 880.842836][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.842884][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.842915][ T32] dd20: 85530000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.842946][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.842976][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.843006][ T32] r5:80050013 r4:80239bb0 [ 880.843030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.843097][ T32] r4:82ac21e4 [ 880.843172][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.843235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.843305][ T32] r4:dff9ddc0 [ 880.843330][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.843376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.843400][ T32] r4:00000000 [ 880.843420][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.843466][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.843516][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.843603][ T32] r5:00001000 r4:dfb17000 [ 880.843653][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.843710][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.843814][ T32] r5:84553b8c r4:84553800 [ 880.843940][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.843996][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.844021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.844070][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.844111][ T32] r4:8483ac80 [ 880.844160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.844228][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.844277][ T32] r4:00000001 [ 880.844318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.844359][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.844387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.844442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.844478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.844535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.844585][ T32] r4:84839bc0 [ 880.844609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.844652][ T32] INFO: task kworker/1:446:4168 blocked for more than 457 seconds. [ 880.844723][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.844778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.844814][ T32] task:kworker/1:446 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.844868][ T32] Workqueue: events bpf_prog_free_deferred [ 880.844914][ T32] Call trace: [ 880.844947][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.844997][ T32] r10:8291a684 r9:eaaf1d84 r8:00000002 r7:60000013 r6:eaaf1d8c r5:8518a400 [ 880.845046][ T32] r4:8518a400 [ 880.845073][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.845193][ T32] r5:8518a400 r4:8291a680 [ 880.845223][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.845271][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.845318][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 880.845415][ T32] r4:00000000 [ 880.845441][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.845495][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.845565][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.845650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0040 [ 880.845723][ T32] r4:00000000 [ 880.845749][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.845797][ T32] r9:83018205 r8:8518a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 880.845820][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.845862][ T32] r5:00001000 r4:e493b000 [ 880.845882][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.845923][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.845968][ T32] r5:8515078c r4:85150400 [ 880.846022][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.846198][ T32] r7:ddde2d80 r6:83018200 r5:8515078c r4:84931a00 [ 880.846228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.846328][ T32] r10:61c88647 r9:8518a400 r8:84931a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.846414][ T32] r4:84931a00 [ 880.846439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.846495][ T32] r10:00000000 r9:84931a00 r8:80287e08 r7:eab49e60 r6:84b3d380 r5:8518a400 [ 880.846556][ T32] r4:00000001 [ 880.846638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.846779][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 880.846864][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.846899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.846947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.847004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.847104][ T32] r4:85037a40 [ 880.847322][ T32] INFO: task kworker/1:446:4168 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.847400][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.847548][ T32] Workqueue: events bpf_prog_free_deferred [ 880.847639][ T32] Call trace: [ 880.847684][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.847743][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.847795][ T32] r4:00000000 [ 880.847819][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.847894][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.847961][ T32] dd20: 85530000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.848024][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.848085][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.848144][ T32] r5:80050013 r4:80239bb0 [ 880.848178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.848223][ T32] r4:82ac21e4 [ 880.848245][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.848359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.871451][ T32] r4:dff9ddc0 [ 880.871525][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.871642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.871703][ T32] r4:00000000 [ 880.871750][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.871848][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.871927][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.872036][ T32] r5:00001000 r4:dfb17000 [ 880.872114][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.872199][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.872310][ T32] r5:84553b8c r4:84553800 [ 880.872387][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.872493][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.872566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.872666][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.872723][ T32] r4:8483ac80 [ 880.872765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.872862][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.872914][ T32] r4:00000001 [ 880.872958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.873043][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.873111][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.873171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.873225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.873293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.873350][ T32] r4:84839bc0 [ 880.873400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.873452][ T32] INFO: task kworker/0:82:4172 blocked for more than 457 seconds. [ 880.873513][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.873567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.873638][ T32] task:kworker/0:82 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.873762][ T32] Workqueue: events bpf_prog_free_deferred [ 880.873847][ T32] Call trace: [ 880.873912][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.873968][ T32] r10:8291a684 r9:eab51d84 r8:00000002 r7:60000013 r6:eab51d8c r5:8518b000 [ 880.874004][ T32] r4:8518b000 [ 880.874078][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.874153][ T32] r5:8518b000 r4:8291a680 [ 880.874203][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.874274][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.874325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 880.874352][ T32] r4:00000000 [ 880.874389][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.874430][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.874466][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.874512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493a9c0 [ 880.874562][ T32] r4:00000000 [ 880.874612][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.874662][ T32] r9:83018005 r8:8518b000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 880.874685][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.874759][ T32] r5:00001000 r4:dff23000 [ 880.874834][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.874906][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.874968][ T32] r5:850a8b8c r4:850a8800 [ 880.874993][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.875040][ T32] r7:dddced80 r6:83018000 r5:850a8b8c r4:84b3d400 [ 880.875062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.875111][ T32] r10:61c88647 r9:8518b000 r8:84b3d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 880.875136][ T32] r4:84b3d400 [ 880.875157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.875231][ T32] r10:00000000 r9:84b3d400 r8:80287e08 r7:eaaede60 r6:84b3d480 r5:8518b000 [ 880.875263][ T32] r4:00000001 [ 880.875285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.875322][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 880.875350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.875407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.875441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.875473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.875498][ T32] r4:8493a000 [ 880.875733][ T32] INFO: task kworker/0:82:4172 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.875768][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.875853][ T32] Workqueue: events bpf_prog_free_deferred [ 880.875904][ T32] Call trace: [ 880.875986][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.876061][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.876090][ T32] r4:00000000 [ 880.876112][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.876153][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.876206][ T32] dd20: 85a45000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.876247][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.876300][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.876329][ T32] r5:80050013 r4:80239bb0 [ 880.876396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.876514][ T32] r4:82ac21e4 [ 880.876570][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.876676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.876739][ T32] r4:dff9ddc0 [ 880.876790][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.876897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.876954][ T32] r4:00000000 [ 880.877005][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.877131][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.877245][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.877363][ T32] r5:00001000 r4:dfb17000 [ 880.877417][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.877507][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.877613][ T32] r5:84553b8c r4:84553800 [ 880.877707][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.877799][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.877825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.877893][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.877924][ T32] r4:8483ac80 [ 880.877945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.878013][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.878052][ T32] r4:00000001 [ 880.878076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.878114][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.878145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.878187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.878220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.878300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.878460][ T32] r4:84839bc0 [ 880.891837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.891912][ T32] INFO: task kworker/1:447:4173 blocked for more than 457 seconds. [ 880.891975][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.892027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.892097][ T32] task:kworker/1:447 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.892201][ T32] Workqueue: events bpf_prog_free_deferred [ 880.892345][ T32] Call trace: [ 880.892472][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.892597][ T32] r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000013 r6:eaa15d8c r5:8518bc00 [ 880.892664][ T32] r4:8518bc00 [ 880.892718][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.892823][ T32] r5:8518bc00 r4:8291a680 [ 880.892880][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.892971][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.893073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 880.893131][ T32] r4:00000000 [ 880.893201][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.893300][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.893390][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.893489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c02c0 [ 880.893549][ T32] r4:00000000 [ 880.893602][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.893725][ T32] r9:83018205 r8:8518bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 880.893784][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.893889][ T32] r5:00001000 r4:dfb47000 [ 880.893941][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.894037][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.894138][ T32] r5:85150f8c r4:85150c00 [ 880.894193][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.894314][ T32] r7:ddde2d80 r6:83018200 r5:85150f8c r4:84931a80 [ 880.894369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.894481][ T32] r10:61c88647 r9:8518bc00 r8:84931aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.894549][ T32] r4:84931a80 [ 880.894625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.894740][ T32] r10:00000000 r9:84931a80 r8:80287e08 r7:eaaf1e60 r6:84b3d500 r5:8518bc00 [ 880.894801][ T32] r4:00000001 [ 880.894879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.894986][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 880.895059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.895136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.895207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.895288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.895350][ T32] r4:848c0100 [ 880.895832][ T32] INFO: task kworker/1:447:4173 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.895937][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.896080][ T32] Workqueue: events bpf_prog_free_deferred [ 880.896208][ T32] Call trace: [ 880.896339][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.896465][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.896557][ T32] r4:00000000 [ 880.896619][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.896718][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.896787][ T32] dd20: 85a45000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.896881][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.896956][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.897023][ T32] r5:80050013 r4:80239bb0 [ 880.897076][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.897178][ T32] r4:82ac21e4 [ 880.897235][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.897347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.897408][ T32] r4:dff9ddc0 [ 880.897459][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.897558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.897620][ T32] r4:00000000 [ 880.897672][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.897773][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.897824][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.897912][ T32] r5:00001000 r4:dfb17000 [ 880.897967][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.898068][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.898175][ T32] r5:84553b8c r4:84553800 [ 880.898226][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.898335][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.898444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.915451][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.915490][ T32] r4:8483ac80 [ 880.915515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.915579][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.915604][ T32] r4:00000001 [ 880.915626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.915666][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.915697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.915728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.915756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.915813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.915861][ T32] r4:84839bc0 [ 880.915916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.916097][ T32] INFO: task kworker/1:448:4174 blocked for more than 457 seconds. [ 880.916138][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.916164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.916186][ T32] task:kworker/1:448 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.916283][ T32] Workqueue: events bpf_prog_free_deferred [ 880.916358][ T32] Call trace: [ 880.916443][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.916578][ T32] r10:8291a684 r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:8518c800 [ 880.916641][ T32] r4:8518c800 [ 880.916699][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.916810][ T32] r5:8518c800 r4:8291a680 [ 880.916865][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.916956][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.917066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 880.917097][ T32] r4:00000000 [ 880.917121][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.917160][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.917200][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.917244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0200 [ 880.917279][ T32] r4:00000000 [ 880.917301][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.917372][ T32] r9:83018205 r8:8518c800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 880.917402][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.917449][ T32] r5:00001000 r4:df9b3000 [ 880.917471][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.917515][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.917562][ T32] r5:85150b8c r4:85150800 [ 880.917584][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.917634][ T32] r7:ddde2d80 r6:83018200 r5:85150b8c r4:84931b00 [ 880.917683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.917803][ T32] r10:61c88647 r9:8518c800 r8:84931b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.917835][ T32] r4:84931b00 [ 880.917856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.917904][ T32] r10:00000000 r9:84931b00 r8:80287e08 r7:eaa15e60 r6:84b3d580 r5:8518c800 [ 880.917928][ T32] r4:00000001 [ 880.917949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.917988][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 880.918016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.918046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.918098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.918160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.918263][ T32] r4:848c01c0 [ 880.923055][ T32] INFO: task kworker/1:448:4174 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.923192][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.923352][ T32] Workqueue: events bpf_prog_free_deferred [ 880.923507][ T32] Call trace: [ 880.923605][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.923755][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.923820][ T32] r4:00000000 [ 880.923874][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.923974][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.924046][ T32] dd20: 85e67000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.924108][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.924154][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.924188][ T32] r5:80050013 r4:80239bb0 [ 880.924211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.924327][ T32] r4:82ac21e4 [ 880.924385][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.924440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.924490][ T32] r4:dff9ddc0 [ 880.924517][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.924562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.924587][ T32] r4:00000000 [ 880.924609][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.924658][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.924681][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.924750][ T32] r5:00001000 r4:dfb17000 [ 880.924792][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.924839][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.924885][ T32] r5:84553b8c r4:84553800 [ 880.924932][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.924989][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.925013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.925066][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.925092][ T32] r4:8483ac80 [ 880.925115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.925165][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.925189][ T32] r4:00000001 [ 880.925209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.925246][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.925294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.925329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.925357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.925387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.925410][ T32] r4:84839bc0 [ 880.925434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.925462][ T32] INFO: task kworker/1:449:4177 blocked for more than 457 seconds. [ 880.925493][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.925518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.925539][ T32] task:kworker/1:449 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.925588][ T32] Workqueue: events bpf_prog_free_deferred [ 880.925632][ T32] Call trace: [ 880.925664][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.925731][ T32] r10:8291a684 r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:8518e000 [ 880.925761][ T32] r4:8518e000 [ 880.925782][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.925828][ T32] r5:8518e000 r4:8291a680 [ 880.925849][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.925920][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.925971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 880.925999][ T32] r4:00000000 [ 880.926024][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.926061][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.926097][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.926141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0440 [ 880.926164][ T32] r4:00000000 [ 880.926215][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.926273][ T32] r9:83018205 r8:8518e000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 880.926314][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.926420][ T32] r5:00001000 r4:dfbaf000 [ 880.926479][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.926579][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.926687][ T32] r5:8515138c r4:85151000 [ 880.926742][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.926853][ T32] r7:ddde2d80 r6:83018200 r5:8515138c r4:84931b80 [ 880.926906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.927014][ T32] r10:61c88647 r9:8518e000 r8:84931bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.927076][ T32] r4:84931b80 [ 880.927130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.927276][ T32] r10:00000000 r9:84931b80 r8:80287e08 r7:eaa15e60 r6:84b3d600 r5:8518e000 [ 880.927347][ T32] r4:00000001 [ 880.927392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.927434][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 880.927463][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 880.927492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.927551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.927622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.927742][ T32] r4:848c0300 [ 880.927902][ T32] INFO: task kworker/1:449:4177 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.927935][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.928031][ T32] Workqueue: events bpf_prog_free_deferred [ 880.928133][ T32] Call trace: [ 880.928165][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.928232][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.928341][ T32] r4:00000000 [ 880.951775][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.951859][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.951895][ T32] dd20: 861ed000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.951928][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.951955][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.951982][ T32] r5:80050013 r4:80239bb0 [ 880.952029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.952096][ T32] r4:82ac21e4 [ 880.952134][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.952185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.952211][ T32] r4:dff9ddc0 [ 880.952246][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.952343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.952384][ T32] r4:00000000 [ 880.952410][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.952461][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.952491][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.952555][ T32] r5:00001000 r4:dfb17000 [ 880.952582][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.952625][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.952671][ T32] r5:84553b8c r4:84553800 [ 880.952706][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.952762][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.952785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.952834][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.952858][ T32] r4:8483ac80 [ 880.952879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.952926][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.952962][ T32] r4:00000001 [ 880.952988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.953027][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.953057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.953086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.953115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.953145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.953168][ T32] r4:84839bc0 [ 880.953191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.953219][ T32] INFO: task kworker/1:450:4179 blocked for more than 458 seconds. [ 880.953250][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.953283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.953307][ T32] task:kworker/1:450 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.953450][ T32] Workqueue: events bpf_prog_free_deferred [ 880.953496][ T32] Call trace: [ 880.953584][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.953641][ T32] r10:8291a684 r9:eab69d84 r8:00000002 r7:60000113 r6:eab69d8c r5:8518ec00 [ 880.953667][ T32] r4:8518ec00 [ 880.953688][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.953732][ T32] r5:8518ec00 r4:8291a680 [ 880.953754][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.953817][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.953894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 [ 880.953922][ T32] r4:00000000 [ 880.953962][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.954003][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.954062][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.954112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0600 [ 880.954137][ T32] r4:00000000 [ 880.954159][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.954205][ T32] r9:83018205 r8:8518ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 880.954227][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.954278][ T32] r5:00001000 r4:dfc35000 [ 880.954299][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.954339][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.954384][ T32] r5:8515178c r4:85151400 [ 880.954405][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.954452][ T32] r7:ddde2d80 r6:83018200 r5:8515178c r4:84931c00 [ 880.954474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.954524][ T32] r10:61c88647 r9:8518ec00 r8:84931c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.954549][ T32] r4:84931c00 [ 880.954569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.954617][ T32] r10:00000000 r9:84931c00 r8:80287e08 r7:eab65e60 r6:84b3d680 r5:8518ec00 [ 880.954641][ T32] r4:00000001 [ 880.954674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.954742][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 880.954775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 880.954806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.954835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.954865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.954888][ T32] r4:848c04c0 [ 880.955125][ T32] INFO: task kworker/1:450:4179 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.955160][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.955296][ T32] Workqueue: events bpf_prog_free_deferred [ 880.955360][ T32] Call trace: [ 880.955515][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.955613][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.955658][ T32] r4:00000000 [ 880.955682][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.955724][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.955777][ T32] dd20: 861ed000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.955815][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.955844][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.955871][ T32] r5:80050013 r4:80239bb0 [ 880.955892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.955935][ T32] r4:82ac21e4 [ 880.955957][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.956000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.956024][ T32] r4:dff9ddc0 [ 880.956044][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.956087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.956134][ T32] r4:00000000 [ 880.956195][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.956332][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.956404][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.956547][ T32] r5:00001000 r4:dfb17000 [ 880.956617][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.956721][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.956837][ T32] r5:84553b8c r4:84553800 [ 880.956892][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.957014][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.957077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.957218][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.957310][ T32] r4:8483ac80 [ 880.957363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.957476][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.957536][ T32] r4:00000001 [ 880.957595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.957686][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.957760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.957839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.957910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.957985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.958048][ T32] r4:84839bc0 [ 880.958103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.958157][ T32] INFO: task kworker/1:451:4180 blocked for more than 458 seconds. [ 880.958191][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.958217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.958240][ T32] task:kworker/1:451 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.958329][ T32] Workqueue: events bpf_prog_free_deferred [ 880.958374][ T32] Call trace: [ 880.976733][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.976913][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:8518d400 [ 880.976987][ T32] r4:8518d400 [ 880.977041][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.977147][ T32] r5:8518d400 r4:8291a680 [ 880.977202][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.977304][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.977412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 880.977472][ T32] r4:00000000 [ 880.977529][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.977618][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.977717][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.977826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c06c0 [ 880.977887][ T32] r4:00000000 [ 880.977942][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.978018][ T32] r9:83018205 r8:8518d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 880.978048][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.978099][ T32] r5:00001000 r4:dfcab000 [ 880.978121][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.978188][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.978239][ T32] r5:85151b8c r4:85151800 [ 880.978268][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.978334][ T32] r7:ddde2d80 r6:83018200 r5:85151b8c r4:84931c80 [ 880.978362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.978725][ T32] r10:61c88647 r9:8518d400 r8:84931cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.978782][ T32] r4:84931c80 [ 880.978808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.978870][ T32] r10:00000000 r9:84931c80 r8:80287e08 r7:eab69e60 r6:84b3d700 r5:8518d400 [ 880.978894][ T32] r4:00000001 [ 880.978914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.978952][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 880.978983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.979015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.979044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.979076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.979099][ T32] r4:848c05c0 [ 880.979358][ T32] INFO: task kworker/1:451:4180 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.979416][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.979517][ T32] Workqueue: events bpf_prog_free_deferred [ 880.979578][ T32] Call trace: [ 880.979621][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.979678][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.979703][ T32] r4:00000000 [ 880.979725][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.979766][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.979796][ T32] dd20: 86580000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.979826][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.979852][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.979877][ T32] r5:80050013 r4:80239bb0 [ 880.979897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.979940][ T32] r4:82ac21e4 [ 880.979961][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.980005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.980053][ T32] r4:dff9ddc0 [ 880.980080][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.980132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.980159][ T32] r4:00000000 [ 880.980181][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.980229][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.980251][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.980338][ T32] r5:00001000 r4:dfb17000 [ 880.980362][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.980405][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.980455][ T32] r5:84553b8c r4:84553800 [ 880.980476][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.980528][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.980581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.980652][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.980705][ T32] r4:8483ac80 [ 880.980754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.980820][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.980848][ T32] r4:00000001 [ 880.980892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.980996][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.981030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.981061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.981113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.981160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.981188][ T32] r4:84839bc0 [ 880.981213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.981239][ T32] INFO: task kworker/1:452:4182 blocked for more than 458 seconds. [ 880.981290][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.981320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.981343][ T32] task:kworker/1:452 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.981424][ T32] Workqueue: events bpf_prog_free_deferred [ 880.981474][ T32] Call trace: [ 880.981527][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.981583][ T32] r10:8291a684 r9:eab71d84 r8:00000002 r7:60000013 r6:eab71d8c r5:85188000 [ 880.981610][ T32] r4:85188000 [ 880.981654][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.981704][ T32] r5:85188000 r4:8291a680 [ 880.981725][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.981765][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.981810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 880.981833][ T32] r4:00000000 [ 880.981854][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.981903][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.982025][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.982096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0cc0 [ 880.982124][ T32] r4:00000000 [ 880.982146][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.982217][ T32] r9:83018205 r8:85188000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 880.982247][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.982322][ T32] r5:00001000 r4:e007d000 [ 880.982351][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.982395][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.982442][ T32] r5:8515278c r4:85152400 [ 880.982466][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.982560][ T32] r7:ddde2d80 r6:83018200 r5:8515278c r4:84931d00 [ 880.982600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.982687][ T32] r10:61c88647 r9:85188000 r8:84931d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.982730][ T32] r4:84931d00 [ 880.982764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.982838][ T32] r10:00000000 r9:84931d00 r8:80287e08 r7:eab6de60 r6:84b3d780 r5:85188000 [ 880.982878][ T32] r4:00000001 [ 880.982914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.982975][ T32] Exception stack(0xeab71fb0 to 0xeab71ff8) [ 880.983021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 880.983091][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.983146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.983228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.983303][ T32] r4:848c0700 [ 880.983470][ T32] INFO: task kworker/1:452:4182 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 880.983532][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.983668][ T32] Workqueue: events bpf_prog_free_deferred [ 880.983774][ T32] Call trace: [ 880.983874][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 880.983964][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 880.984022][ T32] r4:00000000 [ 880.984062][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 880.984130][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 880.984179][ T32] dd20: 86580000 dfafb000 00000001 80239b98 7f151000 00000001 [ 880.984294][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 880.984377][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 880.984423][ T32] r5:80050013 r4:80239bb0 [ 880.984461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 880.984537][ T32] r4:82ac21e4 [ 880.984578][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 880.984650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 880.984691][ T32] r4:dff9ddc0 [ 880.984726][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.984795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 880.984832][ T32] r4:00000000 [ 880.984866][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.984938][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 880.984977][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.985047][ T32] r5:00001000 r4:dfb17000 [ 880.985084][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.985150][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.985222][ T32] r5:84553b8c r4:84553800 [ 880.985265][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.985346][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 880.985385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.985464][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.985507][ T32] r4:8483ac80 [ 880.985543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.985619][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 880.985658][ T32] r4:00000001 [ 880.985717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 880.985784][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 880.985834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 880.985882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 880.985949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 880.986006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 880.986067][ T32] r4:84839bc0 [ 880.986164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 880.986214][ T32] INFO: task kworker/1:453:4184 blocked for more than 458 seconds. [ 880.986275][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 880.986319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 880.986354][ T32] task:kworker/1:453 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 880.986431][ T32] Workqueue: events bpf_prog_free_deferred [ 880.986500][ T32] Call trace: [ 880.986556][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 880.986637][ T32] r10:8291a684 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:84b28000 [ 880.986678][ T32] r4:84b28000 [ 880.986715][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 880.986788][ T32] r5:84b28000 r4:8291a680 [ 880.986866][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 880.986939][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 880.987015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 880.987056][ T32] r4:00000000 [ 880.987091][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 880.987203][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 880.987299][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 880.987380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c08c0 [ 880.987424][ T32] r4:00000000 [ 880.987487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 880.987572][ T32] r9:83018205 r8:84b28000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 880.987640][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 880.987721][ T32] r5:00001000 r4:dfe4d000 [ 880.987756][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 880.987820][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 880.987893][ T32] r5:85151f8c r4:85151c00 [ 880.987955][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 880.988038][ T32] r7:ddde2d80 r6:83018200 r5:85151f8c r4:84931d80 [ 880.988077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 880.988157][ T32] r10:61c88647 r9:84b28000 r8:84931dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 880.988199][ T32] r4:84931d80 [ 880.988233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 880.988344][ T32] r10:00000000 r9:84931d80 r8:80287e08 r7:eab71e60 r6:84b3d800 r5:84b28000 [ 880.988483][ T32] r4:00000001 [ 881.011833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.011929][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 881.011982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.012032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.012097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.012150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.012192][ T32] r4:848c0700 [ 881.012596][ T32] INFO: task kworker/1:453:4184 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.012655][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.012756][ T32] Workqueue: events bpf_prog_free_deferred [ 881.012835][ T32] Call trace: [ 881.012889][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.012976][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.013038][ T32] r4:00000000 [ 881.013080][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.013148][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.013199][ T32] dd20: 86862000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.013251][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.013333][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.013384][ T32] r5:80050013 r4:80239bb0 [ 881.013424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.013493][ T32] r4:82ac21e4 [ 881.013532][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.013633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.013679][ T32] r4:dff9ddc0 [ 881.013715][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.013787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.013827][ T32] r4:00000000 [ 881.013862][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.013940][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.014039][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.014203][ T32] r5:00001000 r4:dfb17000 [ 881.014255][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.014342][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.014414][ T32] r5:84553b8c r4:84553800 [ 881.014449][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.014528][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.014567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.014646][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.014684][ T32] r4:8483ac80 [ 881.014718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.014791][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.014832][ T32] r4:00000001 [ 881.014865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.014923][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.014997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.015088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.015139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.015190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.015232][ T32] r4:84839bc0 [ 881.015312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.015362][ T32] INFO: task kworker/1:454:4186 blocked for more than 458 seconds. [ 881.015414][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.015489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.015532][ T32] task:kworker/1:454 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.015610][ T32] Workqueue: events bpf_prog_free_deferred [ 881.015754][ T32] Call trace: [ 881.015822][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.015901][ T32] r10:8291a684 r9:eab79d84 r8:00000002 r7:60000013 r6:eab79d8c r5:84b28c00 [ 881.015941][ T32] r4:84b28c00 [ 881.015977][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.016047][ T32] r5:84b28c00 r4:8291a680 [ 881.016083][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.016147][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.016222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 881.016287][ T32] r4:00000000 [ 881.016326][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.016386][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.016443][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.016514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c09c0 [ 881.016555][ T32] r4:00000000 [ 881.016591][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.016664][ T32] r9:83018205 r8:84b28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 881.016701][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.016769][ T32] r5:00001000 r4:dfe93000 [ 881.016803][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.016868][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.016940][ T32] r5:8515238c r4:85152000 [ 881.016976][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.017099][ T32] r7:ddde2d80 r6:83018200 r5:8515238c r4:84931e00 [ 881.017153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.017232][ T32] r10:61c88647 r9:84b28c00 r8:84931e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.017280][ T32] r4:84931e00 [ 881.017314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.017389][ T32] r10:00000000 r9:84931e00 r8:80287e08 r7:eab71e60 r6:84b3d880 r5:84b28c00 [ 881.017428][ T32] r4:00000001 [ 881.017465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.017529][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 881.017621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.017677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.017723][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.017772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.017810][ T32] r4:848c0940 [ 881.018001][ T32] INFO: task kworker/1:454:4186 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.018059][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.018191][ T32] Workqueue: events bpf_prog_free_deferred [ 881.018277][ T32] Call trace: [ 881.018353][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.018501][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.039650][ T32] r4:00000000 [ 881.039700][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.039787][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.039839][ T32] dd20: 86ba5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.039889][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.039933][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.039976][ T32] r5:80050013 r4:80239bb0 [ 881.040012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.040081][ T32] r4:82ac21e4 [ 881.040117][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.040186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.040228][ T32] r4:dff9ddc0 [ 881.040290][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.040365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.040406][ T32] r4:00000000 [ 881.040450][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.040503][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.040526][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.040573][ T32] r5:00001000 r4:dfb17000 [ 881.040594][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.040635][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.040680][ T32] r5:84553b8c r4:84553800 [ 881.040718][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.040774][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.040796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.040868][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.040899][ T32] r4:8483ac80 [ 881.040921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.040970][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.040994][ T32] r4:00000001 [ 881.041014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.041051][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.041080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.041111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.041163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.041200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.041225][ T32] r4:84839bc0 [ 881.041248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.041296][ T32] INFO: task kworker/0:83:4191 blocked for more than 458 seconds. [ 881.041343][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.041372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.041397][ T32] task:kworker/0:83 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.041454][ T32] Workqueue: events bpf_prog_free_deferred [ 881.041502][ T32] Call trace: [ 881.041539][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.041590][ T32] r10:8291a684 r9:eab59d84 r8:00000002 r7:60000113 r6:eab59d8c r5:84b29800 [ 881.041617][ T32] r4:84b29800 [ 881.041637][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.041681][ T32] r5:84b29800 r4:8291a680 [ 881.041702][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.041741][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.041787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab59e08 [ 881.041810][ T32] r4:00000000 [ 881.041865][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.041907][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.041965][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.042015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493ad80 [ 881.042048][ T32] r4:00000000 [ 881.042094][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.042157][ T32] r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 881.042195][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.042243][ T32] r5:00001000 r4:e00d5000 [ 881.042270][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.042312][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.042356][ T32] r5:850a938c r4:850a9000 [ 881.042414][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.042467][ T32] r7:dddced80 r6:83018000 r5:850a938c r4:84b3d900 [ 881.042490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.042539][ T32] r10:61c88647 r9:84b29800 r8:84b3d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.042562][ T32] r4:84b3d900 [ 881.042584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.042633][ T32] r10:00000000 r9:84b3d900 r8:80287e08 r7:eaaede60 r6:84b3d980 r5:84b29800 [ 881.042672][ T32] r4:00000001 [ 881.042710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.042775][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 881.042809][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.042881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.042914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.042945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.042968][ T32] r4:8493aa40 [ 881.043205][ T32] INFO: task kworker/0:83:4191 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.043245][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.043331][ T32] Workqueue: events bpf_prog_free_deferred [ 881.043379][ T32] Call trace: [ 881.043411][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.043464][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.043489][ T32] r4:00000000 [ 881.043525][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.043571][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.043605][ T32] dd20: 86ba5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.043637][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.043663][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.043688][ T32] r5:80050013 r4:80239bb0 [ 881.043811][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.043861][ T32] r4:82ac21e4 [ 881.043883][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.043927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.043975][ T32] r4:dff9ddc0 [ 881.044000][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.044043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.044079][ T32] r4:00000000 [ 881.044125][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.044179][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.044203][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.044298][ T32] r5:00001000 r4:dfb17000 [ 881.044341][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.044390][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.044434][ T32] r5:84553b8c r4:84553800 [ 881.044455][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.044518][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.044547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.044598][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.044625][ T32] r4:8483ac80 [ 881.044647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.044697][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.044722][ T32] r4:00000001 [ 881.044743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.044779][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.044811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.044841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.044870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.044901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.044925][ T32] r4:84839bc0 [ 881.044947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.044974][ T32] INFO: task kworker/0:84:4192 blocked for more than 458 seconds. [ 881.045017][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.045047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.045083][ T32] task:kworker/0:84 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.045173][ T32] Workqueue: events bpf_prog_free_deferred [ 881.045217][ T32] Call trace: [ 881.045248][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.045345][ T32] r10:8291a684 r9:eab61d84 r8:00000002 r7:60000113 r6:eab61d8c r5:84b2a400 [ 881.045375][ T32] r4:84b2a400 [ 881.045398][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.045466][ T32] r5:84b2a400 r4:8291a680 [ 881.045551][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.045625][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.045698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 881.045729][ T32] r4:00000000 [ 881.045751][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.045811][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.045856][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.045902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493ae40 [ 881.045926][ T32] r4:00000000 [ 881.045947][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.045993][ T32] r9:83018005 r8:84b2a400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 881.046015][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.046058][ T32] r5:00001000 r4:e0503000 [ 881.046080][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.046122][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.046165][ T32] r5:850a978c r4:850a9400 [ 881.046186][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.046232][ T32] r7:dddced80 r6:83018000 r5:850a978c r4:84b3da00 [ 881.046254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.046310][ T32] r10:61c88647 r9:84b2a400 r8:84b3da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.046334][ T32] r4:84b3da00 [ 881.046353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.046400][ T32] r10:00000000 r9:84b3da00 r8:80287e08 r7:eab59e60 r6:84b3da80 r5:84b2a400 [ 881.046423][ T32] r4:00000001 [ 881.046442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.046478][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 881.046506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.046536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.046567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.046599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.046624][ T32] r4:8493aa40 [ 881.046741][ T32] INFO: task kworker/0:84:4192 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.046775][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.046863][ T32] Workqueue: events bpf_prog_free_deferred [ 881.046909][ T32] Call trace: [ 881.046956][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.047015][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.047040][ T32] r4:00000000 [ 881.047061][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.047101][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.047130][ T32] dd20: 86ba5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.047160][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.047186][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.047212][ T32] r5:80050013 r4:80239bb0 [ 881.047233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.047282][ T32] r4:82ac21e4 [ 881.047303][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.047346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.047369][ T32] r4:dff9ddc0 [ 881.047389][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.047431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.047455][ T32] r4:00000000 [ 881.047489][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.047540][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.047574][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.047618][ T32] r5:00001000 r4:dfb17000 [ 881.047662][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.047708][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.047778][ T32] r5:84553b8c r4:84553800 [ 881.047841][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.047895][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.047918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.047968][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.047992][ T32] r4:8483ac80 [ 881.048012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.048068][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.048092][ T32] r4:00000001 [ 881.048112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.048171][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.048208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.048238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.048302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.048387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.067270][ T32] r4:84839bc0 [ 881.067326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.067361][ T32] INFO: task kworker/1:455:4194 blocked for more than 458 seconds. [ 881.067395][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.067441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.067469][ T32] task:kworker/1:455 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.067525][ T32] Workqueue: events bpf_prog_free_deferred [ 881.067580][ T32] Call trace: [ 881.067640][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.067698][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:84b2b000 [ 881.067723][ T32] r4:84b2b000 [ 881.067743][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.067788][ T32] r5:84b2b000 r4:8291a680 [ 881.067810][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.067852][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.067896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 881.067920][ T32] r4:00000000 [ 881.067941][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.067991][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.068070][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.068119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c0ec0 [ 881.068143][ T32] r4:00000000 [ 881.068164][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.068250][ T32] r9:83018205 r8:84b2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 881.068295][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.068355][ T32] r5:00001000 r4:e0101000 [ 881.068447][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.072206][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.072327][ T32] r5:85152b8c r4:85152800 [ 881.072357][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.072412][ T32] r7:ddde2d80 r6:83018200 r5:85152b8c r4:84931e80 [ 881.072437][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.072489][ T32] r10:61c88647 r9:84b2b000 r8:84931eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.072513][ T32] r4:84931e80 [ 881.072534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.072585][ T32] r10:00000000 r9:84931e80 r8:80287e08 r7:eab71e60 r6:84b3db00 r5:84b2b000 [ 881.072611][ T32] r4:00000001 [ 881.072632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.072670][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 881.072700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.072731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.072759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.072790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.072814][ T32] r4:848c0c80 [ 881.073046][ T32] INFO: task kworker/1:455:4194 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.073194][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.073289][ T32] Workqueue: events bpf_prog_free_deferred [ 881.073339][ T32] Call trace: [ 881.073372][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.073426][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.073451][ T32] r4:00000000 [ 881.073473][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.073514][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.073543][ T32] dd20: 86fba000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.073574][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.073600][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.073625][ T32] r5:80050013 r4:80239bb0 [ 881.073646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.073690][ T32] r4:82ac21e4 [ 881.073711][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.073756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.073782][ T32] r4:dff9ddc0 [ 881.073803][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.073847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.073872][ T32] r4:00000000 [ 881.073892][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.073942][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.073992][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.074043][ T32] r5:00001000 r4:dfb17000 [ 881.074065][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.074105][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.074177][ T32] r5:84553b8c r4:84553800 [ 881.074203][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.074254][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.074284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.074334][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.074359][ T32] r4:8483ac80 [ 881.074379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.074426][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.074516][ T32] r4:00000001 [ 881.074542][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.074580][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.074607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.074639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.074695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.074757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.074813][ T32] r4:84839bc0 [ 881.074839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.074866][ T32] INFO: task kworker/1:456:4196 blocked for more than 458 seconds. [ 881.074898][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.074924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.074946][ T32] task:kworker/1:456 state:D stack:0 pid:4196 tgid:4196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.074995][ T32] Workqueue: events bpf_prog_free_deferred [ 881.075038][ T32] Call trace: [ 881.075069][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.075118][ T32] r10:8291a684 r9:eab81d84 r8:00000002 r7:60000013 r6:eab81d8c r5:84b2bc00 [ 881.075142][ T32] r4:84b2bc00 [ 881.075163][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.075235][ T32] r5:84b2bc00 r4:8291a680 [ 881.075266][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.075308][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.075353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 [ 881.075395][ T32] r4:00000000 [ 881.075422][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.075459][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.075494][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.075538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61140 [ 881.075563][ T32] r4:00000000 [ 881.075630][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.075711][ T32] r9:83018205 r8:84b2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 881.075738][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.075811][ T32] r5:00001000 r4:e07af000 [ 881.075836][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.075879][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.075924][ T32] r5:8515378c r4:85153400 [ 881.075961][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.076014][ T32] r7:ddde2d80 r6:83018200 r5:8515378c r4:84931f00 [ 881.076036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.076102][ T32] r10:61c88647 r9:84b2bc00 r8:84931f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.076157][ T32] r4:84931f00 [ 881.076181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.076229][ T32] r10:00000000 r9:84931f00 r8:80287e08 r7:eab85e60 r6:84b3db80 r5:84b2bc00 [ 881.076253][ T32] r4:00000001 [ 881.076294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.076333][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) [ 881.076361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.076390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.076418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.076448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.076472][ T32] r4:848c0d80 [ 881.076591][ T32] INFO: task kworker/1:456:4196 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.076625][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.076711][ T32] Workqueue: events bpf_prog_free_deferred [ 881.076814][ T32] Call trace: [ 881.077090][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.077150][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.077177][ T32] r4:00000000 [ 881.077198][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.077238][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.077273][ T32] dd20: 86fba000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.077305][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.077836][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.077867][ T32] r5:80050013 r4:80239bb0 [ 881.077890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.077934][ T32] r4:82ac21e4 [ 881.077954][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.078183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.078211][ T32] r4:dff9ddc0 [ 881.078276][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.078326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.078487][ T32] r4:00000000 [ 881.094446][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.094519][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.094547][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.094597][ T32] r5:00001000 r4:dfb17000 [ 881.094619][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.094660][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.094734][ T32] r5:84553b8c r4:84553800 [ 881.094763][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.094815][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.094838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.094888][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.094911][ T32] r4:8483ac80 [ 881.094932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.094982][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.095006][ T32] r4:00000001 [ 881.095027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.095066][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.095097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.095128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.095183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.095223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.095249][ T32] r4:84839bc0 [ 881.095279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.095309][ T32] INFO: task kworker/1:457:4198 blocked for more than 458 seconds. [ 881.095341][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.095367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.095390][ T32] task:kworker/1:457 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.095443][ T32] Workqueue: events bpf_prog_free_deferred [ 881.095488][ T32] Call trace: [ 881.095522][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.095576][ T32] r10:8291a684 r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:85020000 [ 881.095600][ T32] r4:85020000 [ 881.095622][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.095669][ T32] r5:85020000 r4:8291a680 [ 881.095691][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.095730][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.095775][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 881.095801][ T32] r4:00000000 [ 881.095821][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.095858][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.095895][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.095938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850363c0 [ 881.095962][ T32] r4:00000000 [ 881.095982][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.096030][ T32] r9:83018205 r8:85020000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 881.096055][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.096099][ T32] r5:00001000 r4:e054b000 [ 881.096121][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.096162][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.096232][ T32] r5:85152f8c r4:85152c00 [ 881.096312][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.096367][ T32] r7:ddde2d80 r6:83018200 r5:85152f8c r4:84931f80 [ 881.096389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.096438][ T32] r10:61c88647 r9:85020000 r8:84931fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.096462][ T32] r4:84931f80 [ 881.096483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.096530][ T32] r10:00000000 r9:84931f80 r8:80287e08 r7:eab81e60 r6:8492c000 r5:85020000 [ 881.096572][ T32] r4:00000001 [ 881.096596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.096634][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) [ 881.096665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.096695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.096778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.096814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.096838][ T32] r4:848c0e80 [ 881.097115][ T32] INFO: task kworker/1:457:4198 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.097169][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.097267][ T32] Workqueue: events bpf_prog_free_deferred [ 881.097315][ T32] Call trace: [ 881.097346][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.097418][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.097468][ T32] r4:00000000 [ 881.097493][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.097537][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.097567][ T32] dd20: 87411000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.097597][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.097623][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.097649][ T32] r5:80050013 r4:80239bb0 [ 881.097671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.097715][ T32] r4:82ac21e4 [ 881.097769][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.097846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.097874][ T32] r4:dff9ddc0 [ 881.097908][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.098065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.098096][ T32] r4:00000000 [ 881.098117][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.098164][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.098186][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.098229][ T32] r5:00001000 r4:dfb17000 [ 881.098250][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.098395][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.110488][ T32] r5:84553b8c r4:84553800 [ 881.110525][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.110593][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.110618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.110670][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.110694][ T32] r4:8483ac80 [ 881.110743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.110800][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.110825][ T32] r4:00000001 [ 881.110845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.110883][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.110913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.110944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.111006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.111088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.111118][ T32] r4:84839bc0 [ 881.111144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.111198][ T32] INFO: task kworker/0:85:4200 blocked for more than 458 seconds. [ 881.111236][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.111270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.111294][ T32] task:kworker/0:85 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.111347][ T32] Workqueue: events bpf_prog_free_deferred [ 881.111429][ T32] Call trace: [ 881.111511][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.111571][ T32] r10:8291a684 r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:85021800 [ 881.111610][ T32] r4:85021800 [ 881.111639][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.111684][ T32] r5:85021800 r4:8291a680 [ 881.111706][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.111774][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.111824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 881.111876][ T32] r4:00000000 [ 881.111902][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.111964][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.112009][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.112066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f700 [ 881.112093][ T32] r4:00000000 [ 881.112115][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.112164][ T32] r9:83018005 r8:85021800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 881.112222][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.112316][ T32] r5:00001000 r4:eacff000 [ 881.112346][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.112389][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.112433][ T32] r5:850aab8c r4:850aa800 [ 881.112453][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.112499][ T32] r7:dddced80 r6:83018000 r5:850aab8c r4:84b3dc00 [ 881.112528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.112578][ T32] r10:61c88647 r9:85021800 r8:84b3dc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.112608][ T32] r4:84b3dc00 [ 881.112631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.112681][ T32] r10:00000000 r9:84b3dc00 r8:80287e08 r7:eab61e60 r6:8492c080 r5:85021800 [ 881.112705][ T32] r4:00000001 [ 881.112733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.112773][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 881.112801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.112831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.112859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.112891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.112915][ T32] r4:8493ae80 [ 881.113145][ T32] INFO: task kworker/0:85:4200 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.113180][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.113264][ T32] Workqueue: events bpf_prog_free_deferred [ 881.113557][ T32] Call trace: [ 881.113594][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.113648][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.113673][ T32] r4:00000000 [ 881.113694][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.113735][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.113765][ T32] dd20: 87548000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.113796][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.113850][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.113881][ T32] r5:80050013 r4:80239bb0 [ 881.113903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.113947][ T32] r4:82ac21e4 [ 881.113970][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.114015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.114039][ T32] r4:dff9ddc0 [ 881.114060][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.114105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.114130][ T32] r4:00000000 [ 881.114152][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.114399][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.114576][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.114626][ T32] r5:00001000 r4:dfb17000 [ 881.114880][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.114930][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.114976][ T32] r5:84553b8c r4:84553800 [ 881.114996][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.115046][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.115069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.115118][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.115142][ T32] r4:8483ac80 [ 881.115162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.115209][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.115233][ T32] r4:00000001 [ 881.115253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.115344][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.115640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.115676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.115706][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.115750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.115778][ T32] r4:84839bc0 [ 881.115799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.115825][ T32] INFO: task kworker/0:86:4201 blocked for more than 458 seconds. [ 881.115949][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.115979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.116001][ T32] task:kworker/0:86 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.116050][ T32] Workqueue: events bpf_prog_free_deferred [ 881.116173][ T32] Call trace: [ 881.116206][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.116279][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:85022400 [ 881.116321][ T32] r4:85022400 [ 881.116345][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.116392][ T32] r5:85022400 r4:8291a680 [ 881.116413][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.116452][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.116498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 881.116540][ T32] r4:00000000 [ 881.116595][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.116639][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.116704][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.116753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ea0c0 [ 881.116779][ T32] r4:00000000 [ 881.116800][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.116874][ T32] r9:83018005 r8:85022400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 881.116933][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.116983][ T32] r5:00001000 r4:dfa81000 [ 881.117004][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.117044][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.117141][ T32] r5:850a9f8c r4:850a9c00 [ 881.117167][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.117217][ T32] r7:dddced80 r6:83018000 r5:850a9f8c r4:84b3dc80 [ 881.117240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.117296][ T32] r10:61c88647 r9:85022400 r8:84b3dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.117321][ T32] r4:84b3dc80 [ 881.117341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.117387][ T32] r10:00000000 r9:84b3dc80 r8:80287e08 r7:eab95e60 r6:8492c100 r5:85022400 [ 881.117429][ T32] r4:00000001 [ 881.117454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.117518][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 881.117551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.117581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.117612][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.117644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.117667][ T32] r4:8493ae80 [ 881.117805][ T32] INFO: task kworker/0:86:4201 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.117845][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.117931][ T32] Workqueue: events bpf_prog_free_deferred [ 881.118011][ T32] Call trace: [ 881.118049][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.118103][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.118128][ T32] r4:00000000 [ 881.118151][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.118194][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.118224][ T32] dd20: 87548000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.118260][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.118288][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.118314][ T32] r5:80050013 r4:80239bb0 [ 881.118336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.118379][ T32] r4:82ac21e4 [ 881.118514][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.137152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.137190][ T32] r4:dff9ddc0 [ 881.137215][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.137285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.137314][ T32] r4:00000000 [ 881.137338][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.137390][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.137430][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.137486][ T32] r5:00001000 r4:dfb17000 [ 881.137510][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.137553][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.137599][ T32] r5:84553b8c r4:84553800 [ 881.137622][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.137673][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.137697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.137748][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.137774][ T32] r4:8483ac80 [ 881.137810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.137866][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.137897][ T32] r4:00000001 [ 881.137925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.137968][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.138000][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.138032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.138061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.138092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.138119][ T32] r4:84839bc0 [ 881.138143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.138184][ T32] INFO: task kworker/1:458:4203 blocked for more than 458 seconds. [ 881.138240][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.138276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.138301][ T32] task:kworker/1:458 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.138355][ T32] Workqueue: events bpf_prog_free_deferred [ 881.138401][ T32] Call trace: [ 881.138499][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.148985][ T32] r10:8291a684 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:85023c00 [ 881.149030][ T32] r4:85023c00 [ 881.149055][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.149114][ T32] r5:85023c00 r4:8291a680 [ 881.149137][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.149181][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.149228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab9de08 [ 881.149254][ T32] r4:00000000 [ 881.149286][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.149324][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.149365][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.149412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61080 [ 881.149437][ T32] r4:00000000 [ 881.149460][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.149508][ T32] r9:83018205 r8:85023c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 881.149533][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.149581][ T32] r5:00001000 r4:e077b000 [ 881.149605][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.149667][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.149719][ T32] r5:8515338c r4:85153000 [ 881.149765][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.149848][ T32] r7:ddde2d80 r6:83018200 r5:8515338c r4:8492c180 [ 881.149877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.149929][ T32] r10:61c88647 r9:85023c00 r8:8492c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.149975][ T32] r4:8492c180 [ 881.150002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.150052][ T32] r10:00000000 r9:8492c180 r8:80287e08 r7:eab81e60 r6:8492c200 r5:85023c00 [ 881.150078][ T32] r4:00000001 [ 881.150100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.150140][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 881.150194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.150252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.150295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.150329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.150354][ T32] r4:85037f00 [ 881.150587][ T32] INFO: task kworker/1:458:4203 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.150624][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.150704][ T32] Workqueue: events bpf_prog_free_deferred [ 881.150761][ T32] Call trace: [ 881.150797][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.150853][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.150879][ T32] r4:00000000 [ 881.150923][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.150995][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.151077][ T32] dd20: 87c68000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.151134][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.151187][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.151222][ T32] r5:80050013 r4:80239bb0 [ 881.151245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.151302][ T32] r4:82ac21e4 [ 881.151325][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.151372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.151397][ T32] r4:dff9ddc0 [ 881.151422][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.151494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.151549][ T32] r4:00000000 [ 881.151594][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.151652][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.151678][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.151723][ T32] r5:00001000 r4:dfb17000 [ 881.151744][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.151796][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.151846][ T32] r5:84553b8c r4:84553800 [ 881.151870][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.151926][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.151954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 881.152147][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 881.152437][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 881.152630][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 881.152900][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 881.153223][ T32] r4:00000000 ** 3 printk messages dropped ** [ 881.153406][ T32] r5:00001000 r4:e07c1000 ** 2 printk messages dropped ** [ 881.153519][ T32] r5:85153b8c r4:85153800 ** 2 printk messages dropped ** [ 881.153618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 881.153974][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 881.154069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.154093][ T32] r4:84b61180 [ 881.154214][ T32] INFO: task kworker/1:459:4207 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.154264][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.154330][ T32] Workqueue: events bpf_prog_free_deferred [ 881.154480][ T32] Call trace: [ 881.154518][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.154573][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.154597][ T32] r4:00000000 [ 881.154629][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.154676][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.154706][ T32] dd20: 87c68000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.154737][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.154877][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.154915][ T32] r5:80050013 r4:80239bb0 [ 881.155071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.155143][ T32] r4:82ac21e4 [ 881.155191][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.155265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.155346][ T32] r4:dff9ddc0 [ 881.155373][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.155419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.155470][ T32] r4:00000000 [ 881.155496][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.155549][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.155572][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.155628][ T32] r5:00001000 r4:dfb17000 [ 881.155653][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.155698][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.155754][ T32] r5:84553b8c r4:84553800 [ 881.155790][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.155845][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.155869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.155943][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.155974][ T32] r4:8483ac80 [ 881.155995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.156043][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.156068][ T32] r4:00000001 [ 881.156104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.156147][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.156175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.156218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.156250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.156321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.156374][ T32] r4:84839bc0 [ 881.156400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.156428][ T32] INFO: task kworker/1:460:4208 blocked for more than 458 seconds. [ 881.156510][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.156540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.156562][ T32] task:kworker/1:460 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.156624][ T32] Workqueue: events bpf_prog_free_deferred [ 881.156682][ T32] Call trace: [ 881.156733][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.156788][ T32] r10:8291a684 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:85020c00 [ 881.156812][ T32] r4:85020c00 [ 881.156833][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.156891][ T32] r5:85020c00 r4:8291a680 [ 881.156917][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.156959][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.157004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 881.157203][ T32] r4:00000000 ** 1 printk messages dropped ** [ 881.157295][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 881.158000][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 881.158065][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 881.181743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 881.182407][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 881.182724][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 881.182921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 881.183249][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.183309][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.183369][ T32] r5:84553b8c r4:84553800 [ 881.183397][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.183447][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.183471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.183520][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.183555][ T32] r4:8483ac80 [ 881.183613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.183666][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.183690][ T32] r4:00000001 [ 881.183740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.183782][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.183811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.183844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.183872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.183903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.183927][ T32] r4:84839bc0 [ 881.183949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.183975][ T32] INFO: task kworker/1:461:4210 blocked for more than 458 seconds. [ 881.184005][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.184033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.184056][ T32] task:kworker/1:461 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.184103][ T32] Workqueue: events bpf_prog_free_deferred [ 881.184144][ T32] Call trace: [ 881.184176][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.184239][ T32] r10:8291a684 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:85024800 [ 881.184286][ T32] r4:85024800 [ 881.184322][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.184373][ T32] r5:85024800 r4:8291a680 [ 881.184395][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.184437][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.184482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 881.184507][ T32] r4:00000000 [ 881.184530][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.184584][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.184626][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.184670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61640 [ 881.184696][ T32] r4:00000000 [ 881.184719][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.184767][ T32] r9:83018205 r8:85024800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 881.184791][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.184837][ T32] r5:00001000 r4:e4961000 [ 881.184860][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.184901][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.184946][ T32] r5:8515838c r4:85158000 [ 881.184967][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.185037][ T32] r7:ddde2d80 r6:83018200 r5:8515838c r4:8492c400 [ 881.185065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.185115][ T32] r10:61c88647 r9:85024800 r8:8492c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.185139][ T32] r4:8492c400 [ 881.185186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.185301][ T32] r10:00000000 r9:8492c400 r8:80287e08 r7:eab91e60 r6:8492c480 r5:85024800 ** 5 printk messages dropped ** [ 881.185482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.186118][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 9 printk messages dropped ** [ 881.186685][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 881.187079][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 881.187275][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.187304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.187391][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.187420][ T32] r4:8483ac80 [ 881.187455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.187506][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.187532][ T32] r4:00000001 [ 881.187552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.187671][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.187704][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.187734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.187763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.187793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.187816][ T32] r4:84839bc0 [ 881.187957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.187989][ T32] INFO: task kworker/1:462:4211 blocked for more than 458 seconds. [ 881.188018][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.188042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.188063][ T32] task:kworker/1:462 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.188120][ T32] Workqueue: events bpf_prog_free_deferred [ 881.188170][ T32] Call trace: [ 881.188201][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.188250][ T32] r10:8291a684 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:85025400 [ 881.188316][ T32] r4:85025400 [ 881.188341][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 881.208974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 ** 9 printk messages dropped ** [ 881.209377][ T32] r5:00001000 r4:e8995000 ** 2 printk messages dropped ** [ 881.209504][ T32] r5:8515878c r4:85158400 [ 881.209584][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 881.209877][ T32] r10:00000000 r9:8492c500 r8:80287e08 r7:eaba5e60 r6:8492c580 r5:85025400 ** 9 printk messages dropped ** [ 881.210384][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 881.210781][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 881.211099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 881.211846][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 881.212231][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 881.212395][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 881.212571][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 881.212749][ T32] r4:85026000 ** 2 printk messages dropped ** [ 881.212835][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 881.212946][ T32] r4:00000000 [ 881.212966][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.213002][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.213062][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.213135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61bc0 [ 881.213164][ T32] r4:00000000 [ 881.213186][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.213234][ T32] r9:83018205 r8:85026000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 881.213262][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.213307][ T32] r5:00001000 r4:e89e5000 [ 881.213329][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.213368][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.213411][ T32] r5:8515938c r4:85159000 [ 881.213431][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.213477][ T32] r7:ddde2d80 r6:83018200 r5:8515938c r4:8492c600 [ 881.213498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.213549][ T32] r10:61c88647 r9:85026000 r8:8492c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.213573][ T32] r4:8492c600 [ 881.213593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.213640][ T32] r10:00000000 r9:8492c600 r8:80287e08 r7:eab89e60 r6:8492c680 r5:85026000 [ 881.213696][ T32] r4:00000001 [ 881.213722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.213759][ T32] Exception stack(0xeabadfb0 to 0xeabadff8) [ 881.213787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.213817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.213847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.213877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.213901][ T32] r4:84b61740 [ 881.214022][ T32] INFO: task kworker/1:463:4214 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.214054][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.214111][ T32] Workqueue: events bpf_prog_free_deferred [ 881.214157][ T32] Call trace: [ 881.214187][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.214240][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.214271][ T32] r4:00000000 [ 881.214292][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.214347][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.214381][ T32] dd20: 882f4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.214426][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.214480][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.214521][ T32] r5:80050013 r4:80239bb0 [ 881.214546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.214589][ T32] r4:82ac21e4 [ 881.214633][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.214683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.214708][ T32] r4:dff9ddc0 [ 881.214730][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.214773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.214796][ T32] r4:00000000 [ 881.214817][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.214862][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.214884][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.214927][ T32] r5:00001000 r4:dfb17000 [ 881.214949][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.214989][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.215032][ T32] r5:84553b8c r4:84553800 [ 881.215053][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.215101][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.215124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.215188][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.215216][ T32] r4:8483ac80 [ 881.215237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.215303][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 4 printk messages dropped ** [ 881.215447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 881.215758][ T32] task:kworker/1:464 state:D stack:0 pid:4216 tgid:4216 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 881.216086][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 881.216336][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 881.216590][ T32] r5:00001000 r4:e89bd000 ** 2 printk messages dropped ** [ 881.216695][ T32] r5:85158b8c r4:85158800 [ 881.216737][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 881.216825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.216878][ T32] r10:61c88647 r9:85026c00 r8:8492c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.216928][ T32] r4:8492c700 [ 881.216953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.217001][ T32] r10:00000000 r9:8492c700 r8:80287e08 r7:eabade60 r6:8492c780 r5:85026c00 [ 881.217025][ T32] r4:00000001 [ 881.217046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.217105][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 881.217138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.217181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.217215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.217246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.217275][ T32] r4:84b61880 [ 881.217393][ T32] INFO: task kworker/1:464:4216 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.217426][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.217500][ T32] Workqueue: events bpf_prog_free_deferred [ 881.217546][ T32] Call trace: [ 881.217599][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.217657][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.217682][ T32] r4:00000000 [ 881.217724][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.217769][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.217798][ T32] dd20: 882f4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.217828][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.217855][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.217882][ T32] r5:80050013 r4:80239bb0 [ 881.217902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.217945][ T32] r4:82ac21e4 [ 881.217967][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.218009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.218032][ T32] r4:dff9ddc0 [ 881.218053][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.218095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.218118][ T32] r4:00000000 [ 881.218157][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.218209][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.218231][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.218282][ T32] r5:00001000 r4:dfb17000 [ 881.218304][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.218345][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.218448][ T32] r5:84553b8c r4:84553800 [ 881.251124][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.251216][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.251243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.251306][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.251331][ T32] r4:8483ac80 [ 881.251354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.251403][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.251456][ T32] r4:00000001 [ 881.251487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.251529][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.251559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.251614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.251672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.251708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.251756][ T32] r4:84839bc0 [ 881.251784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.251857][ T32] INFO: task kworker/1:465:4217 blocked for more than 458 seconds. [ 881.251895][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.251932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.251963][ T32] task:kworker/1:465 state:D stack:0 pid:4217 tgid:4217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.252017][ T32] Workqueue: events bpf_prog_free_deferred [ 881.252116][ T32] Call trace: [ 881.252175][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.252234][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:85023000 [ 881.252279][ T32] r4:85023000 [ 881.252304][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.252350][ T32] r5:85023000 r4:8291a680 [ 881.252371][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.252463][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.252515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 881.252541][ T32] r4:00000000 [ 881.252564][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.252602][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.252641][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.252697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61ac0 [ 881.252800][ T32] r4:00000000 [ 881.252827][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.252876][ T32] r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 881.252899][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.252943][ T32] r5:00001000 r4:e89d3000 [ 881.252963][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.253004][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.253050][ T32] r5:85158f8c r4:85158c00 [ 881.253096][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.253149][ T32] r7:ddde2d80 r6:83018200 r5:85158f8c r4:8492c800 [ 881.253172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.253221][ T32] r10:61c88647 r9:85023000 r8:8492c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.253247][ T32] r4:8492c800 [ 881.253284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.253334][ T32] r10:00000000 r9:8492c800 r8:80287e08 r7:eabade60 r6:8492c880 r5:85023000 [ 881.253358][ T32] r4:00000001 [ 881.253378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.253414][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 881.253467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.253527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.253562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.253604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.253632][ T32] r4:84b61880 [ 881.253863][ T32] INFO: task kworker/1:465:4217 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.253898][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.253966][ T32] Workqueue: events bpf_prog_free_deferred [ 881.254042][ T32] Call trace: [ 881.254095][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.254154][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.254179][ T32] r4:00000000 [ 881.254262][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.254312][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.254343][ T32] dd20: 88a7d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.254374][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.254425][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.254457][ T32] r5:80050013 r4:80239bb0 [ 881.254479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.254525][ T32] r4:82ac21e4 [ 881.254573][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.254682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.254713][ T32] r4:dff9ddc0 [ 881.254751][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.254800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.254836][ T32] r4:00000000 [ 881.254872][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.255059][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.255087][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.255158][ T32] r5:00001000 r4:dfb17000 [ 881.255374][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.255422][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.255470][ T32] r5:84553b8c r4:84553800 [ 881.255495][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.255571][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.255634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.255689][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.255713][ T32] r4:8483ac80 [ 881.255783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.255836][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.255911][ T32] r4:00000001 [ 881.256035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.256076][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.256104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.256133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.256162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.256243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.256303][ T32] r4:84839bc0 [ 881.256353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.256383][ T32] INFO: task kworker/1:466:4219 blocked for more than 458 seconds. [ 881.256414][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.256438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.256461][ T32] task:kworker/1:466 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.256568][ T32] Workqueue: events bpf_prog_free_deferred [ 881.256645][ T32] Call trace: [ 881.256720][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.256773][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:84a92400 [ 881.256798][ T32] r4:84a92400 [ 881.256819][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.256877][ T32] r5:84a92400 r4:8291a680 [ 881.256902][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.256944][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.257001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 881.257038][ T32] r4:00000000 [ 881.257080][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.257128][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.257165][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.257221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee040 [ 881.257276][ T32] r4:00000000 [ 881.257327][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.257388][ T32] r9:83018205 r8:84a92400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 881.257416][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.257460][ T32] r5:00001000 r4:eaa21000 [ 881.257480][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.257534][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.257582][ T32] r5:8515a38c r4:8515a000 [ 881.257603][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.257649][ T32] r7:ddde2d80 r6:83018200 r5:8515a38c r4:8492c900 [ 881.257694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.257751][ T32] r10:61c88647 r9:84a92400 r8:8492c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.257799][ T32] r4:8492c900 [ 881.257835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.257889][ T32] r10:00000000 r9:8492c900 r8:80287e08 r7:eabade60 r6:8492c980 r5:84a92400 [ 881.257914][ T32] r4:00000001 [ 881.257936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.257977][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 881.258007][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.258038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.258079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.258139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.258168][ T32] r4:84b61d00 [ 881.258295][ T32] INFO: task kworker/1:466:4219 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.258330][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.258392][ T32] Workqueue: events bpf_prog_free_deferred [ 881.269572][ T32] Call trace: [ 881.269644][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.269716][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.269762][ T32] r4:00000000 [ 881.269814][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.269887][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.269925][ T32] dd20: 88a7d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.269983][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.270025][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.270056][ T32] r5:80050013 r4:80239bb0 [ 881.270154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.270203][ T32] r4:82ac21e4 [ 881.270226][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.270302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.270357][ T32] r4:dff9ddc0 [ 881.270383][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.270446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.270475][ T32] r4:00000000 [ 881.270496][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.270544][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.270569][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.270640][ T32] r5:00001000 r4:dfb17000 [ 881.270678][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.270750][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.270822][ T32] r5:84553b8c r4:84553800 [ 881.270848][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.270899][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.270922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.271047][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.271149][ T32] r4:8483ac80 [ 881.271175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.271224][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.271250][ T32] r4:00000001 ** 1 printk messages dropped ** [ 881.271338][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.271393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.271430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.271462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.271496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.271521][ T32] r4:84839bc0 [ 881.271618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.271659][ T32] INFO: task kworker/1:467:4222 blocked for more than 458 seconds. [ 881.271692][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.271718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.271741][ T32] task:kworker/1:467 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.271867][ T32] Workqueue: events bpf_prog_free_deferred [ 881.271945][ T32] Call trace: [ 881.271984][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.272089][ T32] r10:8291a684 r9:eabc1d84 r8:00000002 r7:60000113 r6:eabc1d8c r5:8501d400 [ 881.272119][ T32] r4:8501d400 [ 881.272141][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.272215][ T32] r5:8501d400 r4:8291a680 [ 881.272241][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.272302][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.272347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 881.272371][ T32] r4:00000000 [ 881.272391][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.272428][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.272465][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.272509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b61d40 [ 881.272659][ T32] r4:00000000 [ 881.272685][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.272732][ T32] r9:83018205 r8:8501d400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 881.272781][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.272833][ T32] r5:00001000 r4:e89f3000 [ 881.272857][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.272900][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.272945][ T32] r5:8515978c r4:85159400 [ 881.272966][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.273013][ T32] r7:ddde2d80 r6:83018200 r5:8515978c r4:8492ca00 [ 881.273083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.273165][ T32] r10:61c88647 r9:8501d400 r8:8492ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.273205][ T32] r4:8492ca00 [ 881.273244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.273300][ T32] r10:00000000 r9:8492ca00 r8:80287e08 r7:eabb9e60 r6:8492ca80 r5:8501d400 [ 881.273349][ T32] r4:00000001 [ 881.273382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.273470][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 881.273552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.273587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.273619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.273651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.273763][ T32] r4:84b61c80 [ 881.273997][ T32] INFO: task kworker/1:467:4222 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.274030][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.274109][ T32] Workqueue: events bpf_prog_free_deferred [ 881.274157][ T32] Call trace: [ 881.274188][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.274241][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.274272][ T32] r4:00000000 [ 881.274293][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.274358][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.274394][ T32] dd20: 88a7d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.274428][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.274455][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.274508][ T32] r5:80050013 r4:80239bb0 [ 881.274548][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.274601][ T32] r4:82ac21e4 [ 881.274623][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.274668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.274740][ T32] r4:dff9ddc0 [ 881.274825][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.274875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.274949][ T32] r4:00000000 [ 881.274974][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.275073][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.275099][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.275193][ T32] r5:00001000 r4:dfb17000 [ 881.275262][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.275308][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.275423][ T32] r5:84553b8c r4:84553800 [ 881.275448][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.275499][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.275522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.275588][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.275629][ T32] r4:8483ac80 [ 881.275654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.275744][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.275773][ T32] r4:00000001 [ 881.275794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.275854][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.275887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.275916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.275944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.275976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.276033][ T32] r4:84839bc0 [ 881.276060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.276137][ T32] INFO: task kworker/1:468:4224 blocked for more than 458 seconds. [ 881.276172][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.276290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.276318][ T32] task:kworker/1:468 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.276420][ T32] Workqueue: events bpf_prog_free_deferred [ 881.276491][ T32] Call trace: [ 881.276631][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.276710][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000013 r6:eabc5d8c r5:85028000 [ 881.276738][ T32] r4:85028000 [ 881.276760][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.276829][ T32] r5:85028000 r4:8291a680 [ 881.276862][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.276966][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.277024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 881.277051][ T32] r4:00000000 [ 881.277099][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.277141][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.277225][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.277327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84832800 [ 881.277356][ T32] r4:00000000 [ 881.277401][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.277476][ T32] r9:83018205 r8:85028000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 881.277504][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.277548][ T32] r5:00001000 r4:e89fb000 [ 881.277570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.277609][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.277651][ T32] r5:85159b8c r4:85159800 [ 881.277671][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.277718][ T32] r7:ddde2d80 r6:83018200 r5:85159b8c r4:8492cb00 [ 881.277741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.277790][ T32] r10:61c88647 r9:85028000 r8:8492cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.277813][ T32] r4:8492cb00 [ 881.277855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.277907][ T32] r10:00000000 r9:8492cb00 r8:80287e08 r7:eabb9e60 r6:8492cb80 r5:85028000 [ 881.277931][ T32] r4:00000001 [ 881.277950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.277992][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 881.278023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.278052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.278082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.278112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.278135][ T32] r4:84b61f00 [ 881.278252][ T32] INFO: task kworker/1:468:4224 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.278293][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.278351][ T32] Workqueue: events bpf_prog_free_deferred [ 881.278396][ T32] Call trace: [ 881.278482][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.308690][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.308752][ T32] r4:00000000 [ 881.308811][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.308887][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.308927][ T32] dd20: 8936f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.308962][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.308990][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.309018][ T32] r5:80050013 r4:80239bb0 [ 881.309041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.309087][ T32] r4:82ac21e4 [ 881.309108][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.309181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.309212][ T32] r4:dff9ddc0 [ 881.309248][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.309380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.309410][ T32] r4:00000000 [ 881.309432][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.309486][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.309511][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.309560][ T32] r5:00001000 r4:dfb17000 [ 881.309582][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.309625][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.309672][ T32] r5:84553b8c r4:84553800 [ 881.309719][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.309794][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.309880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.309987][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.310016][ T32] r4:8483ac80 [ 881.310038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.310093][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.310119][ T32] r4:00000001 [ 881.310141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.310182][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.310211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.310241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.310274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.310380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.310409][ T32] r4:84839bc0 [ 881.310435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.310463][ T32] INFO: task kworker/1:469:4227 blocked for more than 458 seconds. [ 881.310528][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.310607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.310646][ T32] task:kworker/1:469 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.310705][ T32] Workqueue: events bpf_prog_free_deferred [ 881.310792][ T32] Call trace: [ 881.310851][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.310906][ T32] r10:8291a684 r9:eabc9d84 r8:00000002 r7:60000113 r6:eabc9d8c r5:85028c00 [ 881.310933][ T32] r4:85028c00 [ 881.310982][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.311036][ T32] r5:85028c00 r4:8291a680 [ 881.311085][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.311131][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.311176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc9e08 [ 881.311200][ T32] r4:00000000 [ 881.311269][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.311333][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.311373][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.311417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493af80 [ 881.311446][ T32] r4:00000000 [ 881.311469][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.311518][ T32] r9:83018205 r8:85028c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 881.311541][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.311585][ T32] r5:00001000 r4:eaa0f000 [ 881.311605][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.311645][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.311717][ T32] r5:85159f8c r4:85159c00 [ 881.311742][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.311790][ T32] r7:ddde2d80 r6:83018200 r5:85159f8c r4:8492cc00 [ 881.311832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.311887][ T32] r10:61c88647 r9:85028c00 r8:8492cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.311913][ T32] r4:8492cc00 [ 881.311934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.311982][ T32] r10:00000000 r9:8492cc00 r8:80287e08 r7:eabb9e60 r6:8492cc80 r5:85028c00 [ 881.312007][ T32] r4:00000001 [ 881.312063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.312208][ T32] Exception stack(0xeabc9fb0 to 0xeabc9ff8) [ 881.312325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.312393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.312428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.312469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.312512][ T32] r4:850ee080 [ 881.312770][ T32] INFO: task kworker/1:469:4227 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.312822][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.312886][ T32] Workqueue: events bpf_prog_free_deferred [ 881.312933][ T32] Call trace: [ 881.312964][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.313032][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.313062][ T32] r4:00000000 [ 881.313083][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.313124][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.313154][ T32] dd20: 8936f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.313185][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.313214][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.313239][ T32] r5:80050013 r4:80239bb0 [ 881.313269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.313325][ T32] r4:82ac21e4 [ 881.313353][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.313399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.313435][ T32] r4:dff9ddc0 [ 881.313471][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.313519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.313543][ T32] r4:00000000 [ 881.313577][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.313640][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.313668][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.313713][ T32] r5:00001000 r4:dfb17000 [ 881.313758][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.313804][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.313850][ T32] r5:84553b8c r4:84553800 [ 881.313896][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.313956][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.314008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.314062][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.314086][ T32] r4:8483ac80 [ 881.314106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.314203][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.314243][ T32] r4:00000001 [ 881.314298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.314342][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.314398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.314445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.314478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.314520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.314547][ T32] r4:84839bc0 [ 881.314585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.314616][ T32] INFO: task kworker/1:470:4228 blocked for more than 458 seconds. [ 881.314647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.314671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.314731][ T32] task:kworker/1:470 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.314784][ T32] Workqueue: events bpf_prog_free_deferred [ 881.314871][ T32] Call trace: [ 881.314907][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.314957][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c r5:85029800 [ 881.314981][ T32] r4:85029800 [ 881.315002][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.315046][ T32] r5:85029800 r4:8291a680 [ 881.315067][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.315154][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.315204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 881.315230][ T32] r4:00000000 [ 881.315253][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.315375][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.315416][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.315460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee240 [ 881.315483][ T32] r4:00000000 [ 881.315665][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 881.315956][ T32] r5:00001000 r4:eaa2d000 ** 2 printk messages dropped ** [ 881.316070][ T32] r5:8515a78c r4:8515a400 [ 881.316120][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.316173][ T32] r7:ddde2d80 r6:83018200 r5:8515a78c r4:8492cd00 [ 881.316195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.316245][ T32] r10:61c88647 r9:85029800 r8:8492cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.316328][ T32] r4:8492cd00 [ 881.316353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.316401][ T32] r10:00000000 r9:8492cd00 r8:80287e08 r7:eabb9e60 r6:8492cd80 r5:85029800 [ 881.316425][ T32] r4:00000001 [ 881.316484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.316525][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 881.316553][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.316585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.316613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.316668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.316719][ T32] r4:850ee080 [ 881.316855][ T32] INFO: task kworker/1:470:4228 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.316892][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.316950][ T32] Workqueue: events bpf_prog_free_deferred [ 881.316996][ T32] Call trace: [ 881.317027][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.317079][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.317104][ T32] r4:00000000 [ 881.317125][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.317165][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.317194][ T32] dd20: 8936f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.317250][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.317289][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.317316][ T32] r5:80050013 r4:80239bb0 [ 881.317337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.317380][ T32] r4:82ac21e4 [ 881.317403][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.317546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.317665][ T32] r4:dff9ddc0 [ 881.317690][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.317785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.317815][ T32] r4:00000000 [ 881.317960][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.318014][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.318036][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.318253][ T32] r5:00001000 r4:dfb17000 [ 881.318282][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.318326][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.318369][ T32] r5:84553b8c r4:84553800 [ 881.318390][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.336921][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.337044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.337136][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.337163][ T32] r4:8483ac80 [ 881.337210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.337284][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.337312][ T32] r4:00000001 [ 881.337334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.337375][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.337409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.337439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.337467][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.337521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.337577][ T32] r4:84839bc0 [ 881.337609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.337693][ T32] INFO: task kworker/1:471:4230 blocked for more than 458 seconds. [ 881.337734][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.337761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.337785][ T32] task:kworker/1:471 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.337874][ T32] Workqueue: events bpf_prog_free_deferred [ 881.337932][ T32] Call trace: [ 881.337994][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.338055][ T32] r10:8291a684 r9:eabd9d84 r8:00000002 r7:60000113 r6:eabd9d8c r5:84b2e000 [ 881.338080][ T32] r4:84b2e000 [ 881.338125][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.338180][ T32] r5:84b2e000 r4:8291a680 [ 881.338231][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.338287][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.338334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 881.338360][ T32] r4:00000000 [ 881.338381][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.351220][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.351428][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.351493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee3c0 [ 881.351547][ T32] r4:00000000 [ 881.351620][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 881.351831][ T32] r5:00001000 r4:eaa3f000 ** 2 printk messages dropped ** [ 881.351979][ T32] r5:8515ab8c r4:8515a800 ** 1 printk messages dropped ** [ 881.352081][ T32] r7:ddde2d80 r6:83018200 r5:8515ab8c r4:8492ce00 ** 2 printk messages dropped ** [ 881.352237][ T32] r4:8492ce00 [ 881.352316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.352373][ T32] r10:00000000 r9:8492ce00 r8:80287e08 r7:eabcde60 r6:84b3dd80 r5:84b2e000 [ 881.352398][ T32] r4:00000001 [ 881.352441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.352488][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 881.352527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.352559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.352587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.352652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.352681][ T32] r4:850ee200 [ 881.353022][ T32] INFO: task kworker/1:471:4230 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.353110][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.353219][ T32] Workqueue: events bpf_prog_free_deferred [ 881.353400][ T32] Call trace: [ 881.353468][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.353576][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.353637][ T32] r4:00000000 [ 881.353676][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.353723][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.353754][ T32] dd20: 8980f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.353787][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.353815][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.353842][ T32] r5:80050013 r4:80239bb0 [ 881.353864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.353952][ T32] r4:82ac21e4 [ 881.354030][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.354163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.354207][ T32] r4:dff9ddc0 [ 881.354265][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.354371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.354499][ T32] r4:00000000 [ 881.354559][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.354622][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.354747][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.354834][ T32] r5:00001000 r4:dfb17000 [ 881.354908][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.355062][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.355191][ T32] r5:84553b8c r4:84553800 [ 881.355242][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.355313][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.355338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.355401][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.355429][ T32] r4:8483ac80 [ 881.355660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.355718][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.355767][ T32] r4:00000001 [ 881.355792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.355832][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.355863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.355894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.356047][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.356133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.356177][ T32] r4:84839bc0 [ 881.356298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.356372][ T32] INFO: task kworker/1:472:4231 blocked for more than 458 seconds. [ 881.356416][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.356469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.356529][ T32] task:kworker/1:472 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.356589][ T32] Workqueue: events bpf_prog_free_deferred [ 881.356634][ T32] Call trace: [ 881.356667][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.356721][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:84b2d400 [ 881.356771][ T32] r4:84b2d400 [ 881.356801][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.356961][ T32] r5:84b2d400 r4:8291a680 [ 881.356988][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.357030][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.357081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 881.357107][ T32] r4:00000000 [ 881.357130][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.357167][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.357203][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.357268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eeac0 [ 881.357398][ T32] r4:00000000 [ 881.357537][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.357687][ T32] r9:83018205 r8:84b2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 881.357803][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 881.358011][ T32] r5:8516038c r4:85160000 [ 881.358032][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.358158][ T32] r10:61c88647 r9:84b2d400 r8:8492ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 881.358256][ T32] r10:00000000 r9:8492ce80 r8:80287e08 r7:eabd9e60 r6:84b3de00 r5:84b2d400 [ 881.358284][ T32] r4:00000001 [ 881.358462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.369090][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 881.369195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.369260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.369323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.369371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.369438][ T32] r4:850ee200 [ 881.369789][ T32] INFO: task kworker/1:472:4231 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.369829][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.369938][ T32] Workqueue: events bpf_prog_free_deferred [ 881.370012][ T32] Call trace: [ 881.370047][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.370110][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.370137][ T32] r4:00000000 [ 881.370159][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.370226][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.370275][ T32] dd20: 8980f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.370308][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.370336][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.370361][ T32] r5:80050013 r4:80239bb0 [ 881.370437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.370490][ T32] r4:82ac21e4 [ 881.370513][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.370657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.370688][ T32] r4:dff9ddc0 [ 881.370710][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.370756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.370780][ T32] r4:00000000 [ 881.370801][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.370850][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.370873][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.370918][ T32] r5:00001000 r4:dfb17000 [ 881.370939][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.371004][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.371103][ T32] r5:84553b8c r4:84553800 [ 881.371165][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.371220][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.371271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.371329][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.371353][ T32] r4:8483ac80 [ 881.371401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.371467][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 2 printk messages dropped ** [ 881.371572][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 10 printk messages dropped ** [ 881.372117][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 881.372744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 ** 8 printk messages dropped ** [ 881.373172][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 881.373300][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 881.373635][ T32] r4:8492cf00 ** 6 printk messages dropped ** [ 881.374083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 881.374718][ T32] Call trace: ** 5 printk messages dropped ** [ 881.375034][ T32] dd20: 8980f000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 881.375455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 881.375949][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 881.376350][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 7 printk messages dropped ** [ 881.376703][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 881.377198][ T32] r5:85192400 r4:8291a680 ** 5 printk messages dropped ** [ 881.377440][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.377476][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.377519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee5c0 [ 881.377543][ T32] r4:00000000 [ 881.377565][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.377640][ T32] r9:83018205 r8:85192400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 881.377669][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.377735][ T32] r5:00001000 r4:eaa5d000 [ 881.377761][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.377976][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.378031][ T32] r5:8515b38c r4:8515b000 [ 881.378179][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.378233][ T32] r7:ddde2d80 r6:83018200 r5:8515b38c r4:8492cf80 [ 881.378277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.378333][ T32] r10:61c88647 r9:85192400 r8:8492cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.378357][ T32] r4:8492cf80 [ 881.378408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.378524][ T32] r10:00000000 r9:8492cf80 r8:80287e08 r7:eabdde60 r6:84b3df00 r5:85192400 [ 881.409122][ T32] r4:00000001 [ 881.409174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.409264][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 881.409305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.409341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.409401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.409456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.409512][ T32] r4:850ee4c0 [ 881.409859][ T32] INFO: task kworker/1:474:4235 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.409900][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.410089][ T32] Workqueue: events bpf_prog_free_deferred [ 881.410156][ T32] Call trace: [ 881.410249][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.410348][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.410405][ T32] r4:00000000 [ 881.410432][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.410478][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.410527][ T32] dd20: 89b1f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.410564][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.410592][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.410618][ T32] r5:80050013 r4:80239bb0 [ 881.410667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.410718][ T32] r4:82ac21e4 [ 881.410764][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.410816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.410842][ T32] r4:dff9ddc0 [ 881.410864][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.410913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 6 printk messages dropped ** [ 881.411294][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 881.411720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 881.412405][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 881.412845][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 ** 10 printk messages dropped ** [ 881.413225][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 881.413446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 881.413785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 881.414366][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 881.414912][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 881.415527][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 881.415947][ T32] r4:00000001 ** 3 printk messages dropped ** [ 881.416134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.416162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.416192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.416239][ T32] r4:84839bc0 [ 881.416335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.416391][ T32] INFO: task kworker/1:476:4239 blocked for more than 458 seconds. [ 881.416453][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.416483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.416514][ T32] task:kworker/1:476 state:D stack:0 pid:4239 tgid:4239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.416597][ T32] Workqueue: events bpf_prog_free_deferred [ 881.416711][ T32] Call trace: [ 881.416791][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.416882][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000113 r6:eabfdd8c r5:85193c00 [ 881.416959][ T32] r4:85193c00 [ 881.417071][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.417176][ T32] r5:85193c00 r4:8291a680 [ 881.417207][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.417262][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.417310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 881.417334][ T32] r4:00000000 [ 881.417356][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.417450][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.417492][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.417540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee880 [ 881.417579][ T32] r4:00000000 [ 881.417606][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.417655][ T32] r9:83018205 r8:85193c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 881.417706][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.417761][ T32] r5:00001000 r4:eaa7b000 [ 881.417795][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.417843][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.417941][ T32] r5:8515bb8c r4:8515b800 [ 881.417968][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.418083][ T32] r7:ddde2d80 r6:83018200 r5:8515bb8c r4:8491b080 [ 881.418236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.418298][ T32] r10:61c88647 r9:85193c00 r8:8491b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.418447][ T32] r4:8491b080 [ 881.450643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.450755][ T32] r10:00000000 r9:8491b080 r8:80287e08 r7:eabdde60 r6:842ac000 r5:85193c00 [ 881.450787][ T32] r4:00000001 [ 881.450809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.450904][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 881.451021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.451090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.451173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.451213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.451253][ T32] r4:850ee9c0 [ 881.451639][ T32] INFO: task kworker/1:476:4239 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.451688][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.451765][ T32] Workqueue: events bpf_prog_free_deferred [ 881.451822][ T32] Call trace: [ 881.451859][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.451969][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.452003][ T32] r4:00000000 [ 881.452028][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.452103][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.452161][ T32] dd20: 8a2aa000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.452200][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.452230][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.452324][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 881.452586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 881.453079][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 881.453477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 881.454396][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 881.454965][ T32] r4:00000000 ** 9 printk messages dropped ** [ 881.455461][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 881.455920][ T32] r10:00000000 r9:8491b100 r8:80287e08 r7:eabdde60 r6:842ac080 r5:85190000 ** 11 printk messages dropped ** [ 881.456797][ T32] Call trace: ** 10 printk messages dropped ** [ 881.457273][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 881.457747][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 881.458180][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.458322][ T32] r4:8483ac80 [ 881.458367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.458422][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.458514][ T32] r4:00000001 [ 881.475630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.475726][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.475766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.475827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.475926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.475973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.476004][ T32] r4:84839bc0 [ 881.476032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.476080][ T32] INFO: task kworker/1:478:4243 blocked for more than 458 seconds. [ 881.476149][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.476183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.476210][ T32] task:kworker/1:478 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.476329][ T32] Workqueue: events bpf_prog_free_deferred [ 881.476401][ T32] Call trace: [ 881.476477][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.476549][ T32] r10:8291a684 r9:eac0dd84 r8:00000002 r7:60000013 r6:eac0dd8c r5:85193000 [ 881.476578][ T32] r4:85193000 [ 881.476625][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.476679][ T32] r5:85193000 r4:8291a680 [ 881.476725][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.476775][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.476822][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 881.476875][ T32] r4:00000000 [ 881.476903][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.476949][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.476995][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.477041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9e040 [ 881.477068][ T32] r4:00000000 [ 881.477090][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.477142][ T32] r9:83018205 r8:85193000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 881.477191][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.477302][ T32] r5:00001000 r4:eac37000 [ 881.477355][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.477404][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.477451][ T32] r5:8516138c r4:85161000 [ 881.477516][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.477599][ T32] r7:ddde2d80 r6:83018200 r5:8516138c r4:8491b180 [ 881.477629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.477682][ T32] r10:61c88647 r9:85193000 r8:8491b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.477737][ T32] r4:8491b180 [ 881.477765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.477816][ T32] r10:00000000 r9:8491b180 r8:80287e08 r7:eabdde60 r6:842ac100 r5:85193000 [ 881.477843][ T32] r4:00000001 [ 881.477870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.477923][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 881.477985][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.478047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.478096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.478133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.478169][ T32] r4:850ee940 [ 881.491758][ T32] INFO: task kworker/1:478:4243 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.491895][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.492091][ T32] Workqueue: events bpf_prog_free_deferred [ 881.492170][ T32] Call trace: [ 881.492241][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.492339][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.492369][ T32] r4:00000000 [ 881.492414][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.492470][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.492513][ T32] dd20: 8a6f8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.492645][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.492683][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.492711][ T32] r5:80050013 r4:80239bb0 [ 881.492759][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.492810][ T32] r4:82ac21e4 [ 881.492847][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.492898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.492953][ T32] r4:dff9ddc0 [ 881.492981][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.493053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.493083][ T32] r4:00000000 [ 881.493106][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.493162][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.493189][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.493236][ T32] r5:00001000 r4:dfb17000 [ 881.493289][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.493361][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.493412][ T32] r5:84553b8c r4:84553800 [ 881.493435][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.493485][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.493517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.493580][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.493609][ T32] r4:8483ac80 [ 881.493632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.493766][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.493796][ T32] r4:00000001 [ 881.493867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.493911][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.493960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.494010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.494041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.494106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.494136][ T32] r4:84839bc0 [ 881.494162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.494193][ T32] INFO: task kworker/1:479:4245 blocked for more than 458 seconds. [ 881.494401][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.494432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.494457][ T32] task:kworker/1:479 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.494513][ T32] Workqueue: events bpf_prog_free_deferred [ 881.494589][ T32] Call trace: [ 881.494627][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.494681][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:85194800 [ 881.494707][ T32] r4:85194800 [ 881.494729][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.494774][ T32] r5:85194800 r4:8291a680 [ 881.494812][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.494959][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.495022][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 881.495051][ T32] r4:00000000 [ 881.495073][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.495110][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.495145][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.495187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eec00 [ 881.495211][ T32] r4:00000000 [ 881.495232][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.495299][ T32] r9:83018205 r8:85194800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 881.495327][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.495372][ T32] r5:00001000 r4:eab5d000 [ 881.495394][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.495436][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.495479][ T32] r5:8516078c r4:85160400 [ 881.495507][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.495557][ T32] r7:ddde2d80 r6:83018200 r5:8516078c r4:8491b200 [ 881.495579][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.495628][ T32] r10:61c88647 r9:85194800 r8:8491b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.495655][ T32] r4:8491b200 [ 881.495704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.495865][ T32] r10:00000000 r9:8491b200 r8:80287e08 r7:eac0de60 r6:842ac180 r5:85194800 [ 881.495894][ T32] r4:00000001 [ 881.495915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.495953][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 881.495986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.496037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.496070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.496168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.496210][ T32] r4:850eeb00 [ 881.496546][ T32] INFO: task kworker/1:479:4245 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.496586][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.496655][ T32] Workqueue: events bpf_prog_free_deferred [ 881.496750][ T32] Call trace: [ 881.496785][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.496841][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.496890][ T32] r4:00000000 [ 881.496916][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.496958][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.496989][ T32] dd20: 8a6f8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.497020][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.497048][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.497075][ T32] r5:80050013 r4:80239bb0 [ 881.497147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.497196][ T32] r4:82ac21e4 [ 881.497219][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.497293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.497322][ T32] r4:dff9ddc0 [ 881.497343][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.497398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.497427][ T32] r4:00000000 [ 881.497449][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.497504][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.497553][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.497603][ T32] r5:00001000 r4:dfb17000 [ 881.497699][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.497746][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.497824][ T32] r5:84553b8c r4:84553800 [ 881.497896][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.497958][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.497982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.498044][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.498073][ T32] r4:8483ac80 [ 881.498094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.498141][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.498165][ T32] r4:00000001 [ 881.498186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.498254][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.498289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.498319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.498347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.498377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.498401][ T32] r4:84839bc0 [ 881.498486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.508227][ T32] INFO: task kworker/1:480:4247 blocked for more than 458 seconds. [ 881.508316][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.508347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.508376][ T32] task:kworker/1:480 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.508951][ T32] Workqueue: events bpf_prog_free_deferred [ 881.509047][ T32] Call trace: [ 881.509121][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.509218][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:85195400 [ 881.509252][ T32] r4:85195400 [ 881.509276][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.509329][ T32] r5:85195400 r4:8291a680 [ 881.509373][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.509419][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.509466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 881.509491][ T32] r4:00000000 [ 881.509522][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.509561][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.509601][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.509644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eec40 [ 881.509669][ T32] r4:00000000 [ 881.509704][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.509759][ T32] r9:83018205 r8:85195400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 881.509815][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.509866][ T32] r5:00001000 r4:eac23000 [ 881.509889][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.509931][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.509976][ T32] r5:85160b8c r4:85160800 [ 881.509999][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.510051][ T32] r7:ddde2d80 r6:83018200 r5:85160b8c r4:8491b280 [ 881.510109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.510164][ T32] r10:61c88647 r9:85195400 r8:8491b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.510188][ T32] r4:8491b280 [ 881.510209][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.510259][ T32] r10:00000000 r9:8491b280 r8:80287e08 r7:eac0de60 r6:842ac200 r5:85195400 [ 881.510301][ T32] r4:00000001 [ 881.510327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.510398][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 881.510433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.510464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.510520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.510559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.510582][ T32] r4:850eec40 [ 881.510932][ T32] INFO: task kworker/1:480:4247 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.510972][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.511086][ T32] Workqueue: events bpf_prog_free_deferred [ 881.511166][ T32] Call trace: [ 881.511226][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.511296][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.511329][ T32] r4:00000000 [ 881.511384][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.511455][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.511722][ T32] dd20: 8a6f8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.511791][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.511823][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.511887][ T32] r5:80050013 r4:80239bb0 [ 881.511947][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.511999][ T32] r4:82ac21e4 [ 881.512021][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.512095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.512121][ T32] r4:dff9ddc0 [ 881.512143][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.512219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.512253][ T32] r4:00000000 [ 881.512390][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.512450][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.512474][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.512527][ T32] r5:00001000 r4:dfb17000 [ 881.512549][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.512591][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.512655][ T32] r5:84553b8c r4:84553800 [ 881.512681][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.512733][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.512758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.512910][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.512974][ T32] r4:8483ac80 [ 881.512998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.513049][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.513073][ T32] r4:00000001 [ 881.513214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.513259][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.513289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.513321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.513349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.513380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.513405][ T32] r4:84839bc0 [ 881.513431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.513521][ T32] INFO: task kworker/1:481:4249 blocked for more than 458 seconds. [ 881.513563][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.513591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.513615][ T32] task:kworker/1:481 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.513689][ T32] Workqueue: events bpf_prog_free_deferred [ 881.513740][ T32] Call trace: [ 881.513773][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.513823][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:84960000 [ 881.513879][ T32] r4:84960000 [ 881.513937][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.513987][ T32] r5:84960000 r4:8291a680 [ 881.514009][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.514052][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.514127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 881.514173][ T32] r4:00000000 [ 881.514198][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.514237][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.514273][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.514316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eef00 [ 881.514391][ T32] r4:00000000 [ 881.514419][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.514501][ T32] r9:83018205 r8:84960000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 881.514530][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.514578][ T32] r5:00001000 r4:eac29000 [ 881.514600][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.514642][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 881.514783][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 881.515134][ T32] r10:00000000 r9:8491b300 r8:80287e08 r7:eac0de60 r6:842ac280 r5:84960000 ** 8 printk messages dropped ** [ 881.515554][ T32] INFO: task kworker/1:481:4249 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 2 printk messages dropped ** [ 881.515808][ T32] Call trace: [ 881.515839][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.515894][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.515919][ T32] r4:00000000 [ 881.515940][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.515984][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.516015][ T32] dd20: 8a6f8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.516046][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.516072][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.516097][ T32] r5:80050013 r4:80239bb0 [ 881.516118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.516161][ T32] r4:82ac21e4 [ 881.516182][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.516227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.516251][ T32] r4:dff9ddc0 [ 881.516318][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.516446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.516477][ T32] r4:00000000 [ 881.516507][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.516558][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.516594][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.516644][ T32] r5:00001000 r4:dfb17000 [ 881.516666][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.516708][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.516754][ T32] r5:84553b8c r4:84553800 [ 881.516777][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.516826][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.516868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.516929][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.516970][ T32] r4:8483ac80 [ 881.517019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.517087][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.517117][ T32] r4:00000001 [ 881.517139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.517176][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.517217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.517265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.517302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.517334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.517360][ T32] r4:84839bc0 [ 881.517381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.517437][ T32] INFO: task kworker/1:482:4252 blocked for more than 458 seconds. [ 881.517552][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.517583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.517709][ T32] task:kworker/1:482 state:D stack:0 pid:4252 tgid:4252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.517859][ T32] Workqueue: events bpf_prog_free_deferred [ 881.518112][ T32] Call trace: [ 881.518317][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.518391][ T32] r10:8291a684 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:84960c00 [ 881.518457][ T32] r4:84960c00 [ 881.551387][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.551551][ T32] r5:84960c00 r4:8291a680 ** 2 printk messages dropped ** [ 881.551794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 ** 8 printk messages dropped ** [ 881.552427][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 881.552595][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 881.553006][ T32] r4:8491b380 ** 4 printk messages dropped ** [ 881.553275][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) ** 6 printk messages dropped ** [ 881.553969][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 881.554423][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 881.554619][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 881.554897][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 881.555430][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 881.556127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.556533][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 881.557251][ T32] r5:84961800 r4:8291a680 [ 881.557274][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.557316][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.557362][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4905e08 [ 881.557389][ T32] r4:00000000 [ 881.557410][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.557448][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.557499][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.557549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9e2c0 [ 881.557674][ T32] r4:00000000 [ 881.557700][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.557749][ T32] r9:83018205 r8:84961800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 881.557774][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.557831][ T32] r5:00001000 r4:df9d7000 [ 881.557882][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.557952][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.558003][ T32] r5:85161b8c r4:85161800 [ 881.558033][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.558096][ T32] r7:ddde2d80 r6:83018200 r5:85161b8c r4:8491b400 [ 881.558145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.558201][ T32] r10:61c88647 r9:84961800 r8:8491b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.558231][ T32] r4:8491b400 [ 881.558280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.558357][ T32] r10:00000000 r9:8491b400 r8:80287e08 r7:eac41e60 r6:842ac380 r5:84961800 [ 881.558400][ T32] r4:00000001 [ 881.577239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.577400][ T32] Exception stack(0xe4905fb0 to 0xe4905ff8) [ 881.577457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.577502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.577533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.577598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.577663][ T32] r4:83b9e1c0 [ 881.578022][ T32] INFO: task kworker/1:483:4254 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.578065][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.578147][ T32] Workqueue: events bpf_prog_free_deferred [ 881.578251][ T32] Call trace: [ 881.578307][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.578370][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.578460][ T32] r4:00000000 [ 881.579008][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.579130][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.579202][ T32] dd20: 8b003000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.579241][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.579283][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.579394][ T32] r5:80050013 r4:80239bb0 [ 881.579426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.579513][ T32] r4:82ac21e4 [ 881.579541][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 881.579846][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 10 printk messages dropped ** [ 881.580328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 881.580629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 881.581118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 881.581606][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 881.582077][ T32] r4:00000000 ** 5 printk messages dropped ** [ 881.582370][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 881.582536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 881.582687][ T32] r10:00000000 r9:8491b480 r8:80287e08 r7:e4905e60 r6:842ac400 r5:84962400 ** 4 printk messages dropped ** [ 881.582837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 881.583261][ T32] INFO: task kworker/1:484:4255 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 4 printk messages dropped ** [ 881.583594][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 4 printk messages dropped ** [ 881.583839][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 3 printk messages dropped ** [ 881.583967][ T32] r4:82ac21e4 [ 881.584046][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.584141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.584170][ T32] r4:dff9ddc0 [ 881.584215][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.584312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.584359][ T32] r4:00000000 [ 881.584387][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.584476][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.584560][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.584611][ T32] r5:00001000 r4:dfb17000 [ 881.584646][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.584695][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.584739][ T32] r5:84553b8c r4:84553800 [ 881.584786][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.584842][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.584865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.584915][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.584963][ T32] r4:8483ac80 [ 881.584989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.585043][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.585069][ T32] r4:00000001 [ 881.585090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.585126][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.585181][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.585218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.585249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.585281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.585305][ T32] r4:84839bc0 [ 881.585351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.585385][ T32] INFO: task kworker/1:485:4260 blocked for more than 458 seconds. [ 881.585468][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.585503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.585549][ T32] task:kworker/1:485 state:D stack:0 pid:4260 tgid:4260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.585688][ T32] Workqueue: events bpf_prog_free_deferred [ 881.585766][ T32] Call trace: [ 881.585801][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.585852][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:84963c00 [ 881.585877][ T32] r4:84963c00 [ 881.585899][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.585944][ T32] r5:84963c00 r4:8291a680 [ 881.585966][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.586045][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.586104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 881.586133][ T32] r4:00000000 [ 881.586156][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.586197][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.586235][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.586304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9e600 [ 881.586336][ T32] r4:00000000 [ 881.586385][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.586477][ T32] r9:83018205 r8:84963c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 881.586535][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.586610][ T32] r5:00001000 r4:dfd49000 [ 881.586635][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.586696][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.586757][ T32] r5:8516238c r4:85162000 [ 881.586782][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.586832][ T32] r7:ddde2d80 r6:83018200 r5:8516238c r4:8491b500 [ 881.586892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.586948][ T32] r10:61c88647 r9:84963c00 r8:8491b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.586973][ T32] r4:8491b500 [ 881.586993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.587040][ T32] r10:00000000 r9:8491b500 r8:80287e08 r7:eac49e60 r6:842ac480 r5:84963c00 [ 881.587063][ T32] r4:00000001 [ 881.587094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.587162][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 881.587195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.587225][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.587265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.587302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.587327][ T32] r4:83b9e4c0 [ 881.587502][ T32] INFO: task kworker/1:485:4260 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.587538][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.587600][ T32] Workqueue: events bpf_prog_free_deferred [ 881.587701][ T32] Call trace: [ 881.587817][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.587878][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.587920][ T32] r4:00000000 [ 881.587945][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.588012][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.588047][ T32] dd20: 8b003000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.588080][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.588107][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.588144][ T32] r5:80050013 r4:80239bb0 [ 881.588179][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.588224][ T32] r4:82ac21e4 [ 881.588291][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.588409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.618328][ T32] r4:dff9ddc0 [ 881.619295][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.619467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.619546][ T32] r4:00000000 [ 881.619623][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.619756][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.619817][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.619926][ T32] r5:00001000 r4:dfb17000 [ 881.619979][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.620075][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.620176][ T32] r5:84553b8c r4:84553800 [ 881.620229][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.620373][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.620430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.620549][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.620606][ T32] r4:8483ac80 [ 881.620658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.620769][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.620829][ T32] r4:00000001 [ 881.620880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.620974][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.621048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.621120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.621187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.621277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.621342][ T32] r4:84839bc0 [ 881.621420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.621511][ T32] INFO: task kworker/1:486:4263 blocked for more than 458 seconds. [ 881.621593][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.621654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.621713][ T32] task:kworker/1:486 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.621848][ T32] Workqueue: events bpf_prog_free_deferred [ 881.621953][ T32] Call trace: [ 881.622026][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.622154][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:84963000 [ 881.622230][ T32] r4:84963000 [ 881.622288][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.622375][ T32] r5:84963000 r4:8291a680 [ 881.622421][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.622534][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.622642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 881.622711][ T32] r4:00000000 [ 881.622757][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.622834][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.622912][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.623010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9e6c0 [ 881.623081][ T32] r4:00000000 [ 881.623133][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.623223][ T32] r9:83018205 r8:84963000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 881.623273][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.623372][ T32] r5:00001000 r4:dfdbf000 [ 881.623442][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.623538][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.623629][ T32] r5:8516278c r4:85162400 [ 881.623678][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.623778][ T32] r7:ddde2d80 r6:83018200 r5:8516278c r4:8491b580 [ 881.623848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.623974][ T32] r10:61c88647 r9:84963000 r8:8491b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.624030][ T32] r4:8491b580 [ 881.624094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.624195][ T32] r10:00000000 r9:8491b580 r8:80287e08 r7:eabd1e60 r6:842ac500 r5:84963000 [ 881.624252][ T32] r4:00000001 [ 881.624333][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.624415][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 881.624474][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.624546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.624638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.624715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.624771][ T32] r4:83b9e4c0 [ 881.625329][ T32] INFO: task kworker/1:486:4263 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.625426][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.625576][ T32] Workqueue: events bpf_prog_free_deferred [ 881.625683][ T32] Call trace: [ 881.625759][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.625882][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.625975][ T32] r4:00000000 [ 881.626043][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.626140][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.626226][ T32] dd20: 8b339000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.626317][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.626382][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.626441][ T32] r5:80050013 r4:80239bb0 [ 881.626521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.626649][ T32] r4:82ac21e4 [ 881.626728][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.626839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.626918][ T32] r4:dff9ddc0 [ 881.626987][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.627111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.627179][ T32] r4:00000000 [ 881.627233][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.627346][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.627419][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.627536][ T32] r5:00001000 r4:dfb17000 [ 881.627587][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.627680][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.627797][ T32] r5:84553b8c r4:84553800 [ 881.627887][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.628016][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.628103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.628222][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.628317][ T32] r4:8483ac80 [ 881.628453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.659484][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.659594][ T32] r4:00000001 [ 881.659656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.659791][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.659899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.659981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.660052][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.660142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.660326][ T32] r4:84839bc0 [ 881.660404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.660511][ T32] INFO: task kworker/0:87:4264 blocked for more than 458 seconds. [ 881.660616][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.660685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.660747][ T32] task:kworker/0:87 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.660881][ T32] Workqueue: events bpf_prog_free_deferred [ 881.661000][ T32] Call trace: [ 881.661082][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.661208][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:84966000 [ 881.661278][ T32] r4:84966000 [ 881.661327][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.661417][ T32] r5:84966000 r4:8291a680 [ 881.661469][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.661571][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.661665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 881.661741][ T32] r4:00000000 [ 881.661807][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.661893][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.661984][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.662072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f240 [ 881.662153][ T32] r4:00000000 [ 881.662247][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.662366][ T32] r9:83018005 r8:84966000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 881.662436][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.662556][ T32] r5:00001000 r4:eacdf000 [ 881.662620][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.662706][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.662810][ T32] r5:851fdb8c r4:851fd800 [ 881.662861][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.662949][ T32] r7:dddced80 r6:83018000 r5:851fdb8c r4:842ac580 [ 881.662995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.663086][ T32] r10:61c88647 r9:84966000 r8:842ac5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 881.663136][ T32] r4:842ac580 [ 881.663178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.663270][ T32] r10:00000000 r9:842ac580 r8:80287e08 r7:eab95e60 r6:842ac600 r5:84966000 [ 881.663318][ T32] r4:00000001 [ 881.663363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.663455][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 881.663549][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.663623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.663688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.663770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.663850][ T32] r4:847ea4c0 [ 881.664443][ T32] INFO: task kworker/0:87:4264 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.664565][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.664746][ T32] Workqueue: events bpf_prog_free_deferred [ 881.664878][ T32] Call trace: [ 881.664958][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.665076][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.665135][ T32] r4:00000000 [ 881.665183][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.665287][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.665378][ T32] dd20: 8b6a4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.665458][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.665707][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.665851][ T32] r5:80050013 r4:80239bb0 [ 881.665924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.666052][ T32] r4:82ac21e4 [ 881.666135][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.666261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.666329][ T32] r4:dff9ddc0 [ 881.666386][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.666520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.666606][ T32] r4:00000000 [ 881.666698][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.666852][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.666940][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.667065][ T32] r5:00001000 r4:dfb17000 [ 881.667119][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.667216][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.667319][ T32] r5:84553b8c r4:84553800 [ 881.667371][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.667483][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.667548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.667659][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.667716][ T32] r4:8483ac80 [ 881.667788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.667914][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.667996][ T32] r4:00000001 [ 881.668059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.668148][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.668234][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.668367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.689115][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.689349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.689419][ T32] r4:84839bc0 [ 881.689513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.689596][ T32] INFO: task kworker/1:487:4265 blocked for more than 458 seconds. [ 881.689678][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.689739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.689802][ T32] task:kworker/1:487 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.689962][ T32] Workqueue: events bpf_prog_free_deferred [ 881.690116][ T32] Call trace: [ 881.690225][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.690357][ T32] r10:8291a684 r9:eac5dd84 r8:00000002 r7:60000113 r6:eac5dd8c r5:84966c00 [ 881.690439][ T32] r4:84966c00 [ 881.690517][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.690627][ T32] r5:84966c00 r4:8291a680 [ 881.690680][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.690774][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.690880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac5de08 [ 881.690938][ T32] r4:00000000 [ 881.690990][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.691075][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.691187][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.691306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9ea00 [ 881.691366][ T32] r4:00000000 [ 881.691420][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.691543][ T32] r9:83018205 r8:84966c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 881.691605][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.691706][ T32] r5:00001000 r4:dffb1000 [ 881.691781][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.691896][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.692004][ T32] r5:85162f8c r4:85162c00 [ 881.692087][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.692203][ T32] r7:ddde2d80 r6:83018200 r5:85162f8c r4:8491b600 [ 881.692256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.692415][ T32] r10:61c88647 r9:84966c00 r8:8491b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.692473][ T32] r4:8491b600 [ 881.692531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.692646][ T32] r10:00000000 r9:8491b600 r8:80287e08 r7:eac55e60 r6:842ac680 r5:84966c00 [ 881.692700][ T32] r4:00000001 [ 881.692741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.692814][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) ** 2 printk messages dropped ** [ 881.693078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 881.694574][ T32] r4:00000000 ** 4 printk messages dropped ** [ 881.694975][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 881.695659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 881.696548][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 881.697081][ T32] r4:00000001 ** 2 printk messages dropped ** [ 881.697289][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 881.697939][ T32] task:kworker/1:488 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.698052][ T32] Workqueue: events bpf_prog_free_deferred [ 881.698154][ T32] Call trace: [ 881.698285][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.726928][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:8502b000 [ 881.727178][ T32] r4:8502b000 [ 881.727299][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.727479][ T32] r5:8502b000 r4:8291a680 [ 881.727562][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.727664][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.727788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 881.727854][ T32] r4:00000000 [ 881.727910][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.727998][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.728094][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.728197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9e8c0 [ 881.728259][ T32] r4:00000000 [ 881.728466][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.744016][ T32] r9:83018205 r8:8502b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 881.744133][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.744332][ T32] r5:00001000 r4:dff7f000 [ 881.744405][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.744538][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.744671][ T32] r5:85162b8c r4:85162800 [ 881.744735][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.744867][ T32] r7:ddde2d80 r6:83018200 r5:85162b8c r4:8491b680 [ 881.744949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.745096][ T32] r10:61c88647 r9:8502b000 r8:8491b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.745163][ T32] r4:8491b680 [ 881.745215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.745333][ T32] r10:00000000 r9:8491b680 r8:80287e08 r7:eac5de60 r6:8491b700 r5:8502b000 [ 881.745396][ T32] r4:00000001 [ 881.745456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.745562][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 881.745640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.745714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.745781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.745876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.745955][ T32] r4:83b9e9c0 [ 881.746570][ T32] INFO: task kworker/1:488:4266 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.746675][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.746848][ T32] Workqueue: events bpf_prog_free_deferred [ 881.746968][ T32] Call trace: [ 881.747049][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.747172][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.747231][ T32] r4:00000000 [ 881.747285][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.747383][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.747454][ T32] dd20: 8bbf1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.747535][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.747600][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.747661][ T32] r5:80050013 r4:80239bb0 [ 881.747713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.747835][ T32] r4:82ac21e4 [ 881.747899][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.748031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.748116][ T32] r4:dff9ddc0 [ 881.748177][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.748326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.748389][ T32] r4:00000000 [ 881.748489][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.759449][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.759559][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.759712][ T32] r5:00001000 r4:dfb17000 [ 881.759768][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.759869][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.759973][ T32] r5:84553b8c r4:84553800 [ 881.760028][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.760348][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 881.760737][ T32] r4:00000001 ** 2 printk messages dropped ** [ 881.760982][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 881.761295][ T32] r4:84839bc0 ** 2 printk messages dropped ** [ 881.761577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 881.761821][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 881.762012][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 881.762367][ T32] r5:8502bc00 r4:8291a680 ** 1 printk messages dropped ** [ 881.762563][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 881.762887][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 881.763094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9eac0 [ 881.763151][ T32] r4:00000000 [ 881.763193][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.763299][ T32] r9:83018205 r8:8502bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 881.763354][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.763467][ T32] r5:00001000 r4:e000b000 [ 881.763548][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.763660][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.763761][ T32] r5:8516338c r4:85163000 [ 881.763827][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.763929][ T32] r7:ddde2d80 r6:83018200 r5:8516338c r4:8491b780 [ 881.764008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.764126][ T32] r10:61c88647 r9:8502bc00 r8:8491b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.764184][ T32] r4:8491b780 [ 881.764245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.764399][ T32] r10:00000000 r9:8491b780 r8:80287e08 r7:eac5de60 r6:8491b800 r5:8502bc00 [ 881.764459][ T32] r4:00000001 [ 881.764541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.764638][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 881.764727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.764820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.764891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.764965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.765025][ T32] r4:83b9e4c0 [ 881.765640][ T32] INFO: task kworker/1:489:4269 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.765723][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.765896][ T32] Workqueue: events bpf_prog_free_deferred [ 881.766045][ T32] Call trace: [ 881.766165][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.766292][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.766353][ T32] r4:00000000 [ 881.766401][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.766506][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.766582][ T32] dd20: 8bbf1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.766659][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.766724][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.766785][ T32] r5:80050013 r4:80239bb0 [ 881.766838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.766938][ T32] r4:82ac21e4 [ 881.766992][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.767095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.767152][ T32] r4:dff9ddc0 [ 881.767203][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.767310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.767368][ T32] r4:00000000 [ 881.767420][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.767535][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.767616][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.767730][ T32] r5:00001000 r4:dfb17000 [ 881.767783][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.767905][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.768025][ T32] r5:84553b8c r4:84553800 [ 881.768101][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.768217][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.768329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.768448][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.803617][ T32] r4:8483ac80 [ 881.803803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.803959][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.804016][ T32] r4:00000001 [ 881.804093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.804194][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.804307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.804392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.804462][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.804547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.804608][ T32] r4:84839bc0 [ 881.804668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.804763][ T32] INFO: task kworker/1:490:4270 blocked for more than 458 seconds. [ 881.804846][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.804907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.804963][ T32] task:kworker/1:490 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.805096][ T32] Workqueue: events bpf_prog_free_deferred [ 881.805212][ T32] Call trace: [ 881.805328][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 881.805715][ T32] r5:8502c800 r4:8291a680 ** 2 printk messages dropped ** [ 881.805971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 ** 4 printk messages dropped ** [ 881.806409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9ec00 ** 6 printk messages dropped ** [ 881.807034][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 881.807189][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 881.807469][ T32] r10:61c88647 r9:8502c800 r8:8491b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.807537][ T32] r4:8491b880 [ 881.807588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.807697][ T32] r10:00000000 r9:8491b880 r8:80287e08 r7:eac51e60 r6:8491b900 r5:8502c800 [ 881.807774][ T32] r4:00000001 [ 881.807832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.807922][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 881.807988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.808063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.808146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.808229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.808324][ T32] r4:83b9e4c0 [ 881.822040][ T32] INFO: task kworker/1:490:4270 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.822293][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.822464][ T32] Workqueue: events bpf_prog_free_deferred [ 881.822631][ T32] Call trace: [ 881.822700][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.822837][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.822903][ T32] r4:00000000 [ 881.822945][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.823048][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.823149][ T32] dd20: 8c052000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.823216][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.823297][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.823381][ T32] r5:80050013 r4:80239bb0 [ 881.823455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.823591][ T32] r4:82ac21e4 [ 881.823665][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.823770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.823824][ T32] r4:dff9ddc0 [ 881.823872][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.824001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.824066][ T32] r4:00000000 [ 881.824122][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.824235][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.824348][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.824453][ T32] r5:00001000 r4:dfb17000 [ 881.824515][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.824613][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.824715][ T32] r5:84553b8c r4:84553800 [ 881.824769][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.824883][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.824988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.825121][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.825179][ T32] r4:8483ac80 [ 881.825230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.825346][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.825462][ T32] r4:00000001 [ 881.825533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.825623][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.825690][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.825761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.825830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.825923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.826005][ T32] r4:84839bc0 [ 881.826075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.826168][ T32] INFO: task kworker/1:491:4273 blocked for more than 458 seconds. [ 881.826259][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.826326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.826380][ T32] task:kworker/1:491 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.826528][ T32] Workqueue: events bpf_prog_free_deferred [ 881.826692][ T32] Call trace: [ 881.826777][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.826896][ T32] r10:8291a684 r9:eac65d84 r8:00000002 r7:60000113 r6:eac65d8c r5:8502d400 [ 881.826959][ T32] r4:8502d400 [ 881.827013][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.827119][ T32] r5:8502d400 r4:8291a680 [ 881.827171][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.827269][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.827374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 881.827434][ T32] r4:00000000 [ 881.827489][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.827592][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.827678][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.827777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83b9edc0 [ 881.827835][ T32] r4:00000000 [ 881.827915][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.828047][ T32] r9:83018205 r8:8502d400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 881.828120][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.828237][ T32] r5:00001000 r4:e0583000 [ 881.828321][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.828481][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.847491][ T32] r5:85163b8c r4:85163800 [ 881.847599][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.847760][ T32] r7:ddde2d80 r6:83018200 r5:85163b8c r4:8491b980 [ 881.847819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.847938][ T32] r10:61c88647 r9:8502d400 r8:8491b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.848098][ T32] r4:8491b980 [ 881.848182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.848346][ T32] r10:00000000 r9:8491b980 r8:80287e08 r7:eac2de60 r6:8491ba00 r5:8502d400 [ 881.848513][ T32] r4:00000001 [ 881.853938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.854111][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 881.854188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.854288][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.854364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.854437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.854492][ T32] r4:83b9ec40 [ 881.855105][ T32] INFO: task kworker/1:491:4273 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.855190][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.855385][ T32] Workqueue: events bpf_prog_free_deferred [ 881.855553][ T32] Call trace: [ 881.855641][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.855783][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.855855][ T32] r4:00000000 [ 881.855908][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.856003][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.856090][ T32] dd20: 8c28e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.856174][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.856290][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.856364][ T32] r5:80050013 r4:80239bb0 [ 881.856423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.856536][ T32] r4:82ac21e4 [ 881.856590][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.856693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.856751][ T32] r4:dff9ddc0 [ 881.856799][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.856920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.857001][ T32] r4:00000000 [ 881.857053][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.857196][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.857264][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.857369][ T32] r5:00001000 r4:dfb17000 [ 881.857447][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.857571][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.857702][ T32] r5:84553b8c r4:84553800 [ 881.857765][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.857915][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.857983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.858093][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.858151][ T32] r4:8483ac80 [ 881.858236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.858359][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.858491][ T32] r4:00000001 [ 881.872378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.872559][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.872640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.872695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.872744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.872864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.872948][ T32] r4:84839bc0 [ 881.873008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.873070][ T32] INFO: task kworker/1:492:4275 blocked for more than 458 seconds. [ 881.873139][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.873192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.873241][ T32] task:kworker/1:492 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.873409][ T32] Workqueue: events bpf_prog_free_deferred [ 881.873535][ T32] Call trace: [ 881.873615][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.873721][ T32] r10:8291a684 r9:eac6dd84 r8:00000002 r7:60000013 r6:eac6dd8c r5:8502e000 [ 881.873827][ T32] r4:8502e000 [ 881.873901][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.874019][ T32] r5:8502e000 r4:8291a680 [ 881.874075][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.874168][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.874275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 881.874337][ T32] r4:00000000 [ 881.874391][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.874509][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.874655][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.874765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eed40 [ 881.874826][ T32] r4:00000000 [ 881.874879][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.874989][ T32] r9:83018205 r8:8502e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 881.875093][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.875220][ T32] r5:00001000 r4:e05fb000 [ 881.875284][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.875384][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.875484][ T32] r5:85163f8c r4:85163c00 [ 881.875550][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.875660][ T32] r7:ddde2d80 r6:83018200 r5:85163f8c r4:8491ba80 [ 881.875713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.875825][ T32] r10:61c88647 r9:8502e000 r8:8491baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.875884][ T32] r4:8491ba80 [ 881.875933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.876040][ T32] r10:00000000 r9:8491ba80 r8:80287e08 r7:eac65e60 r6:8491bb00 r5:8502e000 [ 881.876096][ T32] r4:00000001 [ 881.876146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.876287][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 881.876401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.876482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.876594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.876676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.876734][ T32] r4:83b9ee00 [ 881.877349][ T32] INFO: task kworker/1:492:4275 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.877451][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.877617][ T32] Workqueue: events bpf_prog_free_deferred [ 881.877726][ T32] Call trace: [ 881.877804][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.877924][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.878014][ T32] r4:00000000 [ 881.878075][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.878177][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.878248][ T32] dd20: 8c2f0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.878327][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.878385][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.878488][ T32] r5:80050013 r4:80239bb0 [ 881.899644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.899832][ T32] r4:82ac21e4 [ 881.899891][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.899998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.900057][ T32] r4:dff9ddc0 [ 881.900126][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.900233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.900332][ T32] r4:00000000 [ 881.900388][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.900509][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.900568][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.900677][ T32] r5:00001000 r4:dfb17000 [ 881.900729][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.900825][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.900930][ T32] r5:84553b8c r4:84553800 [ 881.900988][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.901103][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.901162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.901281][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.901357][ T32] r4:8483ac80 [ 881.901440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.901583][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.901641][ T32] r4:00000001 [ 881.901716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.901815][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.901892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.901967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.902036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.902107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.902169][ T32] r4:84839bc0 [ 881.902232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.902300][ T32] INFO: task kworker/1:493:4277 blocked for more than 458 seconds. [ 881.902392][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.902453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.902551][ T32] task:kworker/1:493 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.902685][ T32] Workqueue: events bpf_prog_free_deferred [ 881.902771][ T32] Call trace: [ 881.902850][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.902966][ T32] r10:8291a684 r9:eac71d84 r8:00000002 r7:60000013 r6:eac71d8c r5:8502ec00 [ 881.903020][ T32] r4:8502ec00 [ 881.903069][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.903157][ T32] r5:8502ec00 r4:8291a680 [ 881.903203][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.903285][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.903378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 881.903432][ T32] r4:00000000 [ 881.903508][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.903616][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.903717][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.903818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943100 [ 881.903896][ T32] r4:00000000 [ 881.903952][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.904058][ T32] r9:83018205 r8:8502ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 881.904113][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.904208][ T32] r5:00001000 r4:e0615000 [ 881.904301][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.904427][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.904529][ T32] r5:851f038c r4:851f0000 [ 881.904581][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.904686][ T32] r7:ddde2d80 r6:83018200 r5:851f038c r4:8491bb80 [ 881.904740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.904848][ T32] r10:61c88647 r9:8502ec00 r8:8491bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.904908][ T32] r4:8491bb80 [ 881.904962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.905133][ T32] r10:00000000 r9:8491bb80 r8:80287e08 r7:eac6de60 r6:8491bc00 r5:8502ec00 [ 881.905206][ T32] r4:00000001 [ 881.905259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.905350][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 881.905420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 881.905515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.905592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.905666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.905723][ T32] r4:84943040 [ 881.906358][ T32] INFO: task kworker/1:493:4277 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.906461][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.906624][ T32] Workqueue: events bpf_prog_free_deferred [ 881.906737][ T32] Call trace: [ 881.906816][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.906937][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.906997][ T32] r4:00000000 [ 881.907067][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.907179][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.907264][ T32] dd20: 8c565000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.907338][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.907401][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.907463][ T32] r5:80050013 r4:80239bb0 [ 881.907525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.907653][ T32] r4:82ac21e4 [ 881.907717][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.907824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.907882][ T32] r4:dff9ddc0 [ 881.907949][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.908073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.908139][ T32] r4:00000000 [ 881.908193][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.908334][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.936458][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.936789][ T32] r5:00001000 r4:dfb17000 [ 881.936884][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.936994][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.937102][ T32] r5:84553b8c r4:84553800 [ 881.937172][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.937291][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.937349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.937464][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.937563][ T32] r4:8483ac80 [ 881.937638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.937772][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.937840][ T32] r4:00000001 [ 881.937893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.937985][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.938058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.938161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.938260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.938351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.949235][ T32] r4:84839bc0 [ 881.949441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.949559][ T32] INFO: task kworker/1:494:4279 blocked for more than 459 seconds. [ 881.949647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.949723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.949800][ T32] task:kworker/1:494 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.949976][ T32] Workqueue: events bpf_prog_free_deferred [ 881.950122][ T32] Call trace: [ 881.950211][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.950344][ T32] r10:8291a684 r9:eac75d84 r8:00000002 r7:60000013 r6:eac75d8c r5:8502a400 [ 881.950404][ T32] r4:8502a400 [ 881.950458][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.950570][ T32] r5:8502a400 r4:8291a680 [ 881.950621][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.950716][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.950818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 [ 881.950898][ T32] r4:00000000 [ 881.950976][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.951073][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.951176][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.951280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943680 [ 881.951339][ T32] r4:00000000 [ 881.951394][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.951534][ T32] r9:83018205 r8:8502a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.951625][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.951741][ T32] r5:00001000 r4:e0711000 [ 881.951792][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.951889][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.951996][ T32] r5:851f138c r4:851f1000 [ 881.952096][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.952218][ T32] r7:ddde2d80 r6:83018200 r5:851f138c r4:8491bc80 [ 881.952312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.952427][ T32] r10:61c88647 r9:8502a400 r8:8491bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.952479][ T32] r4:8491bc80 [ 881.952533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.952658][ T32] r10:00000000 r9:8491bc80 r8:80287e08 r7:eac71e60 r6:8491bd00 r5:8502a400 [ 881.952722][ T32] r4:00000001 [ 881.952776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.952850][ T32] Exception stack(0xeac75fb0 to 0xeac75ff8) [ 881.952913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 881.952969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.953021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.953096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.953154][ T32] r4:84943300 [ 881.953713][ T32] INFO: task kworker/1:494:4279 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.953799][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.953948][ T32] Workqueue: events bpf_prog_free_deferred [ 881.954057][ T32] Call trace: [ 881.954161][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.954291][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.954351][ T32] r4:00000000 [ 881.954404][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.954508][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.954581][ T32] dd20: 8c8c6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.954655][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.954725][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 881.954787][ T32] r5:80050013 r4:80239bb0 [ 881.954837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 881.954936][ T32] r4:82ac21e4 [ 881.955006][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 881.955147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 881.955214][ T32] r4:dff9ddc0 [ 881.955265][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.955373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 881.955433][ T32] r4:00000000 [ 881.955483][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.955601][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 881.955657][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.955757][ T32] r5:00001000 r4:dfb17000 [ 881.955808][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.955898][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.955997][ T32] r5:84553b8c r4:84553800 [ 881.956048][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.956154][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 881.956233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.956382][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.956441][ T32] r4:8483ac80 [ 881.956490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.956611][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 881.956670][ T32] r4:00000001 [ 881.956719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.956805][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 881.956872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 881.956940][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.957024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.957107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.957166][ T32] r4:84839bc0 [ 881.957219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 881.957287][ T32] INFO: task kworker/1:495:4281 blocked for more than 459 seconds. [ 881.957362][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 881.957425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 881.957480][ T32] task:kworker/1:495 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.957627][ T32] Workqueue: events bpf_prog_free_deferred [ 881.957734][ T32] Call trace: [ 881.957811][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 881.957921][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:84b2ec00 [ 881.957979][ T32] r4:84b2ec00 [ 881.958050][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 881.958157][ T32] r5:84b2ec00 r4:8291a680 [ 881.958203][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 881.958299][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 881.984831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 881.985050][ T32] r4:00000000 [ 881.985125][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 881.985257][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 881.985360][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 881.985484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849431c0 [ 881.985558][ T32] r4:00000000 [ 881.985617][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 881.985731][ T32] r9:83018205 r8:84b2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 881.985791][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 881.985914][ T32] r5:00001000 r4:e0635000 [ 881.985986][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 881.986092][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 881.986197][ T32] r5:851f078c r4:851f0400 [ 881.986287][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 881.986425][ T32] r7:ddde2d80 r6:83018200 r5:851f078c r4:8491bd80 [ 881.986489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 881.986612][ T32] r10:61c88647 r9:84b2ec00 r8:8491bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 881.986690][ T32] r4:8491bd80 [ 881.986748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 881.986873][ T32] r10:00000000 r9:8491bd80 r8:80287e08 r7:eac75e60 r6:8491be00 r5:84b2ec00 [ 881.986948][ T32] r4:00000001 [ 881.987016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 881.987153][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 881.987230][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 881.987297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 881.987357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 881.987432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 881.987488][ T32] r4:84943180 [ 881.988053][ T32] INFO: task kworker/1:495:4281 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 881.988138][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 881.988360][ T32] Workqueue: events bpf_prog_free_deferred [ 881.997678][ T32] Call trace: [ 881.997781][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 881.997941][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 881.997999][ T32] r4:00000000 [ 881.998043][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 881.998136][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 881.998209][ T32] dd20: 8cb8b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 881.998304][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 881.998443][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.003715][ T32] r5:80050013 r4:80239bb0 [ 882.003797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.003931][ T32] r4:82ac21e4 [ 882.004008][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.004146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.004216][ T32] r4:dff9ddc0 [ 882.004312][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.004424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.004483][ T32] r4:00000000 [ 882.004553][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.004667][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.004753][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.004869][ T32] r5:00001000 r4:dfb17000 [ 882.004925][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.005020][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.005130][ T32] r5:84553b8c r4:84553800 [ 882.005216][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.005339][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.005395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.005510][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.005569][ T32] r4:8483ac80 [ 882.005650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.005771][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.005829][ T32] r4:00000001 [ 882.005879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.005992][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.006090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.006171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.006244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.006321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.006398][ T32] r4:84839bc0 [ 882.006467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.006547][ T32] INFO: task kworker/1:496:4283 blocked for more than 459 seconds. [ 882.006626][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.006688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.006741][ T32] task:kworker/1:496 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.006873][ T32] Workqueue: events bpf_prog_free_deferred [ 882.006978][ T32] Call trace: [ 882.007086][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.007206][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:85178000 [ 882.007324][ T32] r4:85178000 [ 882.007413][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.007522][ T32] r5:85178000 r4:8291a680 [ 882.007574][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.007663][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.007764][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 882.007821][ T32] r4:00000000 [ 882.007866][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.007942][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.008020][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.008108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849433c0 [ 882.008162][ T32] r4:00000000 [ 882.008211][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.008361][ T32] r9:83018205 r8:85178000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 882.022698][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.022998][ T32] r5:00001000 r4:e0665000 [ 882.023050][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.023164][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.023265][ T32] r5:851f0b8c r4:851f0800 [ 882.023318][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.023418][ T32] r7:ddde2d80 r6:83018200 r5:851f0b8c r4:8491be80 [ 882.023469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.023581][ T32] r10:61c88647 r9:85178000 r8:8491beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.023636][ T32] r4:8491be80 [ 882.023687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.023818][ T32] r10:00000000 r9:8491be80 r8:80287e08 r7:eac75e60 r6:8491bf00 r5:85178000 [ 882.023915][ T32] r4:00000001 [ 882.023966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.024035][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 882.024099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.024158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.024213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.024304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.024392][ T32] r4:84943380 [ 882.024939][ T32] INFO: task kworker/1:496:4283 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.025054][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.025203][ T32] Workqueue: events bpf_prog_free_deferred [ 882.025329][ T32] Call trace: [ 882.025416][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.025529][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.025580][ T32] r4:00000000 [ 882.025623][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.025725][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.025792][ T32] dd20: 8ce3b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.025856][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.025911][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.025962][ T32] r5:80050013 r4:80239bb0 [ 882.026011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.026098][ T32] r4:82ac21e4 [ 882.026143][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.026235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.026293][ T32] r4:dff9ddc0 [ 882.026335][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.026388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.026428][ T32] r4:00000000 [ 882.026455][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.026512][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.026537][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.026582][ T32] r5:00001000 r4:dfb17000 [ 882.026604][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.026644][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.026688][ T32] r5:84553b8c r4:84553800 [ 882.026708][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.026781][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.026840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.026922][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.026959][ T32] r4:8483ac80 [ 882.026981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.027029][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.027082][ T32] r4:00000001 [ 882.027108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.027150][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.027179][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.027232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.027277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.027310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.027334][ T32] r4:84839bc0 [ 882.027396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.027432][ T32] INFO: task kworker/1:497:4285 blocked for more than 459 seconds. [ 882.027525][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.027565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.027590][ T32] task:kworker/1:497 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.027712][ T32] Workqueue: events bpf_prog_free_deferred [ 882.027820][ T32] Call trace: [ 882.027880][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.027943][ T32] r10:8291a684 r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:85178c00 [ 882.027967][ T32] r4:85178c00 [ 882.027989][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.028035][ T32] r5:85178c00 r4:8291a680 [ 882.028056][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.028095][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.028207][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 882.028238][ T32] r4:00000000 [ 882.028427][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.051859][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.052012][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 882.052470][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 882.052663][ T32] r7:ddde2d80 r6:83018200 r5:851f0f8c r4:8491bf80 ** 4 printk messages dropped ** [ 882.052918][ T32] r10:00000000 r9:8491bf80 r8:80287e08 r7:eac75e60 r6:84333000 r5:85178c00 ** 1 printk messages dropped ** [ 882.052973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.053014][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 882.053048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.053078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.053108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.053139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.053165][ T32] r4:849434c0 [ 882.053505][ T32] INFO: task kworker/1:497:4285 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.053543][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.053619][ T32] Workqueue: events bpf_prog_free_deferred [ 882.053688][ T32] Call trace: [ 882.053733][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.053792][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.053819][ T32] r4:00000000 [ 882.053865][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.053914][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.053946][ T32] dd20: 8d2c5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.053976][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.054027][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.054058][ T32] r5:80050013 r4:80239bb0 [ 882.054083][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.054129][ T32] r4:82ac21e4 [ 882.054151][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.054195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.054243][ T32] r4:dff9ddc0 [ 882.054272][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.054320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.054345][ T32] r4:00000000 [ 882.054365][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.054413][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.054435][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.054532][ T32] r5:00001000 r4:dfb17000 [ 882.054560][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.054603][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.054912][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 882.055114][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 7 printk messages dropped ** [ 882.055451][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 882.056018][ T32] r5:8517a400 r4:8291a680 ** 3 printk messages dropped ** [ 882.056339][ T32] r4:00000000 ** 1 printk messages dropped ** [ 882.056412][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.056449][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.056492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943ac0 [ 882.056524][ T32] r4:00000000 [ 882.056547][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.056593][ T32] r9:83018205 r8:8517a400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 882.056616][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.056667][ T32] r5:00001000 r4:e0797000 [ 882.056691][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.056733][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.056775][ T32] r5:851f1b8c r4:851f1800 [ 882.056820][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.056872][ T32] r7:ddde2d80 r6:83018200 r5:851f1b8c r4:84333080 [ 882.056919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.056973][ T32] r10:61c88647 r9:8517a400 r8:843330ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.056998][ T32] r4:84333080 [ 882.057018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.057068][ T32] r10:00000000 r9:84333080 r8:80287e08 r7:eac75e60 r6:84333100 r5:8517a400 [ 882.057093][ T32] r4:00000001 [ 882.057114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.057260][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 882.057319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.057371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.057405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.057436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.057459][ T32] r4:849435c0 [ 882.057685][ T32] INFO: task kworker/1:498:4287 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.057730][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.057791][ T32] Workqueue: events bpf_prog_free_deferred [ 882.057837][ T32] Call trace: [ 882.057869][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.057922][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.057946][ T32] r4:00000000 [ 882.058018][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.058067][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 1 printk messages dropped ** [ 882.058128][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 882.070850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 882.071310][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 882.071525][ T32] r4:00000001 ** 4 printk messages dropped ** [ 882.071787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.072156][ T32] task:kworker/1:499 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 882.072925][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 882.073438][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 882.073701][ T32] r10:61c88647 r9:8517b000 r8:843331ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.074072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.074742][ T32] Call trace: ** 5 printk messages dropped ** [ 882.075061][ T32] dd20: 8d2c5000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 882.075487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 882.076048][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.076469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.076834][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.077206][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 882.077393][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.077454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943c00 [ 882.077481][ T32] r4:00000000 [ 882.077508][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.077556][ T32] r9:83018205 r8:8517bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 882.077580][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.077622][ T32] r5:00001000 r4:e07d3000 [ 882.077643][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.077718][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.077769][ T32] r5:851f1f8c r4:851f1c00 [ 882.077827][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.077881][ T32] r7:ddde2d80 r6:83018200 r5:851f1f8c r4:84333280 [ 882.077930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.078035][ T32] r10:61c88647 r9:8517bc00 r8:843332ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.078064][ T32] r4:84333280 [ 882.078087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.078160][ T32] r10:00000000 r9:84333280 r8:80287e08 r7:eac69e60 r6:84333300 r5:8517bc00 [ 882.078237][ T32] r4:00000001 [ 882.078306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.078374][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 882.078529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.095448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.095538][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.095584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.095613][ T32] r4:84943cc0 [ 882.095957][ T32] INFO: task kworker/1:500:4291 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.095999][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.096093][ T32] Workqueue: events bpf_prog_free_deferred [ 882.096159][ T32] Call trace: [ 882.096207][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.096310][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.096364][ T32] r4:00000000 [ 882.096417][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.096473][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.096512][ T32] dd20: 8d5f8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.096570][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.096627][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.096658][ T32] r5:80050013 r4:80239bb0 [ 882.096682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.096729][ T32] r4:82ac21e4 [ 882.096786][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.096891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.096921][ T32] r4:dff9ddc0 [ 882.096968][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.097020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.097045][ T32] r4:00000000 [ 882.097077][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.097134][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.097172][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.097223][ T32] r5:00001000 r4:dfb17000 [ 882.097249][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.097292][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.097388][ T32] r5:84553b8c r4:84553800 [ 882.097415][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.097466][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.097509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.097592][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.097621][ T32] r4:8483ac80 [ 882.097643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.097694][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.097731][ T32] r4:00000001 [ 882.097756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.097795][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.097826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.097882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.097941][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.097992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.098023][ T32] r4:84839bc0 [ 882.098047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.098103][ T32] INFO: task kworker/1:501:4293 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 882.098526][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.113711][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 882.114093][ T32] r4:00000000 ** 5 printk messages dropped ** [ 882.114332][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.114605][ T32] r10:61c88647 r9:8517c800 r8:843333ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 882.115055][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 882.115094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.115127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.115216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.115254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.115282][ T32] r4:84943b40 [ 882.115620][ T32] INFO: task kworker/1:501:4293 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.115660][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.115798][ T32] Workqueue: events bpf_prog_free_deferred [ 882.115852][ T32] Call trace: [ 882.115887][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.116053][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.116110][ T32] r4:00000000 [ 882.116136][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.116185][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.116216][ T32] dd20: 8d807000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.116248][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.116304][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.116333][ T32] r5:80050013 r4:80239bb0 [ 882.116356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.116401][ T32] r4:82ac21e4 [ 882.116424][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.116483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.116516][ T32] r4:dff9ddc0 [ 882.116538][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.116583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.116624][ T32] r4:00000000 [ 882.116650][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.116733][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.116761][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.116807][ T32] r5:00001000 r4:dfb17000 [ 882.116828][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.116884][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.116962][ T32] r5:84553b8c r4:84553800 [ 882.116988][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.117065][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.117094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.117145][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.117170][ T32] r4:8483ac80 [ 882.117191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 882.117295][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.117527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 882.118082][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 882.131168][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.131404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84943c40 ** 6 printk messages dropped ** [ 882.131743][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.132007][ T32] r10:61c88647 r9:8517d400 r8:843334ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.132540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.133166][ T32] Call trace: ** 5 printk messages dropped ** [ 882.133475][ T32] dd20: 8da9d000 dfafb000 00000001 80239b98 7f151000 00000001 ** 12 printk messages dropped ** [ 882.134105][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 882.134516][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 882.134843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.135289][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.135704][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 882.136125][ T32] r9:83018205 r8:8517e000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 3 printk messages dropped ** [ 882.136298][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 882.136600][ T32] r4:84333580 ** 3 printk messages dropped ** [ 882.136827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 882.137562][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 882.138076][ T32] r4:00000000 [ 882.138107][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.138149][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.138179][ T32] dd20: 8da9d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.138210][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.138238][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.138263][ T32] r5:80050013 r4:80239bb0 [ 882.138368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.138430][ T32] r4:82ac21e4 [ 882.162421][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.162606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.162785][ T32] r4:dff9ddc0 [ 882.162818][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.162871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.162897][ T32] r4:00000000 [ 882.162920][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.162972][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.163001][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.163059][ T32] r5:00001000 r4:dfb17000 [ 882.163083][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.163140][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.163198][ T32] r5:84553b8c r4:84553800 [ 882.163237][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.163311][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.163356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.163424][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.163461][ T32] r4:8483ac80 [ 882.163484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.163542][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.163570][ T32] r4:00000001 [ 882.163591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.163631][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.163678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.163717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.163754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.163787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.163811][ T32] r4:84839bc0 [ 882.163850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.163888][ T32] INFO: task kworker/1:504:4299 blocked for more than 459 seconds. [ 882.163926][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.163954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.163979][ T32] task:kworker/1:504 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.164067][ T32] Workqueue: events bpf_prog_free_deferred [ 882.164122][ T32] Call trace: [ 882.164251][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.164341][ T32] r10:8291a684 r9:eac9dd84 r8:00000002 r7:60000013 r6:eac9dd8c r5:8517ec00 [ 882.164367][ T32] r4:8517ec00 [ 882.164400][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.164450][ T32] r5:8517ec00 r4:8291a680 [ 882.164472][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.164519][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.164565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 882.164588][ T32] r4:00000000 [ 882.164610][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.164646][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.164682][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.164724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849211c0 [ 882.164750][ T32] r4:00000000 [ 882.164771][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.164819][ T32] r9:83018205 r8:8517ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 882.164843][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.164887][ T32] r5:00001000 r4:e0825000 [ 882.164921][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.164969][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.165037][ T32] r5:851f2f8c r4:851f2c00 [ 882.165064][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.165113][ T32] r7:ddde2d80 r6:83018200 r5:851f2f8c r4:84333680 [ 882.165232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.165290][ T32] r10:61c88647 r9:8517ec00 r8:843336ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.165369][ T32] r4:84333680 [ 882.165506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.165562][ T32] r10:00000000 r9:84333680 r8:80287e08 r7:eac99e60 r6:84333700 r5:8517ec00 [ 882.165658][ T32] r4:00000001 [ 882.165683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.165798][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 882.165832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.165870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.165962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 882.166447][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 882.167188][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 882.167400][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.167784][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 882.168214][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 882.183707][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 882.184005][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.184573][ T32] r5:85179800 r4:8291a680 ** 3 printk messages dropped ** [ 882.184819][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.185012][ T32] r4:00000000 ** 5 printk messages dropped ** [ 882.185242][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.185509][ T32] r10:61c88647 r9:85179800 r8:843337ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.185817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.186521][ T32] Call trace: ** 1 printk messages dropped ** [ 882.186614][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.186641][ T32] r4:00000000 [ 882.186739][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.186864][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.186899][ T32] dd20: 8df7f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.186931][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.186986][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.187017][ T32] r5:80050013 r4:80239bb0 [ 882.187041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.187113][ T32] r4:82ac21e4 [ 882.187140][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.187186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.187210][ T32] r4:dff9ddc0 [ 882.187232][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.187277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.187303][ T32] r4:00000000 [ 882.187324][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.187371][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.187420][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.187478][ T32] r5:00001000 r4:dfb17000 [ 882.187506][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.187574][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.187625][ T32] r5:84553b8c r4:84553800 [ 882.187647][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.187723][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.187752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.187805][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.187830][ T32] r4:8483ac80 [ 882.187851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.187916][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.187945][ T32] r4:00000001 [ 882.187967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.188005][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.188058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.188093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.188147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.188187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.188216][ T32] r4:84839bc0 [ 882.188316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.188352][ T32] INFO: task kworker/1:506:4302 blocked for more than 459 seconds. [ 882.188437][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.201683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.201781][ T32] task:kworker/1:506 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.201861][ T32] Workqueue: events bpf_prog_free_deferred [ 882.202006][ T32] Call trace: [ 882.202051][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.202115][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:85170c00 [ 882.202156][ T32] r4:85170c00 [ 882.202196][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.202312][ T32] r5:85170c00 r4:8291a680 [ 882.202366][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.202418][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.202467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 882.202493][ T32] r4:00000000 [ 882.202600][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.202645][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.202712][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.202770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84921540 [ 882.202799][ T32] r4:00000000 [ 882.202848][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.202904][ T32] r9:83018205 r8:85170c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 882.202932][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.203004][ T32] r5:00001000 r4:e086b000 [ 882.203031][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.203126][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.203178][ T32] r5:851f378c r4:851f3400 [ 882.203201][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 882.203424][ T32] r10:00000000 r9:84333880 r8:80287e08 r7:eaca1e60 r6:84333900 r5:85170c00 ** 8 printk messages dropped ** [ 882.204117][ T32] INFO: task kworker/1:506:4302 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 8 printk messages dropped ** [ 882.204589][ T32] dd20: 8e2ca000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 882.205093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 882.205870][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 882.206230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.206650][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 882.206885][ T32] r4:85172400 [ 882.206937][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.206987][ T32] r5:85172400 r4:8291a680 [ 882.207059][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.207105][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.207152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 882.207176][ T32] r4:00000000 [ 882.207216][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.207262][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.207301][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.207369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84921940 [ 882.207438][ T32] r4:00000000 [ 882.207507][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.207570][ T32] r9:83018205 r8:85172400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 882.207624][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.207724][ T32] r5:00001000 r4:e4923000 [ 882.207780][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.207936][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.208096][ T32] r5:851f3f8c r4:851f3c00 [ 882.208130][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.208206][ T32] r7:ddde2d80 r6:83018200 r5:851f3f8c r4:84333980 [ 882.208254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.229159][ T32] r10:61c88647 r9:85172400 r8:843339ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.229358][ T32] r4:84333980 [ 882.229423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.229593][ T32] r10:00000000 r9:84333980 r8:80287e08 r7:eac8de60 r6:84333a00 r5:85172400 [ 882.229656][ T32] r4:00000001 [ 882.229710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.229805][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 882.229879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.229943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.230001][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.230062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.230112][ T32] r4:84921500 [ 882.230655][ T32] INFO: task kworker/1:507:4305 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.230738][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.230889][ T32] Workqueue: events bpf_prog_free_deferred [ 882.230995][ T32] Call trace: [ 882.231069][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.231182][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.231255][ T32] r4:00000000 [ 882.231317][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.231415][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.231493][ T32] dd20: 8e376000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.231581][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.231648][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.231711][ T32] r5:80050013 r4:80239bb0 [ 882.231765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.231869][ T32] r4:82ac21e4 [ 882.231924][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.232029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.232220][ T32] r4:dff9ddc0 [ 882.232313][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.232410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.232462][ T32] r4:00000000 [ 882.232514][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.232615][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.232766][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.232866][ T32] r5:00001000 r4:dfb17000 [ 882.232931][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.233015][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.233101][ T32] r5:84553b8c r4:84553800 [ 882.233146][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.233239][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.233419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.233540][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.233604][ T32] r4:8483ac80 [ 882.233655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.233760][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 3 printk messages dropped ** [ 882.234014][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 882.234768][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.235454][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.236206][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 882.236489][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 882.236980][ T32] r4:84333a80 ** 6 printk messages dropped ** [ 882.237572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 882.266938][ T32] Call trace: ** 4 printk messages dropped ** [ 882.267388][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 882.267837][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 882.268300][ T32] r4:00000000 ** 5 printk messages dropped ** [ 882.274137][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.274553][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.274637][ T32] r4:8483ac80 [ 882.274701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.274808][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.274865][ T32] r4:00000001 [ 882.274915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.275009][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.275087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.275162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.275232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.275314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.275398][ T32] r4:84839bc0 [ 882.275469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.275575][ T32] INFO: task kworker/1:509:4308 blocked for more than 459 seconds. [ 882.275663][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.275725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.275779][ T32] task:kworker/1:509 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.275914][ T32] Workqueue: events bpf_prog_free_deferred [ 882.276020][ T32] Call trace: [ 882.276101][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.276220][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:85173c00 [ 882.276332][ T32] r4:85173c00 [ 882.276387][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.276489][ T32] r5:85173c00 r4:8291a680 [ 882.276604][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.276793][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.276909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 882.276968][ T32] r4:00000000 [ 882.277019][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.277200][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.277315][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.277417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84921b40 [ 882.277474][ T32] r4:00000000 [ 882.277537][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.277642][ T32] r9:83018205 r8:85173c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 882.277697][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.277794][ T32] r5:00001000 r4:e494b000 [ 882.277843][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.277935][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.278040][ T32] r5:851fc38c r4:851fc000 [ 882.278093][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.278197][ T32] r7:ddde2d80 r6:83018200 r5:851fc38c r4:84333b80 [ 882.278251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.278398][ T32] r10:61c88647 r9:85173c00 r8:84333bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.296149][ T32] r4:84333b80 [ 882.296374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.296554][ T32] r10:00000000 r9:84333b80 r8:80287e08 r7:eaca9e60 r6:84333c00 r5:85173c00 ** 4 printk messages dropped ** [ 882.297007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 882.298184][ T32] Call trace: ** 6 printk messages dropped ** [ 882.313182][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 12 printk messages dropped ** [ 882.314173][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 882.315096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 882.315704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 882.316516][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 882.317145][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.317476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84921d40 ** 6 printk messages dropped ** [ 882.318051][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.337773][ T32] r10:00000000 r9:84333c80 r8:80287e08 r7:eacb1e60 r6:84333d00 r5:85174800 ** 6 printk messages dropped ** [ 882.343126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 882.344394][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 6 printk messages dropped ** [ 882.344879][ T32] r5:80050013 r4:80239bb0 [ 882.344930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.345034][ T32] r4:82ac21e4 [ 882.345088][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.345193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.345253][ T32] r4:dff9ddc0 [ 882.345309][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.345413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.345471][ T32] r4:00000000 [ 882.345536][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.345647][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.345703][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.345806][ T32] r5:00001000 r4:dfb17000 [ 882.345886][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.345991][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.346095][ T32] r5:84553b8c r4:84553800 [ 882.346169][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.346294][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.346353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.346467][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.346535][ T32] r4:8483ac80 [ 882.346607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.346726][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.346802][ T32] r4:00000001 [ 882.346876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.346970][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.347036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.347105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.347176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.347268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.347326][ T32] r4:84839bc0 [ 882.347383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.347452][ T32] INFO: task kworker/1:511:4313 blocked for more than 459 seconds. [ 882.347577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.347677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.347766][ T32] task:kworker/1:511 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.347889][ T32] Workqueue: events bpf_prog_free_deferred [ 882.347989][ T32] Call trace: [ 882.348095][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.348209][ T32] r10:8291a684 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:85171800 [ 882.348315][ T32] r4:85171800 [ 882.348372][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.367137][ T32] r5:85171800 r4:8291a680 [ 882.367251][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.367427][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.367554][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 882.367646][ T32] r4:00000000 [ 882.367708][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.367820][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.367924][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.368036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84921e00 [ 882.368099][ T32] r4:00000000 [ 882.368151][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.368306][ T32] r9:83018205 r8:85171800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 882.368449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.374183][ T32] r5:00001000 r4:eaadb000 [ 882.374325][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.374471][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.374591][ T32] r5:851fcb8c r4:851fc800 [ 882.374645][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.374759][ T32] r7:ddde2d80 r6:83018200 r5:851fcb8c r4:84333d80 [ 882.374815][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.374962][ T32] r10:61c88647 r9:85171800 r8:84333dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.375059][ T32] r4:84333d80 [ 882.375120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.375233][ T32] r10:00000000 r9:84333d80 r8:80287e08 r7:eacb5e60 r6:84333e00 r5:85171800 [ 882.375298][ T32] r4:00000001 [ 882.375351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.375445][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 882.375523][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.375590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.375648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.375713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.375768][ T32] r4:84921d00 [ 882.376376][ T32] INFO: task kworker/1:511:4313 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.376487][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.376694][ T32] Workqueue: events bpf_prog_free_deferred [ 882.376837][ T32] Call trace: [ 882.376997][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.377133][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.377196][ T32] r4:00000000 [ 882.377252][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.377356][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 882.377855][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.378283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 6 printk messages dropped ** [ 882.397760][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.403963][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 882.404799][ T32] INFO: task kworker/1:512:4315 blocked for more than 459 seconds. ** 11 printk messages dropped ** [ 882.405898][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.406721][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 882.406986][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 882.407753][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.408208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 882.430754][ T32] r4:00000000 ** 3 printk messages dropped ** [ 882.431065][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 882.431786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 882.432786][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 6 printk messages dropped ** [ 882.433216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 882.434113][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.434168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.434219][ T32] task:kworker/1:513 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.434363][ T32] Workqueue: events bpf_prog_free_deferred [ 882.434465][ T32] Call trace: [ 882.434545][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.434652][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:84964800 [ 882.434710][ T32] r4:84964800 [ 882.434760][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.434864][ T32] r5:84964800 r4:8291a680 [ 882.434917][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.435009][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.435113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 882.435171][ T32] r4:00000000 [ 882.435221][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.435313][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.435401][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.435508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522a000 [ 882.435588][ T32] r4:00000000 [ 882.435649][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.435760][ T32] r9:83018205 r8:84964800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 882.435836][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.435946][ T32] r5:00001000 r4:eab43000 [ 882.436016][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.436138][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.436243][ T32] r5:851fd38c r4:851fd000 [ 882.436336][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.436446][ T32] r7:ddde2d80 r6:83018200 r5:851fd38c r4:84333f00 [ 882.436508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.436641][ T32] r10:61c88647 r9:84964800 r8:84333f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.436726][ T32] r4:84333f00 [ 882.436784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.436894][ T32] r10:00000000 r9:84333f00 r8:80287e08 r7:eacc1e60 r6:842ac780 r5:84964800 [ 882.436955][ T32] r4:00000001 [ 882.437004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.437127][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 882.437215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.437292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.437360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.437433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.437483][ T32] r4:84921f80 [ 882.437856][ T32] INFO: task kworker/1:513:4317 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.437951][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.438080][ T32] Workqueue: events bpf_prog_free_deferred [ 882.438182][ T32] Call trace: [ 882.438252][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.438368][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.461085][ T32] r4:00000000 [ 882.461301][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.461463][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.461558][ T32] dd20: 8f0fe000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.461674][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.461753][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.461820][ T32] r5:80050013 r4:80239bb0 [ 882.461892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.462004][ T32] r4:82ac21e4 [ 882.462059][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.462165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.462233][ T32] r4:dff9ddc0 [ 882.462320][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.462418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.462534][ T32] r4:00000000 [ 882.462608][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.462723][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.462774][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.462885][ T32] r5:00001000 r4:dfb17000 [ 882.462935][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.463012][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 882.463336][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 882.463923][ T32] r4:00000001 [ 882.463975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.464060][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.464128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.464214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.464345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.464450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.464517][ T32] r4:84839bc0 [ 882.464574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.464637][ T32] INFO: task kworker/1:514:4319 blocked for more than 459 seconds. [ 882.464709][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.464798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.464871][ T32] task:kworker/1:514 state:D stack:0 pid:4319 tgid:4319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.464996][ T32] Workqueue: events bpf_prog_free_deferred [ 882.465086][ T32] Call trace: [ 882.465274][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.465419][ T32] r10:8291a684 r9:eacd9d84 r8:00000002 r7:60000013 r6:eacd9d8c r5:85196c00 [ 882.465486][ T32] r4:85196c00 [ 882.465549][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.465654][ T32] r5:85196c00 r4:8291a680 [ 882.465708][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.465834][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.465958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 882.466034][ T32] r4:00000000 [ 882.466093][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.466200][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.466295][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.466425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522a140 [ 882.466492][ T32] r4:00000000 [ 882.466574][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.466686][ T32] r9:83018205 r8:85196c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 882.466764][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.466874][ T32] r5:00001000 r4:eaccd000 [ 882.466924][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.467007][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.467097][ T32] r5:851fd78c r4:851fd400 [ 882.467161][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.467278][ T32] r7:ddde2d80 r6:83018200 r5:851fd78c r4:84333f80 [ 882.467331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 882.467494][ T32] r4:84333f80 ** 4 printk messages dropped ** [ 882.467904][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) ** 7 printk messages dropped ** [ 882.500380][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 882.501142][ T32] dd20: 8f44b000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 882.502044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 882.502808][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 882.503449][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 882.503920][ T32] INFO: task kworker/1:515:4320 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 882.504702][ T32] r4:84ab0000 ** 4 printk messages dropped ** [ 882.505196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 ** 9 printk messages dropped ** [ 882.506021][ T32] r5:00001000 r4:eaceb000 ** 1 printk messages dropped ** [ 882.506173][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 882.507020][ T32] r4:00000001 ** 5 printk messages dropped ** [ 882.507397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 882.530321][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 882.531075][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 882.531486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 882.532511][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 882.532915][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 882.533618][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.534125][ T32] r5:84ab0c00 r4:8291a680 ** 5 printk messages dropped ** [ 882.534592][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 882.534839][ T32] r4:00000000 [ 882.534893][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.534999][ T32] r9:83018005 r8:84ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 882.535054][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.535157][ T32] r5:00001000 r4:eace5000 [ 882.535209][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.535303][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.535402][ T32] r5:850aa38c r4:850aa000 [ 882.535453][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.535569][ T32] r7:dddced80 r6:83018000 r5:850aa38c r4:842ac980 [ 882.535622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.535732][ T32] r10:61c88647 r9:84ab0c00 r8:842ac9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.535789][ T32] r4:842ac980 [ 882.535838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.535944][ T32] r10:00000000 r9:842ac980 r8:80287e08 r7:eab95e60 r6:842aca00 r5:84ab0c00 [ 882.536003][ T32] r4:00000001 [ 882.536052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.536140][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 882.536205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.536327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.536441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.536549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.536615][ T32] r4:8522f480 [ 882.537211][ T32] INFO: task kworker/0:88:4323 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.537287][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.537481][ T32] Workqueue: events bpf_prog_free_deferred [ 882.537610][ T32] Call trace: [ 882.537688][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.537813][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.538487][ T32] r4:00000000 [ 882.557619][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.557720][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.557759][ T32] dd20: 8f774000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.557792][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.557821][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.558023][ T32] r5:80050013 r4:80239bb0 [ 882.558058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.558111][ T32] r4:82ac21e4 [ 882.558134][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.558212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.558244][ T32] r4:dff9ddc0 [ 882.558267][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.558314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.558382][ T32] r4:00000000 [ 882.571883][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.571991][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.572088][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.572154][ T32] r5:00001000 r4:dfb17000 [ 882.572181][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.572298][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.572363][ T32] r5:84553b8c r4:84553800 [ 882.572394][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.572506][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.572569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.572662][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.572711][ T32] r4:8483ac80 [ 882.572766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.572837][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.572863][ T32] r4:00000001 [ 882.572885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.572925][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.572960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.572993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.573053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.573091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.573116][ T32] r4:84839bc0 [ 882.573143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.573189][ T32] INFO: task kworker/1:516:4325 blocked for more than 459 seconds. [ 882.573228][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.573256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 882.573540][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.574010][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 882.574346][ T32] r9:83018205 r8:84ab1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 882.574529][ T32] r5:851fe38c r4:851fe000 ** 3 printk messages dropped ** [ 882.574714][ T32] r10:61c88647 r9:84ab1800 r8:8523022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 882.575030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 882.575741][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 882.576103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 882.576420][ T32] r5:00001000 r4:dfb17000 [ 882.576448][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.576494][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.576549][ T32] r5:84553b8c r4:84553800 [ 882.576572][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.576623][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.576647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.576697][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.576721][ T32] r4:8483ac80 [ 882.576743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.576792][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.576816][ T32] r4:00000001 [ 882.576837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.576895][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.576930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.577007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.577040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.577071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.577095][ T32] r4:84839bc0 [ 882.577116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.577143][ T32] INFO: task kworker/0:89:4327 blocked for more than 459 seconds. [ 882.577175][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.577203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.577227][ T32] task:kworker/0:89 state:D stack:0 pid:4327 tgid:4327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.577276][ T32] Workqueue: events bpf_prog_free_deferred [ 882.577326][ T32] Call trace: [ 882.577362][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.577413][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:84ab2400 [ 882.577436][ T32] r4:84ab2400 [ 882.577458][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.577510][ T32] r5:84ab2400 r4:8291a680 [ 882.577533][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.577573][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.577644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 882.577675][ T32] r4:00000000 [ 882.577697][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.577735][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.577772][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.577816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522f640 [ 882.577841][ T32] r4:00000000 [ 882.577864][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.577911][ T32] r9:83018005 r8:84ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 882.577934][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.577977][ T32] r5:00001000 r4:eacf1000 [ 882.577998][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.578041][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.578107][ T32] r5:850aa78c r4:850aa400 [ 882.578134][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.578183][ T32] r7:dddced80 r6:83018000 r5:850aa78c r4:842aca80 [ 882.578281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.578361][ T32] r10:61c88647 r9:84ab2400 r8:842acaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.578417][ T32] r4:842aca80 [ 882.578452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.590668][ T32] r10:00000000 r9:842aca80 r8:80287e08 r7:eab95e60 r6:842acb00 r5:84ab2400 [ 882.590781][ T32] r4:00000001 [ 882.590811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.590878][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 882.590914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.590945][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.590990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.591033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.591073][ T32] r4:8522f480 [ 882.591414][ T32] INFO: task kworker/0:89:4327 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.591458][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.591543][ T32] Workqueue: events bpf_prog_free_deferred [ 882.591598][ T32] Call trace: [ 882.591662][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.591722][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.591749][ T32] r4:00000000 [ 882.591771][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.591834][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.591870][ T32] dd20: 8fb6d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.591901][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.591929][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.591979][ T32] r5:80050013 r4:80239bb0 [ 882.592007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.592104][ T32] r4:82ac21e4 [ 882.592132][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.592205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.592234][ T32] r4:dff9ddc0 [ 882.592259][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.592336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.592361][ T32] r4:00000000 [ 882.592381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.592430][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 3 printk messages dropped ** [ 882.592572][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 882.592886][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 882.593180][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 882.593432][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.593739][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 882.594260][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.594519][ T32] r5:851fef8c r4:851fec00 ** 1 printk messages dropped ** [ 882.594621][ T32] r7:ddde2d80 r6:83018200 r5:851fef8c r4:85230280 ** 4 printk messages dropped ** [ 882.594809][ T32] r10:00000000 r9:85230280 r8:80287e08 r7:eacd1e60 r6:842acb80 r5:84ab3000 ** 5 printk messages dropped ** [ 882.595042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 882.595449][ T32] Call trace: [ 882.595486][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.595642][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.595686][ T32] r4:00000000 [ 882.595708][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.595753][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.595787][ T32] dd20: 8fb6d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.595822][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.595850][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.595897][ T32] r5:80050013 r4:80239bb0 [ 882.595926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.595997][ T32] r4:82ac21e4 [ 882.596049][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.596100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.596128][ T32] r4:dff9ddc0 [ 882.596150][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.596220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.596259][ T32] r4:00000000 [ 882.596390][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.596444][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.596468][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.596514][ T32] r5:00001000 r4:dfb17000 [ 882.596536][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.596576][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.596684][ T32] r5:84553b8c r4:84553800 [ 882.596710][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.596761][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.597309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.597368][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.597395][ T32] r4:8483ac80 [ 882.597417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.597465][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.597490][ T32] r4:00000001 [ 882.597511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.597681][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.597714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.597744][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.597774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.597806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 882.598079][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.598383][ T32] r5:84ab3c00 r4:8291a680 ** 5 printk messages dropped ** [ 882.619620][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 882.620227][ T32] r5:850abb8c r4:850ab800 [ 882.620289][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 882.620497][ T32] r10:61c88647 r9:84ab3c00 r8:842acc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.620944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 882.621731][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.622028][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 882.622602][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.623093][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 882.623310][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 882.623750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.624146][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.624576][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 882.625223][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 882.625472][ T32] r10:61c88647 r9:84ab4800 r8:842acd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 882.625749][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 882.626371][ T32] Workqueue: events bpf_prog_free_deferred [ 882.626423][ T32] Call trace: [ 882.626457][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.626513][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.626540][ T32] r4:00000000 [ 882.626562][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.626604][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.626635][ T32] dd20: 8ff2c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.626666][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.626813][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.626929][ T32] r5:80050013 r4:80239bb0 [ 882.627038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.627087][ T32] r4:82ac21e4 [ 882.627110][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.627156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.627180][ T32] r4:dff9ddc0 [ 882.627200][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.627251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.627278][ T32] r4:00000000 [ 882.627300][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.627347][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.627370][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.627414][ T32] r5:00001000 r4:dfb17000 [ 882.627435][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.627474][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.627517][ T32] r5:84553b8c r4:84553800 [ 882.627539][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.627588][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.627612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.627661][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.627685][ T32] r4:8483ac80 [ 882.627788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.627842][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.627899][ T32] r4:00000001 [ 882.627924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.627963][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.627992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.628024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.628054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.628184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.628214][ T32] r4:84839bc0 [ 882.628235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.628294][ T32] INFO: task kworker/0:92:4334 blocked for more than 459 seconds. [ 882.628330][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.628356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.663483][ T32] task:kworker/0:92 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.663781][ T32] Workqueue: events bpf_prog_free_deferred [ 882.663929][ T32] Call trace: [ 882.664018][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.664183][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:84ab5400 [ 882.664316][ T32] r4:84ab5400 [ 882.664384][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.664492][ T32] r5:84ab5400 r4:8291a680 [ 882.664554][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.664673][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.664787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 882.664846][ T32] r4:00000000 [ 882.664901][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.664989][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.665086][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.665188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522fe80 [ 882.665343][ T32] r4:00000000 [ 882.665420][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.665541][ T32] r9:83018005 r8:84ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 882.665603][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.665764][ T32] r5:00001000 r4:dfead000 [ 882.665823][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.665910][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.666004][ T32] r5:850ab78c r4:850ab400 [ 882.666071][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.666181][ T32] r7:dddced80 r6:83018000 r5:850ab78c r4:842ace00 [ 882.666262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.666385][ T32] r10:61c88647 r9:84ab5400 r8:842ace2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.666455][ T32] r4:842ace00 [ 882.666504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.666621][ T32] r10:00000000 r9:842ace00 r8:80287e08 r7:eacfde60 r6:842ace80 r5:84ab5400 [ 882.666676][ T32] r4:00000001 [ 882.666721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.666806][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 882.666874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.666942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.667006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.667072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.667139][ T32] r4:8522f840 [ 882.667705][ T32] INFO: task kworker/0:92:4334 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.667790][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.667925][ T32] Workqueue: events bpf_prog_free_deferred [ 882.668068][ T32] Call trace: [ 882.668145][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.668296][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.686730][ T32] r4:00000000 [ 882.686935][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.687091][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.687178][ T32] dd20: 9057a000 dfafb000 00000001 80239b98 7f151000 00000001 ** 1 printk messages dropped ** [ 882.687372][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 882.688029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 882.700111][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 882.700625][ T32] r4:00000001 ** 6 printk messages dropped ** [ 882.701158][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 882.702019][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.702810][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 882.703409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522aa80 ** 4 printk messages dropped ** [ 882.703804][ T32] r5:00001000 r4:df9d3000 [ 882.703862][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.703956][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.704045][ T32] r5:851fe78c r4:851fe400 [ 882.704110][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.704237][ T32] r7:ddde2d80 r6:83018200 r5:851fe78c r4:85230300 [ 882.704336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.704448][ T32] r10:61c88647 r9:84ab6000 r8:8523032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.704507][ T32] r4:85230300 [ 882.704558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.704697][ T32] r10:00000000 r9:85230300 r8:80287e08 r7:eacbde60 r6:842acf00 r5:84ab6000 [ 882.704763][ T32] r4:00000001 [ 882.704814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.704901][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 882.704973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.705084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.705161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.705229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.705300][ T32] r4:8522a7c0 [ 882.705849][ T32] INFO: task kworker/1:518:4335 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.705931][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.706060][ T32] Workqueue: events bpf_prog_free_deferred [ 882.706182][ T32] Call trace: [ 882.706265][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.706408][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.706481][ T32] r4:00000000 [ 882.706531][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.706623][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.706690][ T32] dd20: 905eb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.706787][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.706863][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.706922][ T32] r5:80050013 r4:80239bb0 [ 882.706973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.707068][ T32] r4:82ac21e4 [ 882.707116][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.707214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.707279][ T32] r4:dff9ddc0 [ 882.707327][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.707445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.707508][ T32] r4:00000000 [ 882.707561][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.707667][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.707716][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.707826][ T32] r5:00001000 r4:dfb17000 [ 882.707882][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.707968][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.708108][ T32] r5:84553b8c r4:84553800 [ 882.708169][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.708318][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.726123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.726307][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.726341][ T32] r4:8483ac80 [ 882.726366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.726447][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.726479][ T32] r4:00000001 [ 882.726528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.726603][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.726644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.726676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.726715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.726748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.726774][ T32] r4:84839bc0 [ 882.726801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.726834][ T32] INFO: task kworker/1:519:4338 blocked for more than 459 seconds. [ 882.726895][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.726928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.726978][ T32] task:kworker/1:519 state:D stack:0 pid:4338 tgid:4338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.727053][ T32] Workqueue: events bpf_prog_free_deferred [ 882.727107][ T32] Call trace: [ 882.727184][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.727247][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:85176c00 [ 882.727319][ T32] r4:85176c00 [ 882.727345][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.727418][ T32] r5:85176c00 r4:8291a680 [ 882.727445][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.727487][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.727534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 882.727582][ T32] r4:00000000 [ 882.727610][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.727650][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.727800][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.727928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8522ab00 ** 6 printk messages dropped ** [ 882.728236][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.728317][ T32] r5:851feb8c r4:851fe800 ** 3 printk messages dropped ** [ 882.741308][ T32] r10:61c88647 r9:85176c00 r8:852303ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.741884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.742585][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 882.743034][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 882.743301][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 882.744003][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 882.744517][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 882.744841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 882.745493][ T32] r5:85176000 r4:8291a680 ** 5 printk messages dropped ** [ 882.745804][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.745848][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.745912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84830280 [ 882.745941][ T32] r4:00000000 [ 882.745989][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.746044][ T32] r9:83018205 r8:85176000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 882.746068][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.746111][ T32] r5:00001000 r4:e4959000 [ 882.746139][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.746213][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.746273][ T32] r5:851ffb8c r4:851ff800 [ 882.746297][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.746350][ T32] r7:ddde2d80 r6:83018200 r5:851ffb8c r4:85230480 [ 882.746374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.746426][ T32] r10:61c88647 r9:85176000 r8:852304ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.746452][ T32] r4:85230480 [ 882.746501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.746555][ T32] r10:00000000 r9:85230480 r8:80287e08 r7:eacbde60 r6:85230500 r5:85176000 [ 882.746580][ T32] r4:00000001 [ 882.746601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.746666][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 882.746712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.746780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.746841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.746886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.746932][ T32] r4:8522acc0 [ 882.747227][ T32] INFO: task kworker/1:520:4341 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.747291][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.747412][ T32] Workqueue: events bpf_prog_free_deferred [ 882.747546][ T32] Call trace: [ 882.747697][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.747789][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.747829][ T32] r4:00000000 [ 882.747852][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.747920][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.747958][ T32] dd20: 90cdb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.748016][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.748048][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.748074][ T32] r5:80050013 r4:80239bb0 [ 882.748102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.748156][ T32] r4:82ac21e4 [ 882.748177][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.748223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.748248][ T32] r4:dff9ddc0 [ 882.748324][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.748385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.771131][ T32] r4:00000000 [ 882.771304][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.771400][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.771485][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.771614][ T32] r5:00001000 r4:dfb17000 [ 882.771667][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.771726][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.771774][ T32] r5:84553b8c r4:84553800 [ 882.771796][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.771872][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.771936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.772018][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.772048][ T32] r4:8483ac80 [ 882.772108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.772161][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.772185][ T32] r4:00000001 [ 882.772257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.772346][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.772381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.772413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.772517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.772564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.772589][ T32] r4:84839bc0 [ 882.772616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.772661][ T32] INFO: task kworker/1:521:4342 blocked for more than 459 seconds. [ 882.772719][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.772750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.772775][ T32] task:kworker/1:521 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.772860][ T32] Workqueue: events bpf_prog_free_deferred [ 882.772917][ T32] Call trace: [ 882.772987][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.773077][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:85170000 [ 882.773126][ T32] r4:85170000 [ 882.773151][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.773201][ T32] r5:85170000 r4:8291a680 [ 882.773239][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.773298][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.773374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 882.773406][ T32] r4:00000000 [ 882.773454][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.773531][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.773575][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 882.773865][ T32] r5:00001000 r4:e0525000 ** 2 printk messages dropped ** [ 882.773975][ T32] r5:851ff38c r4:851ff000 ** 1 printk messages dropped ** [ 882.774042][ T32] r7:ddde2d80 r6:83018200 r5:851ff38c r4:85230580 ** 7 printk messages dropped ** [ 882.774368][ T32] Exception stack(0xead21fb0 to 0xead21ff8) ** 7 printk messages dropped ** [ 882.775110][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.775473][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 8 printk messages dropped ** [ 882.775808][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 882.776065][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 882.776432][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.776456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.776507][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.776546][ T32] r4:8483ac80 [ 882.776586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.776640][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.776789][ T32] r4:00000001 [ 882.776856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.776898][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.776946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.776993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.777027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.777086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.777115][ T32] r4:84839bc0 [ 882.777162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.777195][ T32] INFO: task kworker/0:93:4345 blocked for more than 459 seconds. [ 882.777229][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.777270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.777297][ T32] task:kworker/0:93 state:D stack:0 pid:4345 tgid:4345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.777377][ T32] Workqueue: events bpf_prog_free_deferred [ 882.777466][ T32] Call trace: [ 882.777541][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.777597][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:84965400 [ 882.777623][ T32] r4:84965400 [ 882.777651][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.777698][ T32] r5:84965400 r4:8291a680 [ 882.777720][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.777760][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.777806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 882.777878][ T32] r4:00000000 [ 882.777905][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.777944][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.778003][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 882.778102][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.789588][ T32] r5:844a7b8c r4:844a7800 [ 882.789613][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 882.789775][ T32] r10:61c88647 r9:84965400 r8:842acfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 882.790274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.791186][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 882.791651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 882.792103][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 882.792691][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 882.793055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 882.793496][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000113 r6:eac19d8c r5:84a60c00 ** 6 printk messages dropped ** [ 882.793912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.794086][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.794452][ T32] r5:850abf8c r4:850abc00 ** 1 printk messages dropped ** [ 882.794595][ T32] r7:dddced80 r6:83018000 r5:850abf8c r4:8522b080 ** 5 printk messages dropped ** [ 882.794950][ T32] r4:00000001 ** 4 printk messages dropped ** [ 882.795127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 882.796354][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 7 printk messages dropped ** [ 882.796964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 882.797622][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.798123][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 882.827295][ T32] r4:8483ac80 [ 882.827324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.827405][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.827431][ T32] r4:00000001 [ 882.827467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.827524][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.827633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.827697][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.827847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.827885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.827911][ T32] r4:84839bc0 [ 882.827938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.828042][ T32] INFO: task kworker/0:95:4350 blocked for more than 459 seconds. [ 882.828086][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.828113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.828138][ T32] task:kworker/0:95 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.828375][ T32] Workqueue: events bpf_prog_free_deferred [ 882.836010][ T32] Call trace: [ 882.836157][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.836340][ T32] r10:8291a684 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:84a61800 [ 882.836427][ T32] r4:84a61800 [ 882.836479][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.836591][ T32] r5:84a61800 r4:8291a680 [ 882.836644][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.836743][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.836854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 882.836941][ T32] r4:00000000 [ 882.837018][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.837145][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.837231][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.837333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6140 [ 882.837386][ T32] r4:00000000 [ 882.837429][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.837528][ T32] r9:83018005 r8:84a61800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 882.837584][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.837680][ T32] r5:00001000 r4:e00bb000 [ 882.837724][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.837840][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.837945][ T32] r5:844a778c r4:844a7400 [ 882.838008][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.838111][ T32] r7:dddced80 r6:83018000 r5:844a778c r4:8522b180 [ 882.838158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.838263][ T32] r10:61c88647 r9:84a61800 r8:8522b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.838318][ T32] r4:8522b180 [ 882.838436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.849573][ T32] r10:00000000 r9:8522b180 r8:80287e08 r7:ead2de60 r6:8522b200 r5:84a61800 [ 882.849673][ T32] r4:00000001 [ 882.849730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.849856][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 882.849930][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 882.850001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.850067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.850137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.850195][ T32] r4:851e6380 [ 882.850777][ T32] INFO: task kworker/0:95:4350 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.850856][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.851037][ T32] Workqueue: events bpf_prog_free_deferred [ 882.851147][ T32] Call trace: [ 882.851278][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.851392][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.851466][ T32] r4:00000000 [ 882.851569][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.851663][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.851729][ T32] dd20: 9197c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.851799][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.851861][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.851919][ T32] r5:80050013 r4:80239bb0 [ 882.851989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.852123][ T32] r4:82ac21e4 [ 882.852178][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.852315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.852374][ T32] r4:dff9ddc0 [ 882.852420][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.852522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 882.853209][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 882.853594][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 882.854011][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.854079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.854147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.854229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.854308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.854362][ T32] r4:84839bc0 [ 882.854432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.854510][ T32] INFO: task kworker/0:96:4351 blocked for more than 459 seconds. [ 882.854587][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.854644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.854696][ T32] task:kworker/0:96 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.854827][ T32] Workqueue: events bpf_prog_free_deferred [ 882.854945][ T32] Call trace: [ 882.855044][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.855206][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:84a62400 [ 882.855282][ T32] r4:84a62400 [ 882.855334][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.855430][ T32] r5:84a62400 r4:8291a680 [ 882.855481][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.855582][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.855697][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 882.855783][ T32] r4:00000000 [ 882.855840][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.855923][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.856023][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.856138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4000 [ 882.856220][ T32] r4:00000000 [ 882.856326][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.856434][ T32] r9:83018005 r8:84a62400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 882.856488][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.856597][ T32] r5:00001000 r4:eaa7d000 [ 882.856662][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.856765][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.856859][ T32] r5:851c4b8c r4:851c4800 [ 882.856907][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.857005][ T32] r7:dddced80 r6:83018000 r5:851c4b8c r4:8522b280 [ 882.857059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.857161][ T32] r10:61c88647 r9:84a62400 r8:8522b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 882.857237][ T32] r4:8522b280 [ 882.857313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.857420][ T32] r10:00000000 r9:8522b280 r8:80287e08 r7:ead2de60 r6:8522b300 r5:84a62400 [ 882.857475][ T32] r4:00000001 [ 882.857529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.857611][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 882.857677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.857761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.857840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.857915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.857985][ T32] r4:851e6380 [ 882.858329][ T32] INFO: task kworker/0:96:4351 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.882424][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.882748][ T32] Workqueue: events bpf_prog_free_deferred [ 882.882883][ T32] Call trace: [ 882.882961][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.883108][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.883177][ T32] r4:00000000 [ 882.883228][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.883322][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.883447][ T32] dd20: 91b3f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.883555][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.883621][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.883679][ T32] r5:80050013 r4:80239bb0 [ 882.883758][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.883899][ T32] r4:82ac21e4 [ 882.883958][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 882.884193][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 882.884769][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 882.885422][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 882.886084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.886788][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 882.887412][ T32] r5:84a63000 r4:8291a680 ** 3 printk messages dropped ** [ 882.887789][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.888335][ T32] r4:00000000 ** 5 printk messages dropped ** [ 882.908240][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 882.909278][ T32] r7:dddced80 r6:83018000 r5:851c438c r4:8522b380 ** 4 printk messages dropped ** [ 882.909539][ T32] r10:00000000 r9:8522b380 r8:80287e08 r7:ead25e60 r6:8522b400 r5:84a63000 ** 9 printk messages dropped ** [ 882.910378][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 882.911029][ T32] r4:00000000 [ 882.911092][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.911178][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.911210][ T32] dd20: 91c93000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.911242][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.911287][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.911320][ T32] r5:80050013 r4:80239bb0 [ 882.911368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.911422][ T32] r4:82ac21e4 [ 882.911475][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.911541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.911568][ T32] r4:dff9ddc0 [ 882.911616][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.911690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.911750][ T32] r4:00000000 [ 882.911794][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.911871][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.911897][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.911963][ T32] r5:00001000 r4:dfb17000 [ 882.911992][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.912036][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.912111][ T32] r5:84553b8c r4:84553800 [ 882.912133][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.912183][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.912208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.912316][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.912350][ T32] r4:8483ac80 [ 882.912372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.912429][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.912457][ T32] r4:00000001 [ 882.912477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.912545][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.912579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.912610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.912640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.912671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.912719][ T32] r4:84839bc0 [ 882.912771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.912808][ T32] INFO: task kworker/1:522:4355 blocked for more than 459 seconds. [ 882.912844][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.912870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.912958][ T32] task:kworker/1:522 state:D stack:0 pid:4355 tgid:4355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.913016][ T32] Workqueue: events bpf_prog_free_deferred [ 882.913096][ T32] Call trace: [ 882.913134][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.913185][ T32] r10:8291a684 r9:ead41d84 r8:00000002 r7:60000013 r6:ead41d8c r5:84a63c00 [ 882.913211][ T32] r4:84a63c00 [ 882.913282][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.913335][ T32] r5:84a63c00 r4:8291a680 [ 882.913357][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.913428][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.913478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead41e08 [ 882.913533][ T32] r4:00000000 [ 882.913562][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.913601][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.913642][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.913744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84830000 [ 882.913800][ T32] r4:00000000 [ 882.913826][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.913876][ T32] r9:83018205 r8:84a63c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 882.913900][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.913944][ T32] r5:00001000 r4:e077d000 [ 882.913965][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.914024][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.914123][ T32] r5:851ff78c r4:851ff400 [ 882.914156][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 882.914287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 882.914847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 882.915506][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 882.916014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 6 printk messages dropped ** [ 882.916212][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 882.916743][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.916792][ T32] r4:00000001 [ 882.916820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.916872][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.916969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.917005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.917048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.917083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.917135][ T32] r4:84839bc0 [ 882.917172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.917231][ T32] INFO: task kworker/1:523:4358 blocked for more than 459 seconds. [ 882.917274][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.917301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 882.917325][ T32] task:kworker/1:523 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.917413][ T32] Workqueue: events bpf_prog_free_deferred [ 882.917506][ T32] Call trace: [ 882.917542][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 882.917656][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000013 r6:ead45d8c r5:84a64800 [ 882.917700][ T32] r4:84a64800 [ 882.917831][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 882.917908][ T32] r5:84a64800 r4:8291a680 [ 882.917977][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 882.918025][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 882.918072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 882.918121][ T32] r4:00000000 [ 882.918149][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 882.918200][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 882.918242][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.918293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6580 [ 882.918328][ T32] r4:00000000 [ 882.918435][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.940095][ T32] r9:83018205 r8:84a64800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 882.940174][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.940322][ T32] r5:00001000 r4:e07b9000 [ 882.940381][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.940474][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.940560][ T32] r5:844b7f8c r4:844b7c00 [ 882.940600][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.940685][ T32] r7:ddde2d80 r6:83018200 r5:844b7f8c r4:85230700 [ 882.940731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.940818][ T32] r10:61c88647 r9:84a64800 r8:8523072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.940861][ T32] r4:85230700 [ 882.940912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.940999][ T32] r10:00000000 r9:85230700 r8:80287e08 r7:eac11e60 r6:8522b500 r5:84a64800 [ 882.941038][ T32] r4:00000001 [ 882.941075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.941138][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 882.941189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 882.941284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.941339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.941408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.941464][ T32] r4:84830180 [ 882.941993][ T32] INFO: task kworker/1:523:4358 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.942054][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.942195][ T32] Workqueue: events bpf_prog_free_deferred [ 882.942281][ T32] Call trace: [ 882.942406][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.942535][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.942618][ T32] r4:00000000 [ 882.942672][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.942765][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.942836][ T32] dd20: 920db000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.942973][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.943046][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.943102][ T32] r5:80050013 r4:80239bb0 [ 882.943151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.943243][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 882.943414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 882.944009][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 882.944605][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 882.945190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 882.945851][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 882.946593][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 882.947417][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 882.947789][ T32] r5:851fff8c r4:851ffc00 ** 3 printk messages dropped ** [ 882.948165][ T32] r10:61c88647 r9:84a65400 r8:852307ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 882.970713][ T32] Exception stack(0xead49fb0 to 0xead49ff8) [ 882.970796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 882.970863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.970918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.970978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.971023][ T32] r4:84830100 [ 882.971563][ T32] INFO: task kworker/1:524:4359 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 882.971639][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 882.971773][ T32] Workqueue: events bpf_prog_free_deferred [ 882.971889][ T32] Call trace: [ 882.971948][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 882.972078][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 882.972137][ T32] r4:00000000 [ 882.972203][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 882.972308][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 882.972360][ T32] dd20: 9238f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 882.972413][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 882.972458][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 882.972510][ T32] r5:80050013 r4:80239bb0 [ 882.972574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 882.972654][ T32] r4:82ac21e4 [ 882.972693][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 882.972769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 882.972811][ T32] r4:dff9ddc0 [ 882.972869][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 882.972972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 882.973051][ T32] r4:00000000 [ 882.973109][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 882.973210][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 882.973279][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 882.973379][ T32] r5:00001000 r4:dfb17000 [ 882.973433][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 882.973553][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 882.973665][ T32] r5:84553b8c r4:84553800 [ 882.973720][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 882.973826][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 882.973892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 882.974028][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 882.974097][ T32] r4:8483ac80 [ 882.974160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 882.974296][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 882.974361][ T32] r4:00000001 [ 882.974411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 882.974492][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 882.974567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 882.974637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 882.974703][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 882.974766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 882.974823][ T32] r4:84839bc0 [ 882.974896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 882.974980][ T32] INFO: task kworker/1:525:4361 blocked for more than 460 seconds. [ 882.975118][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 882.975205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 882.975901][ T32] r5:84a66000 r4:8291a680 ** 3 printk messages dropped ** [ 882.976120][ T32] r4:00000000 ** 4 printk messages dropped ** [ 882.976485][ T32] r4:00000000 ** 6 printk messages dropped ** [ 882.976968][ T32] r5:8520438c r4:85204000 [ 882.977004][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 882.977198][ T32] r10:61c88647 r9:84a66000 r8:852308ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 882.977728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 883.006189][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 883.007110][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 883.007632][ T32] r4:00000000 ** 6 printk messages dropped ** [ 883.008285][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 883.019799][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 883.020171][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 883.020817][ T32] INFO: task kworker/1:526:4363 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 883.021641][ T32] r4:84a60000 ** 5 printk messages dropped ** [ 883.022108][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.022520][ T32] r4:00000000 ** 3 printk messages dropped ** [ 883.022839][ T32] r5:00001000 r4:e89e3000 ** 2 printk messages dropped ** [ 883.023120][ T32] r5:8520478c r4:85204400 ** 3 printk messages dropped ** [ 883.023423][ T32] r10:61c88647 r9:84a60000 r8:8523082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 883.023646][ T32] r10:00000000 r9:85230800 r8:80287e08 r7:ead4de60 r6:8522b680 r5:84a60000 [ 883.023735][ T32] r4:00000001 [ 883.023790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.023873][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 883.023937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.023995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.024048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.024132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.024282][ T32] r4:84830300 [ 883.024911][ T32] INFO: task kworker/1:526:4363 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.025048][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.025417][ T32] Workqueue: events bpf_prog_free_deferred [ 883.025614][ T32] Call trace: [ 883.025825][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.025958][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.026022][ T32] r4:00000000 [ 883.026168][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.026286][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.026363][ T32] dd20: 927cc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.026481][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.026555][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.026617][ T32] r5:80050013 r4:80239bb0 [ 883.026675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.026794][ T32] r4:82ac21e4 [ 883.026866][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.026969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.027030][ T32] r4:dff9ddc0 [ 883.027086][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.027215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.027418][ T32] r4:00000000 [ 883.027487][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.027624][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.027744][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.027857][ T32] r5:00001000 r4:dfb17000 [ 883.027909][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.027998][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.028095][ T32] r5:84553b8c r4:84553800 [ 883.028146][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.028288][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.059678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.059997][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.060068][ T32] r4:8483ac80 [ 883.060120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.060236][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.060377][ T32] r4:00000001 [ 883.060444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.060558][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.060640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.060730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.060807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.060903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.060981][ T32] r4:84839bc0 [ 883.061042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.061137][ T32] INFO: task kworker/1:527:4366 blocked for more than 460 seconds. [ 883.061236][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.061311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.061370][ T32] task:kworker/1:527 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.061519][ T32] Workqueue: events bpf_prog_free_deferred [ 883.061638][ T32] Call trace: [ 883.061720][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.061843][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000013 r6:ead61d8c r5:851a8000 [ 883.061903][ T32] r4:851a8000 [ 883.061974][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 883.062279][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 883.063130][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 883.063574][ T32] r5:85204b8c r4:85204800 ** 2 printk messages dropped ** [ 883.063834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 883.064491][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 883.065938][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.066059][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.066121][ T32] r4:00000000 [ 883.066175][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.066287][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.066356][ T32] dd20: 92a0a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.066426][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.066492][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.066553][ T32] r5:80050013 r4:80239bb0 [ 883.066608][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.066733][ T32] r4:82ac21e4 [ 883.066840][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.066954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.067031][ T32] r4:dff9ddc0 [ 883.067085][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.067183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.067261][ T32] r4:00000000 [ 883.067321][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.067426][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.067476][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.067574][ T32] r5:00001000 r4:dfb17000 [ 883.067627][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.067718][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.067828][ T32] r5:84553b8c r4:84553800 [ 883.067905][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 883.068234][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 883.093296][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 883.093839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 883.094897][ T32] r5:851a8c00 r4:8291a680 ** 3 printk messages dropped ** [ 883.095233][ T32] r4:00000000 ** 4 printk messages dropped ** [ 883.095690][ T32] r4:00000000 ** 6 printk messages dropped ** [ 883.096398][ T32] r5:8520578c r4:85205400 [ 883.096450][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 883.096809][ T32] r4:85230980 ** 5 printk messages dropped ** [ 883.097366][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 883.114396][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 883.115420][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 883.116031][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 883.117011][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 883.117434][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 883.139564][ T32] INFO: task kworker/0:98:4369 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 883.140375][ T32] r4:851a9800 ** 4 printk messages dropped ** [ 883.140769][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 ** 7 printk messages dropped ** [ 883.141486][ T32] r9:83018005 r8:851a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 883.141902][ T32] r5:851c478c r4:851c4400 [ 883.141952][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.142060][ T32] r7:dddced80 r6:83018000 r5:851c478c r4:8522b800 [ 883.142130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.142276][ T32] r10:61c88647 r9:851a9800 r8:8522b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.142355][ T32] r4:8522b800 [ 883.142409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.142516][ T32] r10:00000000 r9:8522b800 r8:80287e08 r7:ead25e60 r6:8522b880 r5:851a9800 [ 883.142662][ T32] r4:00000001 [ 883.142742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.142842][ T32] Exception stack(0xead3dfb0 to 0xead3dff8) [ 883.142911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.142977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.143043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.143124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.143175][ T32] r4:851e6d80 [ 883.143724][ T32] INFO: task kworker/0:98:4369 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.143809][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.144018][ T32] Workqueue: events bpf_prog_free_deferred [ 883.144143][ T32] Call trace: [ 883.144232][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.144384][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.144472][ T32] r4:00000000 [ 883.144530][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.144634][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.144703][ T32] dd20: 92e08000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.144771][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.144840][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.144906][ T32] r5:80050013 r4:80239bb0 [ 883.144997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.145108][ T32] r4:82ac21e4 [ 883.145162][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.145300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.145373][ T32] r4:dff9ddc0 [ 883.145439][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.145546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.145609][ T32] r4:00000000 [ 883.145661][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.145766][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.145840][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.145944][ T32] r5:00001000 r4:dfb17000 [ 883.145996][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.146087][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.146187][ T32] r5:84553b8c r4:84553800 [ 883.146237][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.146365][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.146442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.146570][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.146651][ T32] r4:8483ac80 [ 883.146708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.146947][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.147019][ T32] r4:00000001 [ 883.147104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.147199][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.147278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.147372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.147457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.147529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.147586][ T32] r4:84839bc0 [ 883.147637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.147720][ T32] INFO: task kworker/1:529:4371 blocked for more than 460 seconds. [ 883.147822][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.147887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.147939][ T32] task:kworker/1:529 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.148050][ T32] Workqueue: events bpf_prog_free_deferred [ 883.148167][ T32] Call trace: [ 883.148313][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.172570][ T32] r10:8291a684 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:851aa400 [ 883.172650][ T32] r4:851aa400 [ 883.172683][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.172784][ T32] r5:851aa400 r4:8291a680 [ 883.172820][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.172867][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.172914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 883.172939][ T32] r4:00000000 [ 883.172962][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.173002][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.173098][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.173151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84830980 [ 883.173177][ T32] r4:00000000 [ 883.173199][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.173310][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 883.173343][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.173409][ T32] r5:00001000 r4:eaa23000 [ 883.173455][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.173509][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.173583][ T32] r5:85204f8c r4:85204c00 [ 883.173657][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.173716][ T32] r7:ddde2d80 r6:83018200 r5:85204f8c r4:85230a00 [ 883.173740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.173796][ T32] r10:61c88647 r9:851aa400 r8:85230a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.173823][ T32] r4:85230a00 [ 883.173845][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.173957][ T32] r10:00000000 r9:85230a00 r8:80287e08 r7:ead65e60 r6:8522b900 r5:851aa400 [ 883.173988][ T32] r4:00000001 [ 883.174011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.174053][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 883.174273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.174318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.174349][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.174381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.174405][ T32] r4:848308c0 [ 883.174766][ T32] INFO: task kworker/1:529:4371 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.174809][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.174885][ T32] Workqueue: events bpf_prog_free_deferred [ 883.174965][ T32] Call trace: [ 883.175085][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.175146][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.175177][ T32] r4:00000000 [ 883.175273][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.175322][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.175353][ T32] dd20: 9314f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.175387][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.175416][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.175515][ T32] r5:80050013 r4:80239bb0 [ 883.175549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.175645][ T32] r4:82ac21e4 [ 883.175672][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.175719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.175746][ T32] r4:dff9ddc0 [ 883.175766][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.175834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.175863][ T32] r4:00000000 [ 883.175886][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.175958][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.176087][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.176138][ T32] r5:00001000 r4:dfb17000 [ 883.176160][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.176202][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.176297][ T32] r5:84553b8c r4:84553800 [ 883.176357][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.176490][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.176520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.176571][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.176597][ T32] r4:8483ac80 [ 883.176618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.176667][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.176691][ T32] r4:00000001 [ 883.176712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.176750][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.176778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.176810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 883.176895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 883.177300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.177329][ T32] task:kworker/1:530 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.177407][ T32] Workqueue: events bpf_prog_free_deferred [ 883.177463][ T32] Call trace: [ 883.177499][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.177550][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:851ab000 [ 883.177625][ T32] r4:851ab000 [ 883.177654][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.177702][ T32] r5:851ab000 r4:8291a680 [ 883.177723][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.177763][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.177808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 883.177832][ T32] r4:00000000 [ 883.177878][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.177936][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.177979][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.178060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84830a40 [ 883.178089][ T32] r4:00000000 [ 883.178111][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.178160][ T32] r9:83018205 r8:851ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 883.178183][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.178227][ T32] r5:00001000 r4:eaa37000 [ 883.178255][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.178300][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.178352][ T32] r5:8520538c r4:85205000 [ 883.178433][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.196901][ T32] r7:ddde2d80 r6:83018200 r5:8520538c r4:85230a80 [ 883.196951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.197035][ T32] r10:61c88647 r9:851ab000 r8:85230aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.197061][ T32] r4:85230a80 [ 883.197131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.197190][ T32] r10:00000000 r9:85230a80 r8:80287e08 r7:ead65e60 r6:8522b980 r5:851ab000 [ 883.197215][ T32] r4:00000001 [ 883.197257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.197357][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 883.197396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.197453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.197494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.197552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.197611][ T32] r4:84830940 [ 883.197950][ T32] INFO: task kworker/1:530:4373 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.197991][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.198170][ T32] Workqueue: events bpf_prog_free_deferred [ 883.198254][ T32] Call trace: [ 883.198298][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.198359][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.198447][ T32] r4:00000000 [ 883.203724][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.203843][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.203887][ T32] dd20: 93605000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.203946][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.203984][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.204015][ T32] r5:80050013 r4:80239bb0 [ 883.204040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.204089][ T32] r4:82ac21e4 [ 883.204113][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.204158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.204201][ T32] r4:dff9ddc0 [ 883.204230][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.204390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.204435][ T32] r4:00000000 [ 883.204462][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.204514][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.204538][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.204609][ T32] r5:00001000 r4:dfb17000 [ 883.204637][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.204681][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.204727][ T32] r5:84553b8c r4:84553800 [ 883.204774][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.204844][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.204922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.204982][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.205033][ T32] r4:8483ac80 [ 883.205059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.205135][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.205171][ T32] r4:00000001 [ 883.205193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.205231][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.205296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.205357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.205391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.205516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.205572][ T32] r4:84839bc0 [ 883.205609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.205643][ T32] INFO: task kworker/1:531:4375 blocked for more than 460 seconds. [ 883.205680][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.205707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.205780][ T32] task:kworker/1:531 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.205854][ T32] Workqueue: events bpf_prog_free_deferred [ 883.205904][ T32] Call trace: [ 883.205938][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.205989][ T32] r10:8291a684 r9:ead71d84 r8:00000002 r7:60000113 r6:ead71d8c r5:851abc00 [ 883.206039][ T32] r4:851abc00 [ 883.206118][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.206200][ T32] r5:851abc00 r4:8291a680 [ 883.206226][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.206354][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.206405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 [ 883.206430][ T32] r4:00000000 [ 883.206454][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.206541][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.206592][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.206637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1340 [ 883.206661][ T32] r4:00000000 [ 883.206682][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.206728][ T32] r9:83018205 r8:851abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 883.206751][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.206796][ T32] r5:00001000 r4:eabff000 [ 883.206817][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.206857][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.206901][ T32] r5:8520638c r4:85206000 [ 883.206952][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.207007][ T32] r7:ddde2d80 r6:83018200 r5:8520638c r4:85230b00 [ 883.207029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.207102][ T32] r10:61c88647 r9:851abc00 r8:85230b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.207159][ T32] r4:85230b00 [ 883.207187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.207236][ T32] r10:00000000 r9:85230b00 r8:80287e08 r7:ead65e60 r6:8522ba00 r5:851abc00 [ 883.207299][ T32] r4:00000001 [ 883.207325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.207365][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 883.207393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.207448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.207481][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.207512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.207536][ T32] r4:84830b80 [ 883.207865][ T32] INFO: task kworker/1:531:4375 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.207990][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.208060][ T32] Workqueue: events bpf_prog_free_deferred [ 883.208197][ T32] Call trace: [ 883.208298][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.208356][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.208382][ T32] r4:00000000 [ 883.208404][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.208691][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.224560][ T32] dd20: 9397f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.224639][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.224684][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.224725][ T32] r5:80050013 r4:80239bb0 [ 883.224757][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.224830][ T32] r4:82ac21e4 [ 883.224853][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.224899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.224923][ T32] r4:dff9ddc0 [ 883.224943][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.225191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.225255][ T32] r4:00000000 [ 883.225317][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.225402][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.225432][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.225532][ T32] r5:00001000 r4:dfb17000 [ 883.225611][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.225666][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.225713][ T32] r5:84553b8c r4:84553800 [ 883.225734][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.225784][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.225935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.225992][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.226019][ T32] r4:8483ac80 [ 883.226041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.226090][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.226115][ T32] r4:00000001 [ 883.226136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.226200][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.226235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.226275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.226304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.226350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.226380][ T32] r4:84839bc0 [ 883.226449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.226565][ T32] INFO: task kworker/1:532:4377 blocked for more than 460 seconds. [ 883.226708][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.226848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.226886][ T32] task:kworker/1:532 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.226951][ T32] Workqueue: events bpf_prog_free_deferred [ 883.227029][ T32] Call trace: [ 883.227066][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.227224][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000113 r6:ead51d8c r5:8526a400 [ 883.227286][ T32] r4:8526a400 [ 883.227442][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.227496][ T32] r5:8526a400 r4:8291a680 [ 883.227568][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.227615][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.227661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 883.227686][ T32] r4:00000000 [ 883.227708][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.227746][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.227783][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.227827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ea400 [ 883.227850][ T32] r4:00000000 [ 883.227870][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.227914][ T32] r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 883.227938][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.227981][ T32] r5:00001000 r4:eab7b000 [ 883.228001][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.228041][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.228085][ T32] r5:85205b8c r4:85205800 [ 883.228119][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.228213][ T32] r7:ddde2d80 r6:83018200 r5:85205b8c r4:85230b80 [ 883.228239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.228318][ T32] r10:61c88647 r9:8526a400 r8:85230bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.228418][ T32] r4:85230b80 [ 883.239119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.239228][ T32] r10:00000000 r9:85230b80 r8:80287e08 r7:ead71e60 r6:85230c00 r5:8526a400 [ 883.239265][ T32] r4:00000001 [ 883.239328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.239377][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 883.239437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.239502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.239561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.239599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.239624][ T32] r4:84830b80 [ 883.239953][ T32] INFO: task kworker/1:532:4377 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.240016][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.240161][ T32] Workqueue: events bpf_prog_free_deferred [ 883.240294][ T32] Call trace: [ 883.240366][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.240428][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.240454][ T32] r4:00000000 [ 883.240476][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.240527][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.240560][ T32] dd20: 93a95000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.240592][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.240620][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.240646][ T32] r5:80050013 r4:80239bb0 [ 883.240719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.240774][ T32] r4:82ac21e4 [ 883.240833][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.240885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.240910][ T32] r4:dff9ddc0 [ 883.240931][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.241029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.241061][ T32] r4:00000000 [ 883.241086][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.241138][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.241162][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.241211][ T32] r5:00001000 r4:dfb17000 [ 883.241234][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.241313][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.241382][ T32] r5:84553b8c r4:84553800 [ 883.241410][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.241466][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.241512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.241567][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.241593][ T32] r4:8483ac80 [ 883.241661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.241790][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.241820][ T32] r4:00000001 [ 883.241842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.241881][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.241910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.241976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.242010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.242146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.242174][ T32] r4:84839bc0 [ 883.242209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.242271][ T32] INFO: task kworker/0:99:4380 blocked for more than 460 seconds. [ 883.242361][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.242410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.242437][ T32] task:kworker/0:99 state:D stack:0 pid:4380 tgid:4380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.242599][ T32] Workqueue: events bpf_prog_free_deferred [ 883.242647][ T32] Call trace: [ 883.242760][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.242818][ T32] r10:8291a684 r9:ead79d84 r8:00000002 r7:60000113 r6:ead79d8c r5:85269800 [ 883.242844][ T32] r4:85269800 [ 883.242871][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.242919][ T32] r5:85269800 r4:8291a680 [ 883.242941][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.243008][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.243205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 883.243292][ T32] r4:00000000 [ 883.243419][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.243510][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.243553][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.243599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4140 [ 883.243625][ T32] r4:00000000 [ 883.243646][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.243706][ T32] r9:83018005 r8:85269800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 883.243734][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.243806][ T32] r5:00001000 r4:eaa8d000 [ 883.243832][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.243874][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.243920][ T32] r5:851c4f8c r4:851c4c00 [ 883.243941][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.243987][ T32] r7:dddced80 r6:83018000 r5:851c4f8c r4:8522ba80 [ 883.244033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.244112][ T32] r10:61c88647 r9:85269800 r8:8522baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.244142][ T32] r4:8522ba80 [ 883.244176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.244230][ T32] r10:00000000 r9:8522ba80 r8:80287e08 r7:ead25e60 r6:85230c80 r5:85269800 [ 883.244316][ T32] r4:00000001 [ 883.244385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.244457][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 883.244516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.244551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.244580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.244611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.244636][ T32] r4:851e41c0 [ 883.244813][ T32] INFO: task kworker/0:99:4380 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.244847][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.244962][ T32] Workqueue: events bpf_prog_free_deferred [ 883.245017][ T32] Call trace: [ 883.245076][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.245133][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.245175][ T32] r4:00000000 [ 883.245200][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.245264][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.245307][ T32] dd20: 93a95000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.245338][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.245365][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.245441][ T32] r5:80050013 r4:80239bb0 [ 883.245470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.245515][ T32] r4:82ac21e4 [ 883.245561][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.245613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.245672][ T32] r4:dff9ddc0 [ 883.245737][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.245788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.245894][ T32] r4:00000000 [ 883.245990][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.246043][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.246066][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.246136][ T32] r5:00001000 r4:dfb17000 [ 883.246161][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.246205][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.246255][ T32] r5:84553b8c r4:84553800 [ 883.246309][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.246365][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.246413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.246482][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.246509][ T32] r4:8483ac80 [ 883.246530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.246577][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.246602][ T32] r4:00000001 [ 883.246623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.246660][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.246687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.246743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.246783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.246817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.246866][ T32] r4:84839bc0 [ 883.246896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.246926][ T32] INFO: task kworker/0:100:4382 blocked for more than 460 seconds. [ 883.246957][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.246984][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.247008][ T32] task:kworker/0:100 state:D stack:0 pid:4382 tgid:4382 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.247057][ T32] Workqueue: events bpf_prog_free_deferred [ 883.247099][ T32] Call trace: [ 883.247156][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.247213][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:8526bc00 [ 883.247254][ T32] r4:8526bc00 [ 883.247310][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.247361][ T32] r5:8526bc00 r4:8291a680 [ 883.247408][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.247457][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.247529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 883.247558][ T32] r4:00000000 [ 883.247581][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.247625][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.247665][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.247708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e42c0 [ 883.247758][ T32] r4:00000000 [ 883.247785][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.247834][ T32] r9:83018005 r8:8526bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 883.247884][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.247957][ T32] r5:00001000 r4:eaba1000 [ 883.248008][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.248054][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.248099][ T32] r5:851c538c r4:851c5000 [ 883.248122][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.248170][ T32] r7:dddced80 r6:83018000 r5:851c538c r4:8522bb00 [ 883.248217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.248297][ T32] r10:61c88647 r9:8526bc00 r8:8522bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.248324][ T32] r4:8522bb00 [ 883.248345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.272707][ T32] r10:00000000 r9:8522bb00 r8:80287e08 r7:ead79e60 r6:85230d00 r5:8526bc00 [ 883.272826][ T32] r4:00000001 [ 883.272857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.272924][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 883.272960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.272991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.273033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.273072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.273097][ T32] r4:851e4100 [ 883.273442][ T32] INFO: task kworker/0:100:4382 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.273482][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.273583][ T32] Workqueue: events bpf_prog_free_deferred [ 883.273680][ T32] Call trace: [ 883.273718][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.273777][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.273803][ T32] r4:00000000 [ 883.273825][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.273880][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.273916][ T32] dd20: 93e3f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.273971][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.274004][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.274093][ T32] r5:80050013 r4:80239bb0 [ 883.274120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.274170][ T32] r4:82ac21e4 [ 883.274217][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.274276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.274302][ T32] r4:dff9ddc0 [ 883.274346][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.274398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.274426][ T32] r4:00000000 [ 883.274447][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.274496][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.274571][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.274623][ T32] r5:00001000 r4:dfb17000 [ 883.274646][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.274702][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.274754][ T32] r5:84553b8c r4:84553800 [ 883.274777][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.274828][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.274877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.274933][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.274959][ T32] r4:8483ac80 [ 883.274981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.275054][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.275085][ T32] r4:00000001 [ 883.275107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.275146][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.275174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.275204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.275232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.275283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.275337][ T32] r4:84839bc0 [ 883.275365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.275431][ T32] INFO: task kworker/1:533:4384 blocked for more than 460 seconds. [ 883.275472][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.275499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.275528][ T32] task:kworker/1:533 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.275581][ T32] Workqueue: events bpf_prog_free_deferred [ 883.275649][ T32] Call trace: [ 883.275689][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.275743][ T32] r10:8291a684 r9:ead85d84 r8:00000002 r7:60000113 r6:ead85d8c r5:85268000 [ 883.275772][ T32] r4:85268000 [ 883.275797][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.275842][ T32] r5:85268000 r4:8291a680 [ 883.275892][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.275965][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.276028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 883.276108][ T32] r4:00000000 [ 883.276152][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.276195][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.276232][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.276309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1280 [ 883.276336][ T32] r4:00000000 [ 883.276372][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.276425][ T32] r9:83018205 r8:85268000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 883.276488][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.276611][ T32] r5:00001000 r4:eabf1000 [ 883.276673][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.276719][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.276766][ T32] r5:85205f8c r4:85205c00 [ 883.276818][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.276922][ T32] r7:ddde2d80 r6:83018200 r5:85205f8c r4:85230d80 [ 883.276975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.277029][ T32] r10:61c88647 r9:85268000 r8:85230dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.277054][ T32] r4:85230d80 [ 883.277075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.277197][ T32] r10:00000000 r9:85230d80 r8:80287e08 r7:ead71e60 r6:85230e00 r5:85268000 [ 883.277226][ T32] r4:00000001 [ 883.277308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.277381][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 883.277467][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.277504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.277533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.277563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.277587][ T32] r4:84830f00 [ 883.277761][ T32] INFO: task kworker/1:533:4384 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.277796][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.277856][ T32] Workqueue: events bpf_prog_free_deferred [ 883.278086][ T32] Call trace: [ 883.278140][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.278200][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.278282][ T32] r4:00000000 [ 883.278310][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.278353][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.278384][ T32] dd20: 93e3f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.297455][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.297581][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.297622][ T32] r5:80050013 r4:80239bb0 [ 883.297649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.297745][ T32] r4:82ac21e4 [ 883.297775][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.297824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.297851][ T32] r4:dff9ddc0 [ 883.297900][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.297953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.297978][ T32] r4:00000000 [ 883.298014][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.298071][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.298095][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.298144][ T32] r5:00001000 r4:dfb17000 [ 883.298166][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.298207][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.298286][ T32] r5:84553b8c r4:84553800 [ 883.298314][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.298393][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.298496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.299120][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.299192][ T32] r4:8483ac80 [ 883.299222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.299298][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.299329][ T32] r4:00000001 [ 883.299353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.299396][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.299427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.299458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.299512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.299551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.299602][ T32] r4:84839bc0 [ 883.299681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.299733][ T32] INFO: task kworker/0:101:4385 blocked for more than 460 seconds. [ 883.299772][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.299823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.299855][ T32] task:kworker/0:101 state:D stack:0 pid:4385 tgid:4385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.299943][ T32] Workqueue: events bpf_prog_free_deferred [ 883.300052][ T32] Call trace: [ 883.300093][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.300149][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:8526d400 [ 883.300219][ T32] r4:8526d400 [ 883.300252][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.300324][ T32] r5:8526d400 r4:8291a680 [ 883.300346][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.300388][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.300452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 883.300483][ T32] r4:00000000 [ 883.300505][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.300543][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.300607][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.300658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4740 [ 883.300709][ T32] r4:00000000 [ 883.300735][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.300788][ T32] r9:83018005 r8:8526d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 883.300812][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.300894][ T32] r5:00001000 r4:eac25000 [ 883.300921][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.301015][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.301065][ T32] r5:851c5f8c r4:851c5c00 [ 883.301089][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.301137][ T32] r7:dddced80 r6:83018000 r5:851c5f8c r4:8522bb80 [ 883.301192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.301255][ T32] r10:61c88647 r9:8526d400 r8:8522bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.301370][ T32] r4:8522bb80 [ 883.301396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.301453][ T32] r10:00000000 r9:8522bb80 r8:80287e08 r7:ead81e60 r6:85230e80 r5:8526d400 [ 883.301478][ T32] r4:00000001 [ 883.301499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.301547][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 883.301595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.301645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.301678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.301709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.301757][ T32] r4:851e4200 [ 883.302099][ T32] INFO: task kworker/0:101:4385 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.302136][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.302254][ T32] Workqueue: events bpf_prog_free_deferred [ 883.302329][ T32] Call trace: [ 883.302399][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.302457][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.302483][ T32] r4:00000000 [ 883.302504][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.302546][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.302577][ T32] dd20: 94308000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.302608][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.302636][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.302738][ T32] r5:80050013 r4:80239bb0 [ 883.302766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.302812][ T32] r4:82ac21e4 [ 883.302858][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.302919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.302944][ T32] r4:dff9ddc0 [ 883.302966][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.303009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.303071][ T32] r4:00000000 [ 883.303196][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.303284][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.303313][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.303374][ T32] r5:00001000 r4:dfb17000 [ 883.303399][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.303443][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.303494][ T32] r5:84553b8c r4:84553800 [ 883.303519][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.303570][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.303593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.303643][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.303667][ T32] r4:8483ac80 [ 883.303688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.303734][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.303758][ T32] r4:00000001 [ 883.303783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.303822][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.303872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.304070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.304104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.304136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.304160][ T32] r4:84839bc0 [ 883.304198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.304233][ T32] INFO: task kworker/0:102:4387 blocked for more than 460 seconds. [ 883.304296][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.304353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.304381][ T32] task:kworker/0:102 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.304456][ T32] Workqueue: events bpf_prog_free_deferred [ 883.304505][ T32] Call trace: [ 883.304614][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.304671][ T32] r10:8291a684 r9:ead91d84 r8:00000002 r7:60000113 r6:ead91d8c r5:8526b000 [ 883.304696][ T32] r4:8526b000 [ 883.304781][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.304843][ T32] r5:8526b000 r4:8291a680 [ 883.304888][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.305010][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.305061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead91e08 [ 883.305137][ T32] r4:00000000 [ 883.305164][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.305203][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.305241][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.305295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4480 [ 883.305321][ T32] r4:00000000 [ 883.305364][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.305416][ T32] r9:83018005 r8:8526b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 883.305445][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.305493][ T32] r5:00001000 r4:eabe3000 [ 883.305514][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.305555][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.305621][ T32] r5:851c578c r4:851c5400 [ 883.305722][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.305789][ T32] r7:dddced80 r6:83018000 r5:851c578c r4:8522bc00 [ 883.305840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.305895][ T32] r10:61c88647 r9:8526b000 r8:8522bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.305921][ T32] r4:8522bc00 [ 883.305966][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.306045][ T32] r10:00000000 r9:8522bc00 r8:80287e08 r7:ead8de60 r6:85230f00 r5:8526b000 [ 883.306074][ T32] r4:00000001 [ 883.306095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.306132][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 883.306258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.306332][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.306367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.306401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.306475][ T32] r4:851e4200 [ 883.306671][ T32] INFO: task kworker/0:102:4387 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.306710][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.306983][ T32] Workqueue: events bpf_prog_free_deferred [ 883.307140][ T32] Call trace: [ 883.307174][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.307333][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.307391][ T32] r4:00000000 [ 883.307454][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.307525][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.307563][ T32] dd20: 94308000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.307597][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.307650][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.307681][ T32] r5:80050013 r4:80239bb0 [ 883.307704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.307798][ T32] r4:82ac21e4 [ 883.307909][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.307985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.308032][ T32] r4:dff9ddc0 [ 883.308118][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.308209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.308256][ T32] r4:00000000 [ 883.308305][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.308606][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.339257][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.339369][ T32] r5:00001000 r4:dfb17000 [ 883.339395][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.339515][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.339574][ T32] r5:84553b8c r4:84553800 [ 883.339627][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.339684][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.339733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.339840][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.339870][ T32] r4:8483ac80 [ 883.339895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.339954][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.340019][ T32] r4:00000001 [ 883.340046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.340088][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.340146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.340210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.340259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.340314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.340340][ T32] r4:84839bc0 [ 883.340369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.340402][ T32] INFO: task kworker/0:103:4390 blocked for more than 460 seconds. [ 883.340464][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.340496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.340545][ T32] task:kworker/0:103 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.340673][ T32] Workqueue: events bpf_prog_free_deferred [ 883.340729][ T32] Call trace: [ 883.340764][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.340821][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000113 r6:ead5dd8c r5:8526e000 [ 883.340846][ T32] r4:8526e000 [ 883.340869][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.340933][ T32] r5:8526e000 r4:8291a680 [ 883.340968][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.341012][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.341057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 883.341156][ T32] r4:00000000 [ 883.341183][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.341251][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.341298][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.341373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4640 [ 883.341403][ T32] r4:00000000 [ 883.341441][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.341580][ T32] r9:83018005 r8:8526e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 883.341611][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.341658][ T32] r5:00001000 r4:eac09000 [ 883.341681][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.341771][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.341823][ T32] r5:851c5b8c r4:851c5800 [ 883.341845][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.341893][ T32] r7:dddced80 r6:83018000 r5:851c5b8c r4:8522bc80 [ 883.341919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.342024][ T32] r10:61c88647 r9:8526e000 r8:8522bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.342053][ T32] r4:8522bc80 [ 883.342078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.342130][ T32] r10:00000000 r9:8522bc80 r8:80287e08 r7:ead8de60 r6:85230f80 r5:8526e000 [ 883.342179][ T32] r4:00000001 [ 883.342234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.342322][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 883.342356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.342389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.342418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.342534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.342563][ T32] r4:851e4580 [ 883.342936][ T32] INFO: task kworker/0:103:4390 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.342990][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.343057][ T32] Workqueue: events bpf_prog_free_deferred [ 883.343106][ T32] Call trace: [ 883.343139][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.343194][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.343245][ T32] r4:00000000 [ 883.343307][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.343380][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.343415][ T32] dd20: 9489c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.343450][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.343478][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.343529][ T32] r5:80050013 r4:80239bb0 [ 883.343556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.343601][ T32] r4:82ac21e4 [ 883.343625][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.343669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.343694][ T32] r4:dff9ddc0 [ 883.343733][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.343892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.343921][ T32] r4:00000000 [ 883.343944][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.343994][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.344017][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.344061][ T32] r5:00001000 r4:dfb17000 [ 883.344108][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.344155][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.344253][ T32] r5:84553b8c r4:84553800 [ 883.344300][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.344378][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.344407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.344460][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.344485][ T32] r4:8483ac80 [ 883.344506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.344553][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.344578][ T32] r4:00000001 [ 883.344598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.344635][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.344664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.344695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.344725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.344756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.344781][ T32] r4:84839bc0 [ 883.344803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.344830][ T32] INFO: task kworker/1:534:4391 blocked for more than 460 seconds. [ 883.344862][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.344888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.344910][ T32] task:kworker/1:534 state:D stack:0 pid:4391 tgid:4391 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.345041][ T32] Workqueue: events bpf_prog_free_deferred [ 883.345090][ T32] Call trace: [ 883.345123][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.345179][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:8526c800 [ 883.345301][ T32] r4:8526c800 [ 883.345329][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.345376][ T32] r5:8526c800 r4:8291a680 [ 883.345397][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.345492][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.345544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 883.345568][ T32] r4:00000000 [ 883.345591][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.345659][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.345703][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.345837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1e00 [ 883.345869][ T32] r4:00000000 [ 883.345904][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.345983][ T32] r9:83018205 r8:8526c800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 883.346096][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.346207][ T32] r5:00001000 r4:dfa25000 [ 883.346258][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.346308][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.346404][ T32] r5:85206b8c r4:85206800 [ 883.346432][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.346481][ T32] r7:ddde2d80 r6:83018200 r5:85206b8c r4:85230080 [ 883.346503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.346552][ T32] r10:61c88647 r9:8526c800 r8:852300ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.346579][ T32] r4:85230080 [ 883.346600][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.346681][ T32] r10:00000000 r9:85230080 r8:80287e08 r7:ead71e60 r6:85230100 r5:8526c800 [ 883.346723][ T32] r4:00000001 [ 883.346778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.346822][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 883.346864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.346899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.346927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.346958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.346982][ T32] r4:850b1380 [ 883.347180][ T32] INFO: task kworker/1:534:4391 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.347220][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.347348][ T32] Workqueue: events bpf_prog_free_deferred [ 883.347438][ T32] Call trace: [ 883.347496][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.347585][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.347658][ T32] r4:00000000 [ 883.347683][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.347727][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.347758][ T32] dd20: 9489c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.347838][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.347871][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.347899][ T32] r5:80050013 r4:80239bb0 [ 883.347940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.348002][ T32] r4:82ac21e4 [ 883.348080][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.348156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.348190][ T32] r4:dff9ddc0 [ 883.348255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.348325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.348350][ T32] r4:00000000 [ 883.348373][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.371230][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.371350][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.371446][ T32] r5:00001000 r4:dfb17000 [ 883.371474][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.371524][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.371572][ T32] r5:84553b8c r4:84553800 [ 883.371600][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.371724][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.371756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.371842][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.371898][ T32] r4:8483ac80 [ 883.371925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.372004][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.372127][ T32] r4:00000001 [ 883.372163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.372209][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.372243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.372372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.372422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.372534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.372567][ T32] r4:84839bc0 [ 883.372596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.372630][ T32] INFO: task kworker/1:535:4393 blocked for more than 460 seconds. [ 883.372718][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.372852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.372884][ T32] task:kworker/1:535 state:D stack:0 pid:4393 tgid:4393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.372953][ T32] Workqueue: events bpf_prog_free_deferred [ 883.373004][ T32] Call trace: [ 883.373040][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.373096][ T32] r10:8291a684 r9:ead99d84 r8:00000002 r7:60000013 r6:ead99d8c r5:85268c00 [ 883.373120][ T32] r4:85268c00 [ 883.373201][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.373319][ T32] r5:85268c00 r4:8291a680 [ 883.373385][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.373453][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.373501][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 [ 883.373526][ T32] r4:00000000 [ 883.373550][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.373663][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.373712][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.373758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4900 [ 883.373783][ T32] r4:00000000 [ 883.373853][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.373908][ T32] r9:83018205 r8:85268c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 883.373932][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.373978][ T32] r5:00001000 r4:eac31000 [ 883.374000][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.374041][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.374111][ T32] r5:851c638c r4:851c6000 [ 883.374138][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.374189][ T32] r7:ddde2d80 r6:83018200 r5:851c638c r4:85230180 [ 883.374211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.374272][ T32] r10:61c88647 r9:85268c00 r8:852301ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.374299][ T32] r4:85230180 [ 883.374359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.374426][ T32] r10:00000000 r9:85230180 r8:80287e08 r7:ead95e60 r6:8503f000 r5:85268c00 [ 883.374455][ T32] r4:00000001 [ 883.374476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.374514][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 883.374544][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.374577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.374605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.374637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.374662][ T32] r4:850b1380 [ 883.374998][ T32] INFO: task kworker/1:535:4393 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.375049][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.375137][ T32] Workqueue: events bpf_prog_free_deferred [ 883.375254][ T32] Call trace: [ 883.375302][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.375384][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.375417][ T32] r4:00000000 [ 883.375441][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.375512][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.375581][ T32] dd20: 94c16000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.375651][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.375684][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.375710][ T32] r5:80050013 r4:80239bb0 [ 883.375734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.375805][ T32] r4:82ac21e4 [ 883.375834][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.375881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.375907][ T32] r4:dff9ddc0 [ 883.375928][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.375974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.376000][ T32] r4:00000000 [ 883.376022][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.376068][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.376091][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.376161][ T32] r5:00001000 r4:dfb17000 [ 883.376188][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.376336][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.376400][ T32] r5:84553b8c r4:84553800 [ 883.376424][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.376494][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.376535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.376612][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.376642][ T32] r4:8483ac80 [ 883.376664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.376713][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.376737][ T32] r4:00000001 [ 883.376781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.376824][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.376854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.376886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.376916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.376952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.376979][ T32] r4:84839bc0 [ 883.377003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.377045][ T32] INFO: task kworker/0:104:4395 blocked for more than 460 seconds. [ 883.377083][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.377111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.377150][ T32] task:kworker/0:104 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.377217][ T32] Workqueue: events bpf_prog_free_deferred [ 883.377296][ T32] Call trace: [ 883.377398][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.377453][ T32] r10:8291a684 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:85175400 [ 883.377478][ T32] r4:85175400 [ 883.377503][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.377552][ T32] r5:85175400 r4:8291a680 [ 883.377576][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.377720][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.377773][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 883.377902][ T32] r4:00000000 [ 883.377955][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.377999][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.378037][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.378081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4c40 [ 883.378127][ T32] r4:00000000 [ 883.378154][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.378217][ T32] r9:83018005 r8:85175400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 883.378260][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.378422][ T32] r5:00001000 r4:eadb1000 [ 883.396059][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.396167][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.396311][ T32] r5:851c6f8c r4:851c6c00 [ 883.396375][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.396450][ T32] r7:dddced80 r6:83018000 r5:851c6f8c r4:8522bd00 [ 883.396502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.396567][ T32] r10:61c88647 r9:85175400 r8:8522bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.396596][ T32] r4:8522bd00 [ 883.396620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.396672][ T32] r10:00000000 r9:8522bd00 r8:80287e08 r7:ead8de60 r6:8503f080 r5:85175400 [ 883.396699][ T32] r4:00000001 [ 883.396749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.396813][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 883.396855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.396949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.396986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.397019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.397045][ T32] r4:851e46c0 [ 883.397390][ T32] INFO: task kworker/0:104:4395 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.397432][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.397525][ T32] Workqueue: events bpf_prog_free_deferred [ 883.397583][ T32] Call trace: [ 883.397621][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.397682][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.397710][ T32] r4:00000000 [ 883.397733][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.397779][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.397897][ T32] dd20: 94ed1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.398012][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.398047][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.398075][ T32] r5:80050013 r4:80239bb0 [ 883.398100][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.398148][ T32] r4:82ac21e4 [ 883.398209][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.398331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.398363][ T32] r4:dff9ddc0 [ 883.398474][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.411822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.411882][ T32] r4:00000000 [ 883.411936][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.412038][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.412158][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.412340][ T32] r5:00001000 r4:dfb17000 [ 883.412388][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.412440][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.412506][ T32] r5:84553b8c r4:84553800 [ 883.412543][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.412624][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.412654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.412740][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.412801][ T32] r4:8483ac80 [ 883.412910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.413030][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.413061][ T32] r4:00000001 [ 883.413085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.413128][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.413254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.413295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.413328][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.413362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.413387][ T32] r4:84839bc0 [ 883.413414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.413520][ T32] INFO: task kworker/0:105:4396 blocked for more than 460 seconds. [ 883.413564][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.413592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.413618][ T32] task:kworker/0:105 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.413717][ T32] Workqueue: events bpf_prog_free_deferred [ 883.413829][ T32] Call trace: [ 883.413872][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.413929][ T32] r10:8291a684 r9:ead89d84 r8:00000002 r7:60000113 r6:ead89d8c r5:851ac800 [ 883.413959][ T32] r4:851ac800 [ 883.413985][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.414031][ T32] r5:851ac800 r4:8291a680 [ 883.414053][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.414116][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.414169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead89e08 [ 883.414208][ T32] r4:00000000 [ 883.414234][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.414384][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.414430][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.414474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4a80 [ 883.414499][ T32] r4:00000000 [ 883.414520][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.414569][ T32] r9:83018005 r8:851ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 883.414593][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.414636][ T32] r5:00001000 r4:eac43000 [ 883.414686][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.414757][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.414856][ T32] r5:851c678c r4:851c6400 [ 883.414904][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.414958][ T32] r7:dddced80 r6:83018000 r5:851c678c r4:8522bd80 [ 883.414983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.415034][ T32] r10:61c88647 r9:851ac800 r8:8522bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.415059][ T32] r4:8522bd80 [ 883.415080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.415127][ T32] r10:00000000 r9:8522bd80 r8:80287e08 r7:eada5e60 r6:8522be00 r5:851ac800 [ 883.415151][ T32] r4:00000001 [ 883.415171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.415312][ T32] Exception stack(0xead89fb0 to 0xead89ff8) [ 883.415355][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.415387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.415417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.415448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.415554][ T32] r4:851e46c0 [ 883.415914][ T32] INFO: task kworker/0:105:4396 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.415968][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.416061][ T32] Workqueue: events bpf_prog_free_deferred [ 883.416115][ T32] Call trace: [ 883.416235][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.416340][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.416369][ T32] r4:00000000 [ 883.416391][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.416434][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.416531][ T32] dd20: 9534a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.416581][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.416616][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.416644][ T32] r5:80050013 r4:80239bb0 [ 883.416718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.416802][ T32] r4:82ac21e4 [ 883.416837][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.416935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.416965][ T32] r4:dff9ddc0 [ 883.416987][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.417031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.417056][ T32] r4:00000000 [ 883.417095][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.417172][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.417202][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.417256][ T32] r5:00001000 r4:dfb17000 [ 883.417302][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.417350][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.417470][ T32] r5:84553b8c r4:84553800 [ 883.417497][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.417551][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.417580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.417635][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.417660][ T32] r4:8483ac80 [ 883.417681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.417730][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.417754][ T32] r4:00000001 [ 883.417799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.417888][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.417922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.417954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.418121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.418159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.418184][ T32] r4:84839bc0 [ 883.418297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.418333][ T32] INFO: task kworker/1:536:4399 blocked for more than 460 seconds. [ 883.418366][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.418443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.429816][ T32] task:kworker/1:536 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.429915][ T32] Workqueue: events bpf_prog_free_deferred [ 883.429985][ T32] Call trace: [ 883.430023][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.430087][ T32] r10:8291a684 r9:ead75d84 r8:00000002 r7:60000013 r6:ead75d8c r5:851ae000 [ 883.430114][ T32] r4:851ae000 [ 883.430161][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.430240][ T32] r5:851ae000 r4:8291a680 [ 883.430282][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.430326][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.430374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 883.430399][ T32] r4:00000000 [ 883.430446][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.430542][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.430647][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.430697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4b80 [ 883.430723][ T32] r4:00000000 [ 883.430795][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.430850][ T32] r9:83018205 r8:851ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 883.430903][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.430955][ T32] r5:00001000 r4:eadab000 [ 883.431017][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.431090][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.431203][ T32] r5:851c6b8c r4:851c6800 [ 883.431230][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.431305][ T32] r7:ddde2d80 r6:83018200 r5:851c6b8c r4:8503f100 [ 883.431334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.431386][ T32] r10:61c88647 r9:851ae000 r8:8503f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.431411][ T32] r4:8503f100 [ 883.431440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.431516][ T32] r10:00000000 r9:8503f100 r8:80287e08 r7:ead95e60 r6:8522be80 r5:851ae000 [ 883.431546][ T32] r4:00000001 [ 883.431657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.431705][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 883.431872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.431921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.431980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.432030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.432093][ T32] r4:850b1880 [ 883.432491][ T32] INFO: task kworker/1:536:4399 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.432536][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.432682][ T32] Workqueue: events bpf_prog_free_deferred [ 883.432736][ T32] Call trace: [ 883.432784][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.432845][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.432877][ T32] r4:00000000 [ 883.432900][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.432942][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.432998][ T32] dd20: 9534a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.433034][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.433064][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.433093][ T32] r5:80050013 r4:80239bb0 [ 883.433117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.433165][ T32] r4:82ac21e4 [ 883.433188][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.433234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.433354][ T32] r4:dff9ddc0 [ 883.433381][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.433430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.433454][ T32] r4:00000000 [ 883.433476][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.433552][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.433580][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.433640][ T32] r5:00001000 r4:dfb17000 [ 883.433666][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.433709][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.433755][ T32] r5:84553b8c r4:84553800 [ 883.433777][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.433846][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.433888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.433944][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.434002][ T32] r4:8483ac80 [ 883.434027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.434076][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.434100][ T32] r4:00000001 [ 883.434121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.434159][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.434202][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.434240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.434280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.434314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.434338][ T32] r4:84839bc0 [ 883.434362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.434421][ T32] INFO: task kworker/0:106:4402 blocked for more than 460 seconds. [ 883.434514][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.434545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.434594][ T32] task:kworker/0:106 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.434649][ T32] Workqueue: events bpf_prog_free_deferred [ 883.434698][ T32] Call trace: [ 883.434731][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.434781][ T32] r10:8291a684 r9:eada1d84 r8:00000002 r7:60000113 r6:eada1d8c r5:851aec00 [ 883.434807][ T32] r4:851aec00 [ 883.434842][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.434894][ T32] r5:851aec00 r4:8291a680 [ 883.434958][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.435031][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.435083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada1e08 [ 883.435162][ T32] r4:00000000 [ 883.435214][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.435274][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.435313][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.435356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849df7c0 [ 883.435381][ T32] r4:00000000 [ 883.435403][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.435448][ T32] r9:83018005 r8:851aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 883.435516][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.435580][ T32] r5:00001000 r4:e07df000 [ 883.435631][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.435678][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.435722][ T32] r5:851c7b8c r4:851c7800 [ 883.435743][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.435815][ T32] r7:dddced80 r6:83018000 r5:851c7b8c r4:8522bf00 [ 883.435841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.435919][ T32] r10:61c88647 r9:851aec00 r8:8522bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.436010][ T32] r4:8522bf00 [ 883.436037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.436086][ T32] r10:00000000 r9:8522bf00 r8:80287e08 r7:eada5e60 r6:8522bf80 r5:851aec00 [ 883.436110][ T32] r4:00000001 [ 883.436184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.436228][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 883.436291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.436328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.436377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.436415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.436439][ T32] r4:851e4e00 [ 883.436617][ T32] INFO: task kworker/0:106:4402 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.436680][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.436766][ T32] Workqueue: events bpf_prog_free_deferred [ 883.436904][ T32] Call trace: [ 883.436995][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.437103][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.437136][ T32] r4:00000000 [ 883.437210][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.437303][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.437339][ T32] dd20: 9534a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.437372][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.437460][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.437490][ T32] r5:80050013 r4:80239bb0 [ 883.437627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.437701][ T32] r4:82ac21e4 [ 883.437778][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.437875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.437905][ T32] r4:dff9ddc0 [ 883.437926][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.437973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.437997][ T32] r4:00000000 [ 883.438034][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.438088][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.438117][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.438165][ T32] r5:00001000 r4:dfb17000 [ 883.438213][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.438328][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.438390][ T32] r5:84553b8c r4:84553800 [ 883.438517][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.464351][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.464418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.464499][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.464525][ T32] r4:8483ac80 [ 883.464562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.464621][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.464673][ T32] r4:00000001 [ 883.464717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.464765][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.464826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.464862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.464919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.464958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.465033][ T32] r4:84839bc0 [ 883.465064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.465156][ T32] INFO: task kworker/0:107:4404 blocked for more than 460 seconds. [ 883.465254][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.465288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.465388][ T32] task:kworker/0:107 state:D stack:0 pid:4404 tgid:4404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.465509][ T32] Workqueue: events bpf_prog_free_deferred [ 883.465566][ T32] Call trace: [ 883.465662][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.465786][ T32] r10:8291a684 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:851ad400 [ 883.465842][ T32] r4:851ad400 [ 883.465869][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.465918][ T32] r5:851ad400 r4:8291a680 [ 883.465941][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.465982][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.466029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 883.466069][ T32] r4:00000000 [ 883.466135][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.466186][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.466228][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.466292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84832a80 [ 883.466318][ T32] r4:00000000 [ 883.466340][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.466390][ T32] r9:83018005 r8:851ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 883.466445][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.466497][ T32] r5:00001000 r4:dfae9000 [ 883.466576][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.466657][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.466709][ T32] r5:851c778c r4:851c7400 [ 883.466758][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.466812][ T32] r7:dddced80 r6:83018000 r5:851c778c r4:850c0000 [ 883.466836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.466885][ T32] r10:61c88647 r9:851ad400 r8:850c002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.466910][ T32] r4:850c0000 [ 883.466930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.466981][ T32] r10:00000000 r9:850c0000 r8:80287e08 r7:eada1e60 r6:850c0080 r5:851ad400 [ 883.467006][ T32] r4:00000001 [ 883.467077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.467127][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 883.467157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.467212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.467271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.467307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.467353][ T32] r4:851e4e00 [ 883.467696][ T32] INFO: task kworker/0:107:4404 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.467736][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.467978][ T32] Workqueue: events bpf_prog_free_deferred [ 883.468033][ T32] Call trace: [ 883.468131][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.468221][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.468324][ T32] r4:00000000 [ 883.468393][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.468532][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.481244][ T32] dd20: 95c5d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.481320][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.481351][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.481399][ T32] r5:80050013 r4:80239bb0 [ 883.481512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.481621][ T32] r4:82ac21e4 [ 883.481650][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.481701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.481727][ T32] r4:dff9ddc0 [ 883.481748][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.481808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.481840][ T32] r4:00000000 [ 883.481887][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.481968][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.482007][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.482060][ T32] r5:00001000 r4:dfb17000 [ 883.482083][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.482129][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.482174][ T32] r5:84553b8c r4:84553800 [ 883.482222][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.482304][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.482334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.482386][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.482412][ T32] r4:8483ac80 [ 883.482433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.482482][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.482543][ T32] r4:00000001 [ 883.482571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.482613][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.482670][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 883.482866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.482977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.483005][ T32] r4:84839bc0 [ 883.483034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.483097][ T32] INFO: task kworker/1:537:4405 blocked for more than 460 seconds. [ 883.483165][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.483225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.483262][ T32] task:kworker/1:537 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.483350][ T32] Workqueue: events bpf_prog_free_deferred [ 883.483400][ T32] Call trace: [ 883.483500][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.483563][ T32] r10:8291a684 r9:eadbdd84 r8:00000002 r7:60000013 r6:eadbdd8c r5:84ab6c00 [ 883.483590][ T32] r4:84ab6c00 [ 883.483613][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.483665][ T32] r5:84ab6c00 r4:8291a680 [ 883.483691][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.483833][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.483885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 883.483960][ T32] r4:00000000 [ 883.484063][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.484108][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.484147][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.484190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1c40 [ 883.484214][ T32] r4:00000000 [ 883.484236][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.484317][ T32] r9:83018205 r8:84ab6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 883.484342][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.484388][ T32] r5:00001000 r4:eadbf000 [ 883.484435][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.484513][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.484563][ T32] r5:8520678c r4:85206400 [ 883.484588][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.484635][ T32] r7:ddde2d80 r6:83018200 r5:8520678c r4:8503f180 [ 883.484657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.484705][ T32] r10:61c88647 r9:84ab6c00 r8:8503f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.484755][ T32] r4:8503f180 [ 883.484783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.484834][ T32] r10:00000000 r9:8503f180 r8:80287e08 r7:ead95e60 r6:850c0100 r5:84ab6c00 [ 883.484860][ T32] r4:00000001 [ 883.484880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.484943][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 883.485049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.485086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.485166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.485203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.485229][ T32] r4:850b1700 [ 883.485583][ T32] INFO: task kworker/1:537:4405 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.485623][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.485685][ T32] Workqueue: events bpf_prog_free_deferred [ 883.485733][ T32] Call trace: [ 883.485797][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.485852][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.485882][ T32] r4:00000000 [ 883.485938][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.485988][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.486019][ T32] dd20: 95c5d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.486049][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.486076][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.486100][ T32] r5:80050013 r4:80239bb0 [ 883.486167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.486218][ T32] r4:82ac21e4 [ 883.486310][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.486376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.486421][ T32] r4:dff9ddc0 [ 883.486445][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.486491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.486540][ T32] r4:00000000 [ 883.486644][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.486708][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.486751][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.486800][ T32] r5:00001000 r4:dfb17000 [ 883.486859][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.486934][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.487017][ T32] r5:84553b8c r4:84553800 [ 883.487044][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.487136][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.487166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.487217][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.487270][ T32] r4:8483ac80 [ 883.487297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.487422][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.487452][ T32] r4:00000001 [ 883.487474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.487514][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.487544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.487575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.487638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.487674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.487720][ T32] r4:84839bc0 [ 883.487777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.487842][ T32] INFO: task kworker/1:538:4408 blocked for more than 460 seconds. [ 883.487900][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.487955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.487984][ T32] task:kworker/1:538 state:D stack:0 pid:4408 tgid:4408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.488037][ T32] Workqueue: events bpf_prog_free_deferred [ 883.488093][ T32] Call trace: [ 883.488132][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.488184][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000013 r6:eadb9d8c r5:851b8000 [ 883.488210][ T32] r4:851b8000 [ 883.488233][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.488326][ T32] r5:851b8000 r4:8291a680 [ 883.488376][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.488450][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.488502][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 883.488526][ T32] r4:00000000 [ 883.488562][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.488632][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.514400][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.514571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1f40 [ 883.514610][ T32] r4:00000000 [ 883.514659][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.514745][ T32] r9:83018205 r8:851b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 883.514776][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.514830][ T32] r5:00001000 r4:dfd69000 [ 883.514880][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.514929][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.514977][ T32] r5:85206f8c r4:85206c00 [ 883.514998][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.515095][ T32] r7:ddde2d80 r6:83018200 r5:85206f8c r4:8503f200 [ 883.515125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.515181][ T32] r10:61c88647 r9:851b8000 r8:8503f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.515207][ T32] r4:8503f200 [ 883.515228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.515288][ T32] r10:00000000 r9:8503f200 r8:80287e08 r7:ead95e60 r6:850c0180 r5:851b8000 [ 883.515400][ T32] r4:00000001 [ 883.515428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.515471][ T32] Exception stack(0xeadb9fb0 to 0xeadb9ff8) [ 883.515506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.515539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.515568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.515600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.515626][ T32] r4:850b1dc0 [ 883.515968][ T32] INFO: task kworker/1:538:4408 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.516009][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.516086][ T32] Workqueue: events bpf_prog_free_deferred [ 883.516145][ T32] Call trace: [ 883.516284][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.516353][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.516381][ T32] r4:00000000 [ 883.516403][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.516446][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.516503][ T32] dd20: 96134000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.516542][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.516598][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.516629][ T32] r5:80050013 r4:80239bb0 [ 883.516652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.516698][ T32] r4:82ac21e4 [ 883.516721][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.516770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.516810][ T32] r4:dff9ddc0 [ 883.516849][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.516912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.516942][ T32] r4:00000000 [ 883.516966][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.517028][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.517081][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.517131][ T32] r5:00001000 r4:dfb17000 [ 883.517153][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.517197][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.517261][ T32] r5:84553b8c r4:84553800 [ 883.517288][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.517339][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.517413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.517470][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.517495][ T32] r4:8483ac80 [ 883.517516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.517589][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.517634][ T32] r4:00000001 [ 883.517660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.517700][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.517729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.517784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.517844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.517881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.517905][ T32] r4:84839bc0 [ 883.518051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.518088][ T32] INFO: task kworker/0:108:4411 blocked for more than 460 seconds. [ 883.518124][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.518177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.518206][ T32] task:kworker/0:108 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.518267][ T32] Workqueue: events bpf_prog_free_deferred [ 883.518321][ T32] Call trace: [ 883.518434][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.527616][ T32] r10:8291a684 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:851b8c00 [ 883.527722][ T32] r4:851b8c00 [ 883.527752][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.527824][ T32] r5:851b8c00 r4:8291a680 [ 883.527847][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.527903][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.527965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 883.527991][ T32] r4:00000000 [ 883.528014][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.528088][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.528156][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.528207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dfb40 [ 883.528232][ T32] r4:00000000 [ 883.528296][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.528351][ T32] r9:83018005 r8:851b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 883.528376][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.528883][ T32] r5:00001000 r4:eac61000 [ 883.528939][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.529007][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.529057][ T32] r5:851d438c r4:851d4000 [ 883.529080][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.529133][ T32] r7:dddced80 r6:83018000 r5:851d438c r4:850c0200 [ 883.529156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.529206][ T32] r10:61c88647 r9:851b8c00 r8:850c022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.529243][ T32] r4:850c0200 [ 883.529279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.529367][ T32] r10:00000000 r9:850c0200 r8:80287e08 r7:eada1e60 r6:850c0280 r5:851b8c00 [ 883.529398][ T32] r4:00000001 [ 883.529470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.529516][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 883.529550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.529611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.529649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.529711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.529740][ T32] r4:84832d00 [ 883.530068][ T32] INFO: task kworker/0:108:4411 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.530143][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.530273][ T32] Workqueue: events bpf_prog_free_deferred [ 883.530377][ T32] Call trace: [ 883.530418][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.530490][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.530522][ T32] r4:00000000 [ 883.530545][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.530637][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.530674][ T32] dd20: 96134000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.530756][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.530797][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.530824][ T32] r5:80050013 r4:80239bb0 [ 883.530848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.530894][ T32] r4:82ac21e4 [ 883.530916][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.530962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.530986][ T32] r4:dff9ddc0 [ 883.531007][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.531054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.531104][ T32] r4:00000000 [ 883.531146][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.531199][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.531222][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.531275][ T32] r5:00001000 r4:dfb17000 [ 883.531296][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.531337][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.531383][ T32] r5:84553b8c r4:84553800 [ 883.531405][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.531486][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.531529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.531593][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.531618][ T32] r4:8483ac80 [ 883.531644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.531708][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.531737][ T32] r4:00000001 [ 883.531777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.531821][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.531850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.531881][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.531909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.531941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.531965][ T32] r4:84839bc0 [ 883.531988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.532124][ T32] INFO: task kworker/1:539:4413 blocked for more than 460 seconds. [ 883.532172][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.532218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.532257][ T32] task:kworker/1:539 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.532339][ T32] Workqueue: events bpf_prog_free_deferred [ 883.532446][ T32] Call trace: [ 883.532480][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.532532][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:851b9800 [ 883.532556][ T32] r4:851b9800 [ 883.532579][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.532624][ T32] r5:851b9800 r4:8291a680 [ 883.532645][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.532684][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.532728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 883.532776][ T32] r4:00000000 [ 883.532889][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.532934][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.532974][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.533054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1a40 [ 883.533084][ T32] r4:00000000 [ 883.533182][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.533261][ T32] r9:83018205 r8:851b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 883.533290][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.533410][ T32] r5:00001000 r4:dfe05000 [ 883.533455][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.533503][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.533570][ T32] r5:8520738c r4:85207000 [ 883.533618][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.533671][ T32] r7:ddde2d80 r6:83018200 r5:8520738c r4:8503f280 [ 883.533745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.533805][ T32] r10:61c88647 r9:851b9800 r8:8503f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.533832][ T32] r4:8503f280 [ 883.533892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.533949][ T32] r10:00000000 r9:8503f280 r8:80287e08 r7:eadb9e60 r6:850c0300 r5:851b9800 [ 883.533974][ T32] r4:00000001 [ 883.533995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.534084][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 883.534118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.534149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.534182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.534214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.534238][ T32] r4:850b1fc0 [ 883.534429][ T32] INFO: task kworker/1:539:4413 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.534465][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.534527][ T32] Workqueue: events bpf_prog_free_deferred [ 883.534575][ T32] Call trace: [ 883.534632][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.534717][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.534749][ T32] r4:00000000 [ 883.534796][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.534852][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.534884][ T32] dd20: 96134000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.534940][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.534980][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.535058][ T32] r5:80050013 r4:80239bb0 [ 883.535087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.535132][ T32] r4:82ac21e4 [ 883.535170][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.535300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.535404][ T32] r4:dff9ddc0 [ 883.535529][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.535579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.535604][ T32] r4:00000000 [ 883.535627][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.535675][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.535749][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.535799][ T32] r5:00001000 r4:dfb17000 [ 883.535823][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.535865][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.535908][ T32] r5:84553b8c r4:84553800 [ 883.535954][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.536017][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.536041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.536104][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.536134][ T32] r4:8483ac80 [ 883.536156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.536209][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.536238][ T32] r4:00000001 [ 883.536295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.536339][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.536368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.536398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.536426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.536456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.536506][ T32] r4:84839bc0 [ 883.536533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.536588][ T32] INFO: task kworker/1:540:4415 blocked for more than 460 seconds. [ 883.536637][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.536666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.536692][ T32] task:kworker/1:540 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.536799][ T32] Workqueue: events bpf_prog_free_deferred [ 883.536862][ T32] Call trace: [ 883.536962][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.537026][ T32] r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000013 r6:eadd5d8c r5:851ba400 [ 883.537079][ T32] r4:851ba400 [ 883.537106][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.537153][ T32] r5:851ba400 r4:8291a680 [ 883.537189][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.537270][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.537324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd5e08 [ 883.537377][ T32] r4:00000000 [ 883.537405][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.537450][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.537540][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.537591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b040 [ 883.537618][ T32] r4:00000000 [ 883.537641][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.537688][ T32] r9:83018205 r8:851ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 883.537724][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.537810][ T32] r5:00001000 r4:dffd5000 [ 883.537858][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.537913][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.537974][ T32] r5:8520778c r4:85207400 [ 883.538026][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.538131][ T32] r7:ddde2d80 r6:83018200 r5:8520778c r4:8503f300 [ 883.538167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.538219][ T32] r10:61c88647 r9:851ba400 r8:8503f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.538243][ T32] r4:8503f300 [ 883.538311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.538371][ T32] r10:00000000 r9:8503f300 r8:80287e08 r7:eadd1e60 r6:850c0380 r5:851ba400 [ 883.538415][ T32] r4:00000001 [ 883.538440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.570617][ T32] Exception stack(0xeadd5fb0 to 0xeadd5ff8) [ 883.570768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.570837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.570899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.570944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.570972][ T32] r4:850b1ec0 [ 883.571318][ T32] INFO: task kworker/1:540:4415 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.571364][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.571451][ T32] Workqueue: events bpf_prog_free_deferred [ 883.571561][ T32] Call trace: [ 883.571607][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.571672][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.571710][ T32] r4:00000000 [ 883.571737][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.571782][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.571838][ T32] dd20: 968e6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.571891][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.571924][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.571950][ T32] r5:80050013 r4:80239bb0 [ 883.571972][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.572024][ T32] r4:82ac21e4 [ 883.572091][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.572145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.572169][ T32] r4:dff9ddc0 [ 883.572192][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.572241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.572326][ T32] r4:00000000 [ 883.572381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.572540][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.572595][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.572646][ T32] r5:00001000 r4:dfb17000 [ 883.572670][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.572713][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.572757][ T32] r5:84553b8c r4:84553800 [ 883.572779][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.572903][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.572932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.572985][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.573225][ T32] r4:8483ac80 [ 883.573261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.573314][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.573390][ T32] r4:00000001 [ 883.573430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.573474][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.573516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.573626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.573668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.573706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.573732][ T32] r4:84839bc0 [ 883.573797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.573920][ T32] INFO: task kworker/1:541:4417 blocked for more than 460 seconds. [ 883.573961][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.573988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.574042][ T32] task:kworker/1:541 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.574124][ T32] Workqueue: events bpf_prog_free_deferred [ 883.574254][ T32] Call trace: [ 883.574301][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.574354][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:851bb000 [ 883.574379][ T32] r4:851bb000 [ 883.574400][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.574465][ T32] r5:851bb000 r4:8291a680 [ 883.574545][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.574691][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.574743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 883.574781][ T32] r4:00000000 [ 883.574808][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.574898][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.575016][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.575066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b200 [ 883.575091][ T32] r4:00000000 [ 883.575114][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.575253][ T32] r9:83018205 r8:851bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 883.575284][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.575333][ T32] r5:00001000 r4:e01bd000 [ 883.575379][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.575431][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.575479][ T32] r5:85207b8c r4:85207800 [ 883.575500][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.575625][ T32] r7:ddde2d80 r6:83018200 r5:85207b8c r4:8503f380 [ 883.575722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.575802][ T32] r10:61c88647 r9:851bb000 r8:8503f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.575830][ T32] r4:8503f380 [ 883.575851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.575899][ T32] r10:00000000 r9:8503f380 r8:80287e08 r7:eadd5e60 r6:850c0400 r5:851bb000 [ 883.575923][ T32] r4:00000001 [ 883.575945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.575983][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 883.576015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.576133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.576184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.576220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.576245][ T32] r4:8433b100 [ 883.576474][ T32] INFO: task kworker/1:541:4417 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.576685][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.576752][ T32] Workqueue: events bpf_prog_free_deferred [ 883.576858][ T32] Call trace: [ 883.576894][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.576951][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.576977][ T32] r4:00000000 [ 883.576998][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.577040][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.577095][ T32] dd20: 968e6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.577134][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.577161][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.577208][ T32] r5:80050013 r4:80239bb0 [ 883.577256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.577311][ T32] r4:82ac21e4 [ 883.577350][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.577460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.577490][ T32] r4:dff9ddc0 [ 883.577523][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.577572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.577597][ T32] r4:00000000 [ 883.577619][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.577667][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.577690][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.577733][ T32] r5:00001000 r4:dfb17000 [ 883.577755][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.577796][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.577839][ T32] r5:84553b8c r4:84553800 [ 883.577861][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.577910][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.577934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.578034][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.578065][ T32] r4:8483ac80 [ 883.578088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.578139][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.578163][ T32] r4:00000001 [ 883.578198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.578256][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.578306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.578480][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.596825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.596890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.596920][ T32] r4:84839bc0 [ 883.596948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.596982][ T32] INFO: task kworker/1:542:4419 blocked for more than 460 seconds. [ 883.597020][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.597047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.597072][ T32] task:kworker/1:542 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.597211][ T32] Workqueue: events bpf_prog_free_deferred [ 883.597307][ T32] Call trace: [ 883.597440][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.597505][ T32] r10:8291a684 r9:eadddd84 r8:00000002 r7:60000113 r6:eadddd8c r5:851bbc00 [ 883.597532][ T32] r4:851bbc00 [ 883.597554][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.597602][ T32] r5:851bbc00 r4:8291a680 [ 883.597624][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.597668][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.597715][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaddde08 [ 883.597781][ T32] r4:00000000 [ 883.597810][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.597850][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.597916][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.597968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b3c0 [ 883.597993][ T32] r4:00000000 [ 883.598053][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.598110][ T32] r9:83018205 r8:851bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 883.598135][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.598180][ T32] r5:00001000 r4:e0585000 [ 883.598201][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.598265][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.598318][ T32] r5:85207f8c r4:85207c00 [ 883.598348][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.598404][ T32] r7:ddde2d80 r6:83018200 r5:85207f8c r4:8503f400 [ 883.598466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.611338][ T32] r10:61c88647 r9:851bbc00 r8:8503f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.611392][ T32] r4:8503f400 [ 883.611419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.611566][ T32] r10:00000000 r9:8503f400 r8:80287e08 r7:eadd9e60 r6:850c0480 r5:851bbc00 [ 883.611626][ T32] r4:00000001 [ 883.611652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.611697][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 883.611748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.611810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.611844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.611926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.611958][ T32] r4:8433b080 [ 883.612422][ T32] INFO: task kworker/1:542:4419 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.612478][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.612566][ T32] Workqueue: events bpf_prog_free_deferred [ 883.612626][ T32] Call trace: [ 883.612762][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.612853][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.612881][ T32] r4:00000000 [ 883.612903][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.612954][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.612989][ T32] dd20: 96dac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.613073][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.613198][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.613230][ T32] r5:80050013 r4:80239bb0 [ 883.613266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.613314][ T32] r4:82ac21e4 [ 883.613337][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.613407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.613437][ T32] r4:dff9ddc0 [ 883.613460][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.613530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.613756][ T32] r4:00000000 [ 883.613782][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.613833][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.613858][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.613929][ T32] r5:00001000 r4:dfb17000 [ 883.613958][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.614002][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.614048][ T32] r5:84553b8c r4:84553800 [ 883.614071][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.614172][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.614213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.614337][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.614367][ T32] r4:8483ac80 [ 883.614391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.614467][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.614505][ T32] r4:00000001 [ 883.614528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.614576][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.614605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.614642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.614698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.614736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.614762][ T32] r4:84839bc0 [ 883.614810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.614885][ T32] INFO: task kworker/1:543:4420 blocked for more than 460 seconds. [ 883.614936][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.614970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.614993][ T32] task:kworker/1:543 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.615226][ T32] Workqueue: events bpf_prog_free_deferred [ 883.615285][ T32] Call trace: [ 883.615336][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.615443][ T32] r10:8291a684 r9:eade1d84 r8:00000002 r7:60000013 r6:eade1d8c r5:851bc800 [ 883.615474][ T32] r4:851bc800 [ 883.615497][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.615544][ T32] r5:851bc800 r4:8291a680 [ 883.615594][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.615642][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.615714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 883.615745][ T32] r4:00000000 [ 883.615768][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.615806][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.615862][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.615910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b480 [ 883.615935][ T32] r4:00000000 [ 883.615983][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.616035][ T32] r9:83018205 r8:851bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 883.616085][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.616159][ T32] r5:00001000 r4:e0647000 [ 883.616185][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.616228][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.616335][ T32] r5:8521078c r4:85210400 [ 883.616360][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.616450][ T32] r7:ddde2d80 r6:83018200 r5:8521078c r4:8503f480 [ 883.616478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.616530][ T32] r10:61c88647 r9:851bc800 r8:8503f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.616554][ T32] r4:8503f480 [ 883.616574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.616620][ T32] r10:00000000 r9:8503f480 r8:80287e08 r7:eaddde60 r6:850c0500 r5:851bc800 [ 883.616644][ T32] r4:00000001 [ 883.616664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.616717][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 883.616764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.616856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.616892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.616925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.616953][ T32] r4:8433b080 [ 883.617146][ T32] INFO: task kworker/1:543:4420 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.617184][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.617342][ T32] Workqueue: events bpf_prog_free_deferred [ 883.617415][ T32] Call trace: [ 883.617526][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.617611][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.617645][ T32] r4:00000000 [ 883.617773][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.617823][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.617981][ T32] dd20: 96dac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.618072][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.618106][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.618138][ T32] r5:80050013 r4:80239bb0 [ 883.618162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.618209][ T32] r4:82ac21e4 [ 883.618231][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.618286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.618311][ T32] r4:dff9ddc0 [ 883.618335][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.618473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.629062][ T32] r4:00000000 [ 883.629115][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.629213][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.629245][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.629313][ T32] r5:00001000 r4:dfb17000 [ 883.629355][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.629503][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.629560][ T32] r5:84553b8c r4:84553800 [ 883.629608][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.629667][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.629691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.629846][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.629877][ T32] r4:8483ac80 [ 883.629950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.630006][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.630032][ T32] r4:00000001 [ 883.630054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.630093][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.630132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.630192][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.630226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.630267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.630295][ T32] r4:84839bc0 [ 883.630321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.630356][ T32] INFO: task kworker/1:544:4424 blocked for more than 460 seconds. [ 883.630393][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.630420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.630443][ T32] task:kworker/1:544 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.630504][ T32] Workqueue: events bpf_prog_free_deferred [ 883.630552][ T32] Call trace: [ 883.630586][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.630668][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:851bd400 [ 883.630700][ T32] r4:851bd400 [ 883.630724][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.630770][ T32] r5:851bd400 r4:8291a680 [ 883.630816][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.630865][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.630912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 883.631037][ T32] r4:00000000 [ 883.631065][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.631103][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.631141][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.631184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b500 [ 883.631209][ T32] r4:00000000 [ 883.631230][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.631307][ T32] r9:83018205 r8:851bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 883.631360][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.631411][ T32] r5:00001000 r4:e060b000 [ 883.631494][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.631542][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.631612][ T32] r5:8521038c r4:85210000 [ 883.631641][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.631689][ T32] r7:ddde2d80 r6:83018200 r5:8521038c r4:8503f500 [ 883.631711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.631837][ T32] r10:61c88647 r9:851bd400 r8:8503f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.631873][ T32] r4:8503f500 [ 883.631960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.632017][ T32] r10:00000000 r9:8503f500 r8:80287e08 r7:eade1e60 r6:850c0580 r5:851bd400 [ 883.632098][ T32] r4:00000001 [ 883.632128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.632180][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 883.632213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.632244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.632335][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.632392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.632421][ T32] r4:8433b080 [ 883.632779][ T32] INFO: task kworker/1:544:4424 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.632844][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.632958][ T32] Workqueue: events bpf_prog_free_deferred [ 883.633031][ T32] Call trace: [ 883.633076][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.633133][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.633177][ T32] r4:00000000 [ 883.633203][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.633257][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.633305][ T32] dd20: 96dac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.633343][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.633396][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.633428][ T32] r5:80050013 r4:80239bb0 [ 883.633451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.633523][ T32] r4:82ac21e4 [ 883.633551][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.633598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.633755][ T32] r4:dff9ddc0 [ 883.633781][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.633827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.633851][ T32] r4:00000000 [ 883.633872][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.633918][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.633944][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.634054][ T32] r5:00001000 r4:dfb17000 [ 883.634105][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.634160][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.634206][ T32] r5:84553b8c r4:84553800 [ 883.634228][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.634290][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.634361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.634418][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.634467][ T32] r4:8483ac80 [ 883.634493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.634542][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.634593][ T32] r4:00000001 [ 883.634619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.634659][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.634694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.634727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.634768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.634878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.634974][ T32] r4:84839bc0 [ 883.635000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.635112][ T32] INFO: task kworker/1:545:4425 blocked for more than 460 seconds. [ 883.635160][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.635190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.635222][ T32] task:kworker/1:545 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.635307][ T32] Workqueue: events bpf_prog_free_deferred [ 883.635360][ T32] Call trace: [ 883.635413][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.635466][ T32] r10:8291a684 r9:eadf5d84 r8:00000002 r7:60000113 r6:eadf5d8c r5:851be000 [ 883.635491][ T32] r4:851be000 [ 883.635564][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.635632][ T32] r5:851be000 r4:8291a680 [ 883.635658][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.635702][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.635750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 883.635777][ T32] r4:00000000 [ 883.635799][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.635839][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.635901][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.635952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b840 [ 883.636027][ T32] r4:00000000 [ 883.636129][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.636188][ T32] r9:83018205 r8:851be000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 883.636218][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.636318][ T32] r5:00001000 r4:e0719000 [ 883.636370][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.636418][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.636464][ T32] r5:85210f8c r4:85210c00 [ 883.636485][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.636537][ T32] r7:ddde2d80 r6:83018200 r5:85210f8c r4:8503f600 [ 883.636559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.636633][ T32] r10:61c88647 r9:851be000 r8:8503f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.636664][ T32] r4:8503f600 [ 883.636685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.636733][ T32] r10:00000000 r9:8503f600 r8:80287e08 r7:eade1e60 r6:850c0600 r5:851be000 [ 883.636757][ T32] r4:00000001 [ 883.636779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.636815][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 883.636868][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.636915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.636962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.637000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.637039][ T32] r4:8433b540 [ 883.637231][ T32] INFO: task kworker/1:545:4425 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.637339][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.637404][ T32] Workqueue: events bpf_prog_free_deferred [ 883.637452][ T32] Call trace: [ 883.637485][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.637564][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.637595][ T32] r4:00000000 [ 883.637617][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.637683][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.637753][ T32] dd20: 96dac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.637818][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.637868][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.637899][ T32] r5:80050013 r4:80239bb0 [ 883.637999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.638053][ T32] r4:82ac21e4 [ 883.638076][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.638128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.638207][ T32] r4:dff9ddc0 [ 883.638338][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.638429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.680343][ T32] r4:00000000 [ 883.680421][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.680506][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.680533][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.680585][ T32] r5:00001000 r4:dfb17000 [ 883.680607][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.680649][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.680695][ T32] r5:84553b8c r4:84553800 [ 883.680717][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.680768][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.680792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.680872][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.680903][ T32] r4:8483ac80 [ 883.680953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.681012][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.681058][ T32] r4:00000001 [ 883.681122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.681169][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.681203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.681233][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.681271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.681303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.681327][ T32] r4:84839bc0 [ 883.681353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.681398][ T32] INFO: task kworker/1:546:4426 blocked for more than 460 seconds. [ 883.681456][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.681525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.681559][ T32] task:kworker/1:546 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.681688][ T32] Workqueue: events bpf_prog_free_deferred [ 883.682024][ T32] Call trace: [ 883.682142][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.682255][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:8526ec00 [ 883.682300][ T32] r4:8526ec00 [ 883.682327][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.682379][ T32] r5:8526ec00 r4:8291a680 [ 883.682428][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.682476][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.682541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 [ 883.682571][ T32] r4:00000000 [ 883.682646][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.682689][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.682807][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.682857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b640 [ 883.682882][ T32] r4:00000000 [ 883.682929][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.682983][ T32] r9:83018205 r8:8526ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 883.683007][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.683053][ T32] r5:00001000 r4:e0687000 [ 883.683126][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.683173][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.683224][ T32] r5:85210b8c r4:85210800 [ 883.683258][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.683309][ T32] r7:ddde2d80 r6:83018200 r5:85210b8c r4:8503f580 [ 883.683331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.683407][ T32] r10:61c88647 r9:8526ec00 r8:8503f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.683437][ T32] r4:8503f580 [ 883.683459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.683507][ T32] r10:00000000 r9:8503f580 r8:80287e08 r7:eadf5e60 r6:8503f680 r5:8526ec00 [ 883.683552][ T32] r4:00000001 [ 883.683587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.683742][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 883.683801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.683839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.683883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.683919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.683943][ T32] r4:8433b540 [ 883.684330][ T32] INFO: task kworker/1:546:4426 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.684398][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.684478][ T32] Workqueue: events bpf_prog_free_deferred [ 883.684560][ T32] Call trace: [ 883.684618][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.684680][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.684725][ T32] r4:00000000 [ 883.684755][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.684802][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.684846][ T32] dd20: 97672000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.684934][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.684971][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.685000][ T32] r5:80050013 r4:80239bb0 [ 883.685048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.685099][ T32] r4:82ac21e4 [ 883.685121][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.685168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.685193][ T32] r4:dff9ddc0 [ 883.685213][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.685327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.685388][ T32] r4:00000000 [ 883.685415][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.685464][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.685486][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.685530][ T32] r5:00001000 r4:dfb17000 [ 883.685552][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.685595][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.685664][ T32] r5:84553b8c r4:84553800 [ 883.685693][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.685832][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.685864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.685918][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.685942][ T32] r4:8483ac80 [ 883.685962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.686023][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.686052][ T32] r4:00000001 [ 883.686074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.686137][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.686170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.686201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.686231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.686306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.686361][ T32] r4:84839bc0 [ 883.686411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.686469][ T32] INFO: task kworker/1:547:4429 blocked for more than 460 seconds. [ 883.686510][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.686537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.686559][ T32] task:kworker/1:547 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.686641][ T32] Workqueue: events bpf_prog_free_deferred [ 883.686706][ T32] Call trace: [ 883.686756][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.686813][ T32] r10:8291a684 r9:eadedd84 r8:00000002 r7:60000013 r6:eadedd8c r5:84a66c00 [ 883.686865][ T32] r4:84a66c00 [ 883.686900][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.686950][ T32] r5:84a66c00 r4:8291a680 [ 883.686972][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.687013][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.687058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadede08 [ 883.687085][ T32] r4:00000000 [ 883.687108][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.687195][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.687238][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.687295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b9c0 [ 883.687321][ T32] r4:00000000 [ 883.687361][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.687488][ T32] r9:83018205 r8:84a66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 883.687518][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.687589][ T32] r5:00001000 r4:e078b000 [ 883.687626][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.687685][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.687805][ T32] r5:8521138c r4:85211000 [ 883.687858][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.687950][ T32] r7:ddde2d80 r6:83018200 r5:8521138c r4:8503f700 [ 883.688003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.688088][ T32] r10:61c88647 r9:84a66c00 r8:8503f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.688120][ T32] r4:8503f700 [ 883.688148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.688200][ T32] r10:00000000 r9:8503f700 r8:80287e08 r7:eadf5e60 r6:8503f780 r5:84a66c00 [ 883.688258][ T32] r4:00000001 [ 883.688325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.688364][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 883.688419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.688550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.705514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.705580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.705643][ T32] r4:8433b780 [ 883.705992][ T32] INFO: task kworker/1:547:4429 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.706052][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.706164][ T32] Workqueue: events bpf_prog_free_deferred [ 883.706278][ T32] Call trace: [ 883.706324][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.706396][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.706424][ T32] r4:00000000 [ 883.706446][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.706491][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.706522][ T32] dd20: 97672000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.706552][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.706580][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.706608][ T32] r5:80050013 r4:80239bb0 [ 883.706630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.706713][ T32] r4:82ac21e4 [ 883.706744][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.706794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.706819][ T32] r4:dff9ddc0 [ 883.706841][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.706886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.706914][ T32] r4:00000000 [ 883.706936][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.706987][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.707011][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.707057][ T32] r5:00001000 r4:dfb17000 [ 883.707079][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.707133][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.707186][ T32] r5:84553b8c r4:84553800 [ 883.707211][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.707325][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.707368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.707426][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.707502][ T32] r4:8483ac80 [ 883.707582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.707731][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.707763][ T32] r4:00000001 [ 883.707786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.707824][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.707853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.707885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.707914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.708047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.708125][ T32] r4:84839bc0 [ 883.708200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.708238][ T32] INFO: task kworker/1:548:4430 blocked for more than 460 seconds. [ 883.708322][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.708352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.708404][ T32] task:kworker/1:548 state:D stack:0 pid:4430 tgid:4430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.708512][ T32] Workqueue: events bpf_prog_free_deferred [ 883.721587][ T32] Call trace: [ 883.721661][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.721747][ T32] r10:8291a684 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:85270000 [ 883.721775][ T32] r4:85270000 [ 883.721811][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.721891][ T32] r5:85270000 r4:8291a680 [ 883.721919][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.721984][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.722035][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 883.722062][ T32] r4:00000000 [ 883.722084][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.722121][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.722162][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.722286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433bcc0 [ 883.722319][ T32] r4:00000000 [ 883.722347][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.722430][ T32] r9:83018205 r8:85270000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 883.722462][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.722513][ T32] r5:00001000 r4:e07fb000 [ 883.722556][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.722603][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.722652][ T32] r5:8521178c r4:85211400 [ 883.722727][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.722785][ T32] r7:ddde2d80 r6:83018200 r5:8521178c r4:8503f800 [ 883.722810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.722883][ T32] r10:61c88647 r9:85270000 r8:8503f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.722989][ T32] r4:8503f800 [ 883.723015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.723070][ T32] r10:00000000 r9:8503f800 r8:80287e08 r7:eadede60 r6:8503f880 r5:85270000 [ 883.723148][ T32] r4:00000001 [ 883.723182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.723224][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 883.723300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.723339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.723418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.723456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.723508][ T32] r4:8433bb00 [ 883.723897][ T32] INFO: task kworker/1:548:4430 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.723943][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.724099][ T32] Workqueue: events bpf_prog_free_deferred [ 883.724150][ T32] Call trace: [ 883.724185][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.724240][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.724317][ T32] r4:00000000 [ 883.724341][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.724385][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.724417][ T32] dd20: 97b34000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.724475][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.724510][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.724538][ T32] r5:80050013 r4:80239bb0 [ 883.724572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.724651][ T32] r4:82ac21e4 [ 883.724686][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.724734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.724758][ T32] r4:dff9ddc0 [ 883.724855][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.724909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.724935][ T32] r4:00000000 [ 883.724957][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.725006][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.725107][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.725210][ T32] r5:00001000 r4:dfb17000 [ 883.725255][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.725329][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.725387][ T32] r5:84553b8c r4:84553800 [ 883.725409][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.725487][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.725611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.725670][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.725712][ T32] r4:8483ac80 [ 883.725770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.725825][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.725850][ T32] r4:00000001 [ 883.725948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.725999][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.726029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.726061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.726114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.726202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.726240][ T32] r4:84839bc0 [ 883.726359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.726406][ T32] INFO: task kworker/0:109:4433 blocked for more than 460 seconds. [ 883.726446][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.726474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.726498][ T32] task:kworker/0:109 state:D stack:0 pid:4433 tgid:4433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.726602][ T32] Workqueue: events bpf_prog_free_deferred [ 883.726944][ T32] Call trace: [ 883.726979][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.727031][ T32] r10:8291a684 r9:eae05d84 r8:00000002 r7:60000113 r6:eae05d8c r5:85272400 [ 883.727056][ T32] r4:85272400 [ 883.727102][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.727260][ T32] r5:85272400 r4:8291a680 [ 883.727324][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.727374][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.727422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 [ 883.727445][ T32] r4:00000000 [ 883.727479][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.727527][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.727641][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.727691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849df880 [ 883.727717][ T32] r4:00000000 [ 883.727740][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.727787][ T32] r9:83018005 r8:85272400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 883.727888][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.727947][ T32] r5:00001000 r4:e081b000 [ 883.727969][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.728011][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.728105][ T32] r5:851c7f8c r4:851c7c00 [ 883.728137][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.728212][ T32] r7:dddced80 r6:83018000 r5:851c7f8c r4:850c0680 [ 883.728238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.728344][ T32] r10:61c88647 r9:85272400 r8:850c06ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.728438][ T32] r4:850c0680 [ 883.755272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.755386][ T32] r10:00000000 r9:850c0680 r8:80287e08 r7:eadc9e60 r6:8503f900 r5:85272400 [ 883.755454][ T32] r4:00000001 [ 883.755484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.755530][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 883.755565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.755600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.755628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.755660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.755683][ T32] r4:849df780 [ 883.756016][ T32] INFO: task kworker/0:109:4433 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.756055][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.756131][ T32] Workqueue: events bpf_prog_free_deferred [ 883.756184][ T32] Call trace: [ 883.756219][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.756329][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.756403][ T32] r4:00000000 [ 883.756431][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.756477][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.756512][ T32] dd20: 97ff2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.756570][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.756604][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.756656][ T32] r5:80050013 r4:80239bb0 [ 883.756683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.756780][ T32] r4:82ac21e4 [ 883.756834][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.756892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.756943][ T32] r4:dff9ddc0 [ 883.756995][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.757071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.757162][ T32] r4:00000000 [ 883.757215][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.757284][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.757310][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.757356][ T32] r5:00001000 r4:dfb17000 [ 883.757378][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.757422][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.757493][ T32] r5:84553b8c r4:84553800 [ 883.757523][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.757602][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.757634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.757689][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.757740][ T32] r4:8483ac80 [ 883.757817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.757872][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.757899][ T32] r4:00000001 [ 883.757934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.758001][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.758040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.758074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.758129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.758168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.758219][ T32] r4:84839bc0 [ 883.758257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.758297][ T32] INFO: task kworker/1:549:4435 blocked for more than 460 seconds. [ 883.758337][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.758462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.764284][ T32] task:kworker/1:549 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.764413][ T32] Workqueue: events bpf_prog_free_deferred [ 883.764517][ T32] Call trace: [ 883.764581][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.764675][ T32] r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:85273000 [ 883.764738][ T32] r4:85273000 [ 883.764766][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.764817][ T32] r5:85273000 r4:8291a680 [ 883.764840][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.764884][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.764934][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 883.764962][ T32] r4:00000000 [ 883.764986][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.765028][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.765071][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.765151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef040 [ 883.765183][ T32] r4:00000000 [ 883.765207][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.765275][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 883.765302][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.765350][ T32] r5:00001000 r4:e087f000 [ 883.765373][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.765415][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.765461][ T32] r5:85211f8c r4:85211c00 [ 883.765484][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.765536][ T32] r7:ddde2d80 r6:83018200 r5:85211f8c r4:8503f980 [ 883.765561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.765613][ T32] r10:61c88647 r9:85273000 r8:8503f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.765641][ T32] r4:8503f980 [ 883.765688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.765759][ T32] r10:00000000 r9:8503f980 r8:80287e08 r7:eade5e60 r6:8503fa00 r5:85273000 [ 883.765789][ T32] r4:00000001 [ 883.765813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.765855][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 883.765913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.765951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.765984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.766019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.766045][ T32] r4:8433bc80 [ 883.766397][ T32] INFO: task kworker/1:549:4435 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.766498][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.766599][ T32] Workqueue: events bpf_prog_free_deferred [ 883.766656][ T32] Call trace: [ 883.766760][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.766824][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.766851][ T32] r4:00000000 [ 883.766873][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.766918][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.766970][ T32] dd20: 97ff2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.767011][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.767039][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.767066][ T32] r5:80050013 r4:80239bb0 [ 883.767114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.767165][ T32] r4:82ac21e4 [ 883.767189][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.767236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.767269][ T32] r4:dff9ddc0 [ 883.767293][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.767339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.767363][ T32] r4:00000000 [ 883.767423][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.767477][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.767527][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.767578][ T32] r5:00001000 r4:dfb17000 [ 883.767602][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.767644][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.767689][ T32] r5:84553b8c r4:84553800 [ 883.767714][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.767766][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.767792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.767843][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.767868][ T32] r4:8483ac80 [ 883.767936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.767993][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.768019][ T32] r4:00000001 [ 883.768053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.768096][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.768171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.768210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.768240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.768316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.768344][ T32] r4:84839bc0 [ 883.768396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.768518][ T32] INFO: task kworker/1:550:4438 blocked for more than 460 seconds. [ 883.779189][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.779247][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.779289][ T32] task:kworker/1:550 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.779362][ T32] Workqueue: events bpf_prog_free_deferred [ 883.779454][ T32] Call trace: [ 883.779494][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.779575][ T32] r10:8291a684 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:85271800 [ 883.779635][ T32] r4:85271800 [ 883.779664][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.779741][ T32] r5:85271800 r4:8291a680 [ 883.779770][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.779816][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.779880][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 883.779910][ T32] r4:00000000 [ 883.779934][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.779974][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.780017][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.780062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b1740 [ 883.780113][ T32] r4:00000000 [ 883.780142][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.780195][ T32] r9:83018205 r8:85271800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.780225][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.780325][ T32] r5:00001000 r4:e0839000 [ 883.780356][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.780403][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.780496][ T32] r5:85211b8c r4:85211800 [ 883.780527][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.780581][ T32] r7:ddde2d80 r6:83018200 r5:85211b8c r4:8503fa80 [ 883.780631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.780765][ T32] r10:61c88647 r9:85271800 r8:8503faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.780837][ T32] r4:8503fa80 [ 883.780869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.780922][ T32] r10:00000000 r9:8503fa80 r8:80287e08 r7:eae09e60 r6:8503fb00 r5:85271800 [ 883.780948][ T32] r4:00000001 [ 883.780971][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.781013][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 883.781049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.781082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.781112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.781145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.781194][ T32] r4:850b1040 [ 883.781545][ T32] INFO: task kworker/1:550:4438 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.781613][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.781752][ T32] Workqueue: events bpf_prog_free_deferred [ 883.781816][ T32] Call trace: [ 883.781860][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.781931][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.781990][ T32] r4:00000000 [ 883.782029][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.782105][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.782153][ T32] dd20: 9811f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.782187][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.782253][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.782288][ T32] r5:80050013 r4:80239bb0 [ 883.782313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.782389][ T32] r4:82ac21e4 [ 883.782418][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.782482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.782538][ T32] r4:dff9ddc0 [ 883.782565][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.782636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.782717][ T32] r4:00000000 [ 883.782770][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.782834][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.782884][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.782935][ T32] r5:00001000 r4:dfb17000 [ 883.783042][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.783090][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.783138][ T32] r5:84553b8c r4:84553800 [ 883.783161][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.783214][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.783240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.783304][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.783353][ T32] r4:8483ac80 [ 883.783380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.783431][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.783470][ T32] r4:00000001 [ 883.783520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.783568][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.783602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.783674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.783710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.783744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.783767][ T32] r4:84839bc0 [ 883.783868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.783905][ T32] INFO: task kworker/0:110:4439 blocked for more than 460 seconds. [ 883.783997][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.784093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.784121][ T32] task:kworker/0:110 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.784175][ T32] Workqueue: events bpf_prog_free_deferred [ 883.784221][ T32] Call trace: [ 883.784323][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.784380][ T32] r10:8291a684 r9:eae01d84 r8:00000002 r7:60000113 r6:eae01d8c r5:85273c00 [ 883.784406][ T32] r4:85273c00 [ 883.784453][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.784505][ T32] r5:85273c00 r4:8291a680 [ 883.784527][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.784567][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.784611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 883.784637][ T32] r4:00000000 [ 883.784686][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.784765][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.784857][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.784906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849df9c0 [ 883.785031][ T32] r4:00000000 [ 883.785059][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.785109][ T32] r9:83018005 r8:85273c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 883.785150][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.785207][ T32] r5:00001000 r4:eaacd000 [ 883.785229][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.785281][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.785338][ T32] r5:844a4f8c r4:844a4c00 [ 883.785376][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.785429][ T32] r7:dddced80 r6:83018000 r5:844a4f8c r4:850c0700 [ 883.785452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.785505][ T32] r10:61c88647 r9:85273c00 r8:850c072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.785532][ T32] r4:850c0700 [ 883.785553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.785600][ T32] r10:00000000 r9:850c0700 r8:80287e08 r7:eadc9e60 r6:8503fb80 r5:85273c00 [ 883.785636][ T32] r4:00000001 [ 883.785674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.785718][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 883.785748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.785780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.785808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.785854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.785882][ T32] r4:849df8c0 [ 883.786067][ T32] INFO: task kworker/0:110:4439 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.786128][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.786222][ T32] Workqueue: events bpf_prog_free_deferred [ 883.786294][ T32] Call trace: [ 883.786327][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.786382][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.786408][ T32] r4:00000000 [ 883.786429][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.786470][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.786528][ T32] dd20: 9811f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.786569][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.786596][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.786649][ T32] r5:80050013 r4:80239bb0 [ 883.786679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.786767][ T32] r4:82ac21e4 [ 883.786800][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.786875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.786905][ T32] r4:dff9ddc0 [ 883.786927][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.786972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.787020][ T32] r4:00000000 [ 883.787059][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.787137][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.787215][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.787306][ T32] r5:00001000 r4:dfb17000 [ 883.787332][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.787401][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.787476][ T32] r5:84553b8c r4:84553800 [ 883.787526][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.787584][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.787609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.787664][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.787690][ T32] r4:8483ac80 [ 883.787721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.787838][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.787894][ T32] r4:00000001 [ 883.788032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.788094][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.788129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.788171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.788204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.788237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.788297][ T32] r4:84839bc0 [ 883.788322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.788353][ T32] INFO: task kworker/1:551:4441 blocked for more than 460 seconds. [ 883.788384][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.788410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.788433][ T32] task:kworker/1:551 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.812694][ T32] Workqueue: events bpf_prog_free_deferred [ 883.812869][ T32] Call trace: [ 883.812943][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.813018][ T32] r10:8291a684 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:85270c00 [ 883.813046][ T32] r4:85270c00 [ 883.813130][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.813185][ T32] r5:85270c00 r4:8291a680 [ 883.813208][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.813259][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.813310][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 883.813335][ T32] r4:00000000 [ 883.813382][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.813425][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.813479][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.813530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef3c0 [ 883.813555][ T32] r4:00000000 [ 883.813578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.813679][ T32] r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 883.813719][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.813846][ T32] r5:00001000 r4:e4919000 [ 883.813923][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.814022][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.814075][ T32] r5:8521238c r4:85212000 [ 883.814105][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.814161][ T32] r7:ddde2d80 r6:83018200 r5:8521238c r4:8503fc00 [ 883.814212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.814308][ T32] r10:61c88647 r9:85270c00 r8:8503fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.814338][ T32] r4:8503fc00 [ 883.814365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.814417][ T32] r10:00000000 r9:8503fc00 r8:80287e08 r7:eae09e60 r6:8503fc80 r5:85270c00 [ 883.814567][ T32] r4:00000001 [ 883.814695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.814740][ T32] Exception stack(0xeae1dfb0 to 0xeae1dff8) [ 883.814798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.814836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.814867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.814998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.815028][ T32] r4:850ef1c0 [ 883.815371][ T32] INFO: task kworker/1:551:4441 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.815473][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.815560][ T32] Workqueue: events bpf_prog_free_deferred [ 883.815690][ T32] Call trace: [ 883.815837][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.815896][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.815922][ T32] r4:00000000 [ 883.815944][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.816022][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.816061][ T32] dd20: 984b0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.816142][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.816175][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.816228][ T32] r5:80050013 r4:80239bb0 [ 883.816313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.816366][ T32] r4:82ac21e4 [ 883.816415][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.816492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.816548][ T32] r4:dff9ddc0 [ 883.816574][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.816664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.816722][ T32] r4:00000000 [ 883.816785][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.816837][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.816861][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.816931][ T32] r5:00001000 r4:dfb17000 [ 883.816957][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.817021][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.817081][ T32] r5:84553b8c r4:84553800 [ 883.817109][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.817256][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.817304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.817412][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.817444][ T32] r4:8483ac80 [ 883.817467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.817532][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.817566][ T32] r4:00000001 [ 883.817590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.817629][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.817659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.817690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.817718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.817749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.817774][ T32] r4:84839bc0 [ 883.817799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.817869][ T32] INFO: task kworker/1:552:4443 blocked for more than 460 seconds. [ 883.817912][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.817940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.818012][ T32] task:kworker/1:552 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.818171][ T32] Workqueue: events bpf_prog_free_deferred [ 883.818258][ T32] Call trace: [ 883.818296][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.818349][ T32] r10:8291a684 r9:eae21d84 r8:00000002 r7:60000013 r6:eae21d8c r5:85274800 [ 883.818419][ T32] r4:85274800 [ 883.836929][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.837037][ T32] r5:85274800 r4:8291a680 [ 883.837076][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.837126][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.837176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 [ 883.837202][ T32] r4:00000000 [ 883.837226][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.837299][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.837349][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.837396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef580 [ 883.837420][ T32] r4:00000000 [ 883.837441][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.837490][ T32] r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 883.837515][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.837563][ T32] r5:00001000 r4:e494d000 [ 883.837585][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.837627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.837671][ T32] r5:8521278c r4:85212400 [ 883.837692][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.837779][ T32] r7:ddde2d80 r6:83018200 r5:8521278c r4:8503fd00 [ 883.837828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.837902][ T32] r10:61c88647 r9:85274800 r8:8503fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.837928][ T32] r4:8503fd00 [ 883.837993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.838050][ T32] r10:00000000 r9:8503fd00 r8:80287e08 r7:eae1de60 r6:8503fd80 r5:85274800 [ 883.838099][ T32] r4:00000001 [ 883.838149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.838195][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 883.838246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.838293][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.838321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.838377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.838406][ T32] r4:850ef140 [ 883.843304][ T32] INFO: task kworker/1:552:4443 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.843420][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.843504][ T32] Workqueue: events bpf_prog_free_deferred [ 883.843594][ T32] Call trace: [ 883.843633][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.843697][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.843723][ T32] r4:00000000 [ 883.843745][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.843789][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.843839][ T32] dd20: 9898a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.843879][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.843907][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.843934][ T32] r5:80050013 r4:80239bb0 [ 883.843957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.844019][ T32] r4:82ac21e4 [ 883.844051][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.844123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.844154][ T32] r4:dff9ddc0 [ 883.844178][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.844224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.844312][ T32] r4:00000000 [ 883.844372][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.844428][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.844452][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.844513][ T32] r5:00001000 r4:dfb17000 [ 883.844543][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.844587][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.844635][ T32] r5:84553b8c r4:84553800 [ 883.844657][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.844756][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.844797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.844950][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.844979][ T32] r4:8483ac80 [ 883.845003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.845054][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.845079][ T32] r4:00000001 [ 883.845101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.845139][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.845168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.845198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.845227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.845266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.845309][ T32] r4:84839bc0 [ 883.845361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.845397][ T32] INFO: task kworker/1:553:4445 blocked for more than 460 seconds. [ 883.845434][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.845460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.845481][ T32] task:kworker/1:553 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.845534][ T32] Workqueue: events bpf_prog_free_deferred [ 883.845610][ T32] Call trace: [ 883.845645][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.845698][ T32] r10:8291a684 r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:85276c00 [ 883.845723][ T32] r4:85276c00 [ 883.845767][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.845818][ T32] r5:85276c00 r4:8291a680 [ 883.845841][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.845882][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.845927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 883.845951][ T32] r4:00000000 [ 883.845972][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.846009][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.846045][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.846090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef880 [ 883.846114][ T32] r4:00000000 [ 883.846153][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.846207][ T32] r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 883.846231][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.846295][ T32] r5:00001000 r4:eab0b000 [ 883.846342][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.846405][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.846458][ T32] r5:85212b8c r4:85212800 [ 883.846479][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.846526][ T32] r7:ddde2d80 r6:83018200 r5:85212b8c r4:8503fe00 [ 883.846571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.846628][ T32] r10:61c88647 r9:85276c00 r8:8503fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.846654][ T32] r4:8503fe00 [ 883.846675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.846722][ T32] r10:00000000 r9:8503fe00 r8:80287e08 r7:eae21e60 r6:8503fe80 r5:85276c00 [ 883.846746][ T32] r4:00000001 [ 883.846768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.846805][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 883.846833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.846879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.846913][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.846944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.846971][ T32] r4:850ef540 [ 883.847173][ T32] INFO: task kworker/1:553:4445 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.847211][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.847295][ T32] Workqueue: events bpf_prog_free_deferred [ 883.847383][ T32] Call trace: [ 883.847463][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.847523][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.847571][ T32] r4:00000000 [ 883.847610][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.847704][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.847739][ T32] dd20: 9898a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.847799][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.847839][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.847866][ T32] r5:80050013 r4:80239bb0 [ 883.847912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.848038][ T32] r4:82ac21e4 [ 883.848065][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.848111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.848147][ T32] r4:dff9ddc0 [ 883.848173][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.848219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.848242][ T32] r4:00000000 [ 883.848301][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.848352][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.866527][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.866705][ T32] r5:00001000 r4:dfb17000 [ 883.866746][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.866805][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.866860][ T32] r5:84553b8c r4:84553800 [ 883.866885][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.866939][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.866984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.867041][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.867066][ T32] r4:8483ac80 [ 883.867088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.867139][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.867164][ T32] r4:00000001 [ 883.867234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.867296][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.867357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.867420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.867453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.867488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.867537][ T32] r4:84839bc0 [ 883.867573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.867610][ T32] INFO: task kworker/1:554:4448 blocked for more than 460 seconds. [ 883.867647][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.867750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.867806][ T32] task:kworker/1:554 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.868031][ T32] Workqueue: events bpf_prog_free_deferred [ 883.868087][ T32] Call trace: [ 883.868150][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.868212][ T32] r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000013 r6:eae2dd8c r5:85279800 [ 883.868238][ T32] r4:85279800 [ 883.868300][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.868349][ T32] r5:85279800 r4:8291a680 [ 883.868371][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.868411][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.868517][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 883.873792][ T32] r4:00000000 [ 883.873845][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.874012][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.874065][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.874188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850efa40 [ 883.874243][ T32] r4:00000000 [ 883.874278][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.874353][ T32] r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 883.874390][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.874442][ T32] r5:00001000 r4:eac4b000 [ 883.874465][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.874508][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.874560][ T32] r5:85212f8c r4:85212c00 [ 883.874585][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.874639][ T32] r7:ddde2d80 r6:83018200 r5:85212f8c r4:8503ff00 [ 883.874662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.874812][ T32] r10:61c88647 r9:85279800 r8:8503ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.874942][ T32] r4:8503ff00 [ 883.874968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.875041][ T32] r10:00000000 r9:8503ff00 r8:80287e08 r7:eae25e60 r6:8503ff80 r5:85279800 [ 883.875070][ T32] r4:00000001 [ 883.875093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.875135][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 883.875168][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.875198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.875241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.875355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.875397][ T32] r4:850ef840 [ 883.875734][ T32] INFO: task kworker/1:554:4448 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.875798][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.875906][ T32] Workqueue: events bpf_prog_free_deferred [ 883.875961][ T32] Call trace: [ 883.875997][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.876052][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.876078][ T32] r4:00000000 [ 883.876099][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.876166][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.876202][ T32] dd20: 98db4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.876234][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.876318][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.876350][ T32] r5:80050013 r4:80239bb0 [ 883.876373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.876422][ T32] r4:82ac21e4 [ 883.876471][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.876523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.876624][ T32] r4:dff9ddc0 [ 883.876677][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.876727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.876778][ T32] r4:00000000 [ 883.876804][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.876855][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.876878][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.876935][ T32] r5:00001000 r4:dfb17000 [ 883.876961][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.877004][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.877048][ T32] r5:84553b8c r4:84553800 [ 883.877082][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.877140][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.877251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.877319][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.877344][ T32] r4:8483ac80 [ 883.877366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.877501][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.877532][ T32] r4:00000001 [ 883.877554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.877592][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.877830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.877866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.877897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.878032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.878061][ T32] r4:84839bc0 [ 883.878085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.878116][ T32] INFO: task kworker/1:555:4450 blocked for more than 460 seconds. [ 883.878163][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.878201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.878254][ T32] task:kworker/1:555 state:D stack:0 pid:4450 tgid:4450 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.878343][ T32] Workqueue: events bpf_prog_free_deferred [ 883.878403][ T32] Call trace: [ 883.878601][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.896153][ T32] r10:8291a684 r9:eae11d84 r8:00000002 r7:60000113 r6:eae11d8c r5:85278c00 [ 883.896239][ T32] r4:85278c00 [ 883.896315][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.896390][ T32] r5:85278c00 r4:8291a680 [ 883.896415][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.896458][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.896505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 883.896529][ T32] r4:00000000 [ 883.896551][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.896587][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.896629][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.896673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7040 [ 883.896697][ T32] r4:00000000 [ 883.896745][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.896803][ T32] r9:83018205 r8:85278c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 883.896865][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.896922][ T32] r5:00001000 r4:eacf7000 [ 883.896945][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.896989][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.897036][ T32] r5:8521378c r4:85213400 [ 883.897098][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.897205][ T32] r7:ddde2d80 r6:83018200 r5:8521378c r4:8503c000 [ 883.897255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.897314][ T32] r10:61c88647 r9:85278c00 r8:8503c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.897339][ T32] r4:8503c000 [ 883.897376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.897432][ T32] r10:00000000 r9:8503c000 r8:80287e08 r7:eae2de60 r6:8503c080 r5:85278c00 [ 883.897457][ T32] r4:00000001 [ 883.897497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.897547][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 883.897609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.897646][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.897675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.897706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.897730][ T32] r4:850ef180 [ 883.898058][ T32] INFO: task kworker/1:555:4450 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.898098][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.898172][ T32] Workqueue: events bpf_prog_free_deferred [ 883.898283][ T32] Call trace: [ 883.898325][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.903691][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.903747][ T32] r4:00000000 [ 883.903773][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.903844][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.903907][ T32] dd20: 99125000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.904039][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.904073][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.904100][ T32] r5:80050013 r4:80239bb0 [ 883.904149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.904288][ T32] r4:82ac21e4 [ 883.904324][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.904375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.904417][ T32] r4:dff9ddc0 [ 883.904444][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.904490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.904514][ T32] r4:00000000 [ 883.904552][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.904608][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.904634][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.904682][ T32] r5:00001000 r4:dfb17000 [ 883.904704][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.904745][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.904791][ T32] r5:84553b8c r4:84553800 [ 883.904813][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.904863][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.904887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.904986][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.905034][ T32] r4:8483ac80 [ 883.905162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.905226][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.905283][ T32] r4:00000001 [ 883.905337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.905406][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.905474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.905509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.905558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.905594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.905618][ T32] r4:84839bc0 [ 883.905649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.905683][ T32] INFO: task kworker/0:111:4452 blocked for more than 460 seconds. [ 883.905720][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.905775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.905841][ T32] task:kworker/0:111 state:D stack:0 pid:4452 tgid:4452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.905909][ T32] Workqueue: events bpf_prog_free_deferred [ 883.905991][ T32] Call trace: [ 883.906027][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.906079][ T32] r10:8291a684 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:8527b000 [ 883.906105][ T32] r4:8527b000 [ 883.906126][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.906171][ T32] r5:8527b000 r4:8291a680 [ 883.906199][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.906243][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.906301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 883.906325][ T32] r4:00000000 [ 883.906347][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.906385][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.906427][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.906498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8d00 [ 883.906557][ T32] r4:00000000 [ 883.906583][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.906637][ T32] r9:83018005 r8:8527b000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 883.906663][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.906730][ T32] r5:00001000 r4:dfe15000 [ 883.906755][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.906824][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.906875][ T32] r5:851d5b8c r4:851d5800 [ 883.906900][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.906947][ T32] r7:dddced80 r6:83018000 r5:851d5b8c r4:850c0780 [ 883.906969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.907017][ T32] r10:61c88647 r9:8527b000 r8:850c07ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.907041][ T32] r4:850c0780 [ 883.907110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.907164][ T32] r10:00000000 r9:850c0780 r8:80287e08 r7:eadc9e60 r6:8503c100 r5:8527b000 [ 883.907188][ T32] r4:00000001 [ 883.907233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.907282][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 883.907312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.907346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.907377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.907408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.907432][ T32] r4:849dfac0 [ 883.907758][ T32] INFO: task kworker/0:111:4452 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.907794][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.907930][ T32] Workqueue: events bpf_prog_free_deferred [ 883.908011][ T32] Call trace: [ 883.908091][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.908177][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.908207][ T32] r4:00000000 [ 883.908286][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.908413][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.926806][ T32] dd20: 99471000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.926873][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.926929][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.926992][ T32] r5:80050013 r4:80239bb0 [ 883.927120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.927199][ T32] r4:82ac21e4 [ 883.927222][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.927333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.927376][ T32] r4:dff9ddc0 [ 883.927428][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.927487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.927515][ T32] r4:00000000 [ 883.927537][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.927637][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.927694][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.927773][ T32] r5:00001000 r4:dfb17000 [ 883.927807][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.927853][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.927971][ T32] r5:84553b8c r4:84553800 [ 883.927999][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.928053][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.928077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.928228][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.928297][ T32] r4:8483ac80 [ 883.928341][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.930671][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.930713][ T32] r4:00000001 [ 883.930749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.930849][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.930936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.930985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.931078][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.931116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.931166][ T32] r4:84839bc0 [ 883.931201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.931256][ T32] INFO: task kworker/1:556:4453 blocked for more than 460 seconds. [ 883.931296][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.931324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.931348][ T32] task:kworker/1:556 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.931446][ T32] Workqueue: events bpf_prog_free_deferred [ 883.931620][ T32] Call trace: [ 883.931688][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.931747][ T32] r10:8291a684 r9:eae39d84 r8:00000002 r7:60000113 r6:eae39d8c r5:8527bc00 [ 883.931859][ T32] r4:8527bc00 [ 883.931888][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.931938][ T32] r5:8527bc00 r4:8291a680 [ 883.931963][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.932017][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.932103][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 883.932129][ T32] r4:00000000 [ 883.932151][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.932189][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.932233][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.932315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b16c0 [ 883.932342][ T32] r4:00000000 [ 883.932392][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.932450][ T32] r9:83018205 r8:8527bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 883.932474][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.932547][ T32] r5:00001000 r4:eace9000 [ 883.932600][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.932665][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.932723][ T32] r5:8521338c r4:85213000 [ 883.932783][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.932840][ T32] r7:ddde2d80 r6:83018200 r5:8521338c r4:8503c180 [ 883.932863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.932914][ T32] r10:61c88647 r9:8527bc00 r8:8503c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.932939][ T32] r4:8503c180 [ 883.932960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.933008][ T32] r10:00000000 r9:8503c180 r8:80287e08 r7:eae11e60 r6:8503c200 r5:8527bc00 [ 883.933059][ T32] r4:00000001 [ 883.933109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.933165][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 883.933200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 883.933267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.933362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.933482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.933512][ T32] r4:850efd40 [ 883.933900][ T32] INFO: task kworker/1:556:4453 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.934010][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.934086][ T32] Workqueue: events bpf_prog_free_deferred [ 883.934289][ T32] Call trace: [ 883.934326][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.934383][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.934434][ T32] r4:00000000 [ 883.934460][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.934506][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.934537][ T32] dd20: 99471000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.934570][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.934621][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.934653][ T32] r5:80050013 r4:80239bb0 [ 883.934677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.934724][ T32] r4:82ac21e4 [ 883.934821][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.934872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.934923][ T32] r4:dff9ddc0 [ 883.934974][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.935022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.935071][ T32] r4:00000000 [ 883.935098][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.935148][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.935197][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.935251][ T32] r5:00001000 r4:dfb17000 [ 883.935275][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.935317][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.935370][ T32] r5:84553b8c r4:84553800 [ 883.935393][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.935443][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.935466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.935519][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.935568][ T32] r4:8483ac80 [ 883.935595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.935650][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.935676][ T32] r4:00000001 [ 883.935698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.935735][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.935763][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.935794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.935823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.935879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.935932][ T32] r4:84839bc0 [ 883.935997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.936031][ T32] INFO: task kworker/0:112:4454 blocked for more than 460 seconds. [ 883.936064][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.936117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.936195][ T32] task:kworker/0:112 state:D stack:0 pid:4454 tgid:4454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.936314][ T32] Workqueue: events bpf_prog_free_deferred [ 883.936395][ T32] Call trace: [ 883.936432][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.936513][ T32] r10:8291a684 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:8527c800 [ 883.936543][ T32] r4:8527c800 [ 883.936567][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.936614][ T32] r5:8527c800 r4:8291a680 [ 883.936635][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.936695][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.936746][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 883.936770][ T32] r4:00000000 [ 883.936840][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.936885][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.936929][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.937032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dfcc0 [ 883.937062][ T32] r4:00000000 [ 883.937085][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.937133][ T32] r9:83018005 r8:8527c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 883.937155][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.937199][ T32] r5:00001000 r4:eaccb000 [ 883.937220][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.937272][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.937318][ T32] r5:851d478c r4:851d4400 [ 883.937338][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.937384][ T32] r7:dddced80 r6:83018000 r5:851d478c r4:850c0800 [ 883.937406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.937458][ T32] r10:61c88647 r9:8527c800 r8:850c082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.937484][ T32] r4:850c0800 [ 883.937510][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.937563][ T32] r10:00000000 r9:850c0800 r8:80287e08 r7:eae35e60 r6:8503c280 r5:8527c800 [ 883.937614][ T32] r4:00000001 [ 883.937642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.937683][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 883.937724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.937784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.937843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.937913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.937946][ T32] r4:849dfac0 [ 883.938128][ T32] INFO: task kworker/0:112:4454 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 4 printk messages dropped ** [ 883.938534][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 883.963649][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 883.963895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 883.964572][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 883.964779][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 883.965085][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 883.965322][ T32] task:kworker/0:113 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.965391][ T32] Workqueue: events bpf_prog_free_deferred [ 883.965449][ T32] Call trace: [ 883.965510][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.965568][ T32] r10:8291a684 r9:eae45d84 r8:00000002 r7:60000113 r6:eae45d8c r5:8527d400 [ 883.965620][ T32] r4:8527d400 [ 883.965647][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.965699][ T32] r5:8527d400 r4:8291a680 [ 883.965748][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.965819][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.965896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 883.965977][ T32] r4:00000000 [ 883.966004][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.966044][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.966080][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.966123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dfd80 [ 883.966147][ T32] r4:00000000 [ 883.966168][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.966214][ T32] r9:83018005 r8:8527d400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 883.966237][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.966300][ T32] r5:00001000 r4:eace1000 [ 883.966323][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.966365][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.966409][ T32] r5:851d4b8c r4:851d4800 [ 883.966431][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.966479][ T32] r7:dddced80 r6:83018000 r5:851d4b8c r4:850c0880 [ 883.966500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.966573][ T32] r10:61c88647 r9:8527d400 r8:850c08ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.966604][ T32] r4:850c0880 [ 883.966636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.966689][ T32] r10:00000000 r9:850c0880 r8:80287e08 r7:eae35e60 r6:8503c300 r5:8527d400 [ 883.966739][ T32] r4:00000001 [ 883.966764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.966802][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 883.966858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 883.966922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.966956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.966989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.967012][ T32] r4:849dfc00 [ 883.967353][ T32] INFO: task kworker/0:113:4456 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.967417][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.967516][ T32] Workqueue: events bpf_prog_free_deferred [ 883.967597][ T32] Call trace: [ 883.967661][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.967720][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.967746][ T32] r4:00000000 [ 883.967766][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.967812][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.967857][ T32] dd20: 99915000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.967893][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.967925][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.967952][ T32] r5:80050013 r4:80239bb0 [ 883.967973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.968016][ T32] r4:82ac21e4 [ 883.968038][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.968081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.968156][ T32] r4:dff9ddc0 [ 883.968183][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.968256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.968339][ T32] r4:00000000 [ 883.980859][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.981032][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.981065][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.981120][ T32] r5:00001000 r4:dfb17000 [ 883.981157][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.981208][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.981266][ T32] r5:84553b8c r4:84553800 [ 883.981333][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.981400][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.981426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.981484][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.981508][ T32] r4:8483ac80 [ 883.981554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.981636][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.981666][ T32] r4:00000001 [ 883.981689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.981774][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.981817][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.981850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.981879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.981963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.981995][ T32] r4:84839bc0 [ 883.982022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.982053][ T32] INFO: task kworker/0:114:4457 blocked for more than 461 seconds. [ 883.982089][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.982121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.982174][ T32] task:kworker/0:114 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.982240][ T32] Workqueue: events bpf_prog_free_deferred [ 883.982338][ T32] Call trace: [ 883.982386][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.982448][ T32] r10:8291a684 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:8527e000 [ 883.982475][ T32] r4:8527e000 [ 883.982523][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.982586][ T32] r5:8527e000 r4:8291a680 [ 883.982612][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.982655][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.982725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 883.982755][ T32] r4:00000000 [ 883.982777][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.982817][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.982856][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.982900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c89c0 [ 883.982939][ T32] r4:00000000 [ 883.982967][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.983020][ T32] r9:83018005 r8:8527e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 883.983069][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.983120][ T32] r5:00001000 r4:eaf03000 [ 883.983142][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.983185][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.983230][ T32] r5:851d4f8c r4:851d4c00 [ 883.983262][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.983319][ T32] r7:dddced80 r6:83018000 r5:851d4f8c r4:850c0900 [ 883.983389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.983490][ T32] r10:61c88647 r9:8527e000 r8:850c092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 883.983545][ T32] r4:850c0900 [ 883.983573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.983630][ T32] r10:00000000 r9:850c0900 r8:80287e08 r7:eae35e60 r6:850c0980 r5:8527e000 [ 883.983735][ T32] r4:00000001 [ 883.983762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.983803][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 883.983860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.983896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.983925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.983956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.983980][ T32] r4:849dfdc0 [ 883.984342][ T32] INFO: task kworker/0:114:4457 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 883.984383][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.984504][ T32] Workqueue: events bpf_prog_free_deferred [ 883.984553][ T32] Call trace: [ 883.984690][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 883.984752][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 883.984829][ T32] r4:00000000 [ 883.984866][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 883.984979][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 883.985015][ T32] dd20: 99c91000 dfafb000 00000001 80239b98 7f151000 00000001 [ 883.985048][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 883.985076][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 883.985102][ T32] r5:80050013 r4:80239bb0 [ 883.985123][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 883.985168][ T32] r4:82ac21e4 [ 883.985191][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 883.985242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 883.985276][ T32] r4:dff9ddc0 [ 883.985298][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.985367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 883.985424][ T32] r4:00000000 [ 883.985451][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.985500][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 883.985524][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.985568][ T32] r5:00001000 r4:dfb17000 [ 883.985604][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.985675][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.985725][ T32] r5:84553b8c r4:84553800 [ 883.985746][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.985797][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 883.985853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.985909][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.985934][ T32] r4:8483ac80 [ 883.985955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.986030][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 883.986060][ T32] r4:00000001 [ 883.986093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.986136][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 883.986190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 883.986261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.986309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.986346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 883.986370][ T32] r4:84839bc0 [ 883.986418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 883.986451][ T32] INFO: task kworker/1:557:4461 blocked for more than 461 seconds. [ 883.986482][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 883.986533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 883.986562][ T32] task:kworker/1:557 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 883.986615][ T32] Workqueue: events bpf_prog_free_deferred [ 883.986713][ T32] Call trace: [ 883.986752][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 883.986805][ T32] r10:8291a684 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:84350000 [ 883.986854][ T32] r4:84350000 [ 883.986882][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 883.986929][ T32] r5:84350000 r4:8291a680 [ 883.986951][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 883.987017][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 883.987093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 883.987123][ T32] r4:00000000 [ 883.987148][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 883.987190][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 883.987262][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 883.987328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7180 [ 883.987356][ T32] r4:00000000 [ 883.987402][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 883.987489][ T32] r9:83018205 r8:84350000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 883.987546][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 883.987604][ T32] r5:00001000 r4:ead03000 [ 883.987626][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 883.987668][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 883.987723][ T32] r5:85213b8c r4:85213800 [ 883.987778][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 883.987875][ T32] r7:ddde2d80 r6:83018200 r5:85213b8c r4:8503c380 [ 883.987951][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 883.988009][ T32] r10:61c88647 r9:84350000 r8:8503c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 883.988034][ T32] r4:8503c380 [ 883.988055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 883.988105][ T32] r10:00000000 r9:8503c380 r8:80287e08 r7:eae11e60 r6:850c0a00 r5:84350000 [ 883.988130][ T32] r4:00000001 [ 883.988150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 883.988199][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 883.988233][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 883.988315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 883.988352][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 883.988435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.014219][ T32] r4:850b7000 [ 884.014900][ T32] INFO: task kworker/1:557:4461 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.014993][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.015200][ T32] Workqueue: events bpf_prog_free_deferred [ 884.015350][ T32] Call trace: [ 884.015422][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.015552][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.015608][ T32] r4:00000000 [ 884.015651][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.015755][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.015826][ T32] dd20: 9a1f1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.015892][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.015950][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.016023][ T32] r5:80050013 r4:80239bb0 [ 884.016081][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.016171][ T32] r4:82ac21e4 [ 884.016218][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.016341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.016393][ T32] r4:dff9ddc0 [ 884.016457][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.016564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.016616][ T32] r4:00000000 [ 884.016663][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.016765][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.016817][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.016928][ T32] r5:00001000 r4:dfb17000 [ 884.016985][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.017074][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.017180][ T32] r5:84553b8c r4:84553800 [ 884.017249][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.017366][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.017436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.017547][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.017600][ T32] r4:8483ac80 [ 884.017646][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.017743][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.017829][ T32] r4:00000001 [ 884.017893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.017976][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.018037][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.018117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.018196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.018274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.018327][ T32] r4:84839bc0 [ 884.029083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.029303][ T32] INFO: task kworker/1:558:4464 blocked for more than 461 seconds. [ 884.029392][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.029448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.029531][ T32] task:kworker/1:558 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.029672][ T32] Workqueue: events bpf_prog_free_deferred [ 884.029896][ T32] Call trace: [ 884.029993][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.030113][ T32] r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:84351800 [ 884.030188][ T32] r4:84351800 [ 884.030240][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.030337][ T32] r5:84351800 r4:8291a680 [ 884.030397][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.030502][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.030609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 884.030661][ T32] r4:00000000 [ 884.030706][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.030798][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.030935][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.031063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7240 [ 884.031139][ T32] r4:00000000 [ 884.031187][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.031289][ T32] r9:83018205 r8:84351800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 884.031343][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.031436][ T32] r5:00001000 r4:ead15000 [ 884.031483][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.031576][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.031665][ T32] r5:85213f8c r4:85213c00 [ 884.031722][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.031827][ T32] r7:ddde2d80 r6:83018200 r5:85213f8c r4:8503c400 [ 884.031875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.031973][ T32] r10:61c88647 r9:84351800 r8:8503c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.032025][ T32] r4:8503c400 [ 884.032108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.032206][ T32] r10:00000000 r9:8503c400 r8:80287e08 r7:eae51e60 r6:850c0a80 r5:84351800 [ 884.032343][ T32] r4:00000001 [ 884.032452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.032557][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 884.032648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.032735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.032812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.032882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.032948][ T32] r4:850b7140 [ 884.033536][ T32] INFO: task kworker/1:558:4464 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.033618][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.033778][ T32] Workqueue: events bpf_prog_free_deferred [ 884.033875][ T32] Call trace: [ 884.033950][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.034061][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.034115][ T32] r4:00000000 [ 884.034160][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.034247][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.034315][ T32] dd20: 9a1f1000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.034408][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.034477][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.034579][ T32] r5:80050013 r4:80239bb0 [ 884.034635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.034741][ T32] r4:82ac21e4 [ 884.034794][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.034908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.034967][ T32] r4:dff9ddc0 [ 884.035016][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.035106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.035155][ T32] r4:00000000 [ 884.035213][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.035337][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.035391][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.035479][ T32] r5:00001000 r4:dfb17000 [ 884.035530][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.035701][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.035829][ T32] r5:84553b8c r4:84553800 [ 884.035881][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.035977][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.036027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.036155][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.036215][ T32] r4:8483ac80 [ 884.036291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.036422][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.036485][ T32] r4:00000001 [ 884.036544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.036628][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.036709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.036792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.036850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.036914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.036973][ T32] r4:84839bc0 [ 884.037052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.037136][ T32] INFO: task kworker/1:559:4465 blocked for more than 461 seconds. [ 884.037208][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.037278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.037332][ T32] task:kworker/1:559 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.037468][ T32] Workqueue: events bpf_prog_free_deferred [ 884.037567][ T32] Call trace: [ 884.037637][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.037739][ T32] r10:8291a684 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:84353c00 [ 884.037792][ T32] r4:84353c00 [ 884.037839][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.037931][ T32] r5:84353c00 r4:8291a680 [ 884.037976][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.038056][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.038145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 884.038196][ T32] r4:00000000 [ 884.038242][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.038326][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.066066][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.066243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7440 [ 884.066336][ T32] r4:00000000 [ 884.066402][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.066516][ T32] r9:83018205 r8:84353c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 884.066570][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.066673][ T32] r5:00001000 r4:eae63000 [ 884.066722][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.066809][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.066899][ T32] r5:8521838c r4:85218000 [ 884.066947][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.067053][ T32] r7:ddde2d80 r6:83018200 r5:8521838c r4:8503c480 [ 884.067118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.067235][ T32] r10:61c88647 r9:84353c00 r8:8503c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.067307][ T32] r4:8503c480 [ 884.067361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.067458][ T32] r10:00000000 r9:8503c480 r8:80287e08 r7:eae5de60 r6:850c0b00 r5:84353c00 [ 884.067516][ T32] r4:00000001 [ 884.067564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.067646][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 884.067710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.067772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.067830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.067914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.067969][ T32] r4:850b7140 [ 884.082944][ T32] INFO: task kworker/1:559:4465 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.083180][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.083361][ T32] Workqueue: events bpf_prog_free_deferred [ 884.083484][ T32] Call trace: [ 884.083600][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.083719][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.083775][ T32] r4:00000000 [ 884.083821][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.083908][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.083992][ T32] dd20: 9a69c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.084072][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.084129][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.084206][ T32] r5:80050013 r4:80239bb0 [ 884.084347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.084472][ T32] r4:82ac21e4 [ 884.084561][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.084688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.084745][ T32] r4:dff9ddc0 [ 884.084797][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.084926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.085008][ T32] r4:00000000 [ 884.085060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.085191][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.085255][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.085348][ T32] r5:00001000 r4:dfb17000 [ 884.085395][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.085476][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.085601][ T32] r5:84553b8c r4:84553800 [ 884.085682][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.085864][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.085925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.086047][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.086112][ T32] r4:8483ac80 [ 884.086184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.086298][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.086352][ T32] r4:00000001 [ 884.086398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.086496][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.086579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.086646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.086705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.086786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.086840][ T32] r4:84839bc0 [ 884.086909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.087021][ T32] INFO: task kworker/1:560:4467 blocked for more than 461 seconds. [ 884.087119][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.087181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.087232][ T32] task:kworker/1:560 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.087355][ T32] Workqueue: events bpf_prog_free_deferred [ 884.087470][ T32] Call trace: [ 884.087552][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.087653][ T32] r10:8291a684 r9:eae71d84 r8:00000002 r7:60000113 r6:eae71d8c r5:84352400 [ 884.087704][ T32] r4:84352400 [ 884.087771][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.087873][ T32] r5:84352400 r4:8291a680 [ 884.087919][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.088001][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.088095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae71e08 [ 884.088147][ T32] r4:00000000 [ 884.088192][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.088302][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.100579][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.100839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7640 [ 884.100950][ T32] r4:00000000 [ 884.101012][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.101129][ T32] r9:83018205 r8:84352400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 884.101183][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.101309][ T32] r5:00001000 r4:eae83000 [ 884.101385][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.101481][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.101594][ T32] r5:85218b8c r4:85218800 [ 884.101662][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.101786][ T32] r7:ddde2d80 r6:83018200 r5:85218b8c r4:8503c500 [ 884.101856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.101985][ T32] r10:61c88647 r9:84352400 r8:8503c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.102061][ T32] r4:8503c500 [ 884.102123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.102223][ T32] r10:00000000 r9:8503c500 r8:80287e08 r7:eae61e60 r6:850c0b80 r5:84352400 [ 884.102279][ T32] r4:00000001 [ 884.102356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.102476][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 884.102560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.102670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.102762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.102837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.102900][ T32] r4:850b7380 [ 884.103481][ T32] INFO: task kworker/1:560:4467 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.103601][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.103802][ T32] Workqueue: events bpf_prog_free_deferred [ 884.103906][ T32] Call trace: [ 884.103978][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.104106][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.104165][ T32] r4:00000000 [ 884.104211][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.104330][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.104417][ T32] dd20: 9a69c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.104509][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.104565][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.104636][ T32] r5:80050013 r4:80239bb0 [ 884.104707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.104809][ T32] r4:82ac21e4 [ 884.104856][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.104944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.105015][ T32] r4:dff9ddc0 [ 884.105067][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.105160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.105210][ T32] r4:00000000 [ 884.105260][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.105356][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.105404][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.105520][ T32] r5:00001000 r4:dfb17000 [ 884.105575][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.105675][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.105772][ T32] r5:84553b8c r4:84553800 [ 884.105818][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.105917][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.105970][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.106067][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.106130][ T32] r4:8483ac80 [ 884.106180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.106308][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.106393][ T32] r4:00000001 [ 884.106476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.106575][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.106658][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.106737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.106814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.106888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.106943][ T32] r4:84839bc0 [ 884.106994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.107092][ T32] INFO: task kworker/1:561:4468 blocked for more than 461 seconds. [ 884.107187][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.107251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.107301][ T32] task:kworker/1:561 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.107406][ T32] Workqueue: events bpf_prog_free_deferred [ 884.107517][ T32] Call trace: [ 884.107615][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.107780][ T32] r10:8291a684 r9:eae79d84 r8:00000002 r7:60000113 r6:eae79d8c r5:84355400 [ 884.107871][ T32] r4:84355400 [ 884.107927][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.108040][ T32] r5:84355400 r4:8291a680 [ 884.108095][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.108180][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.108351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 884.132596][ T32] r4:00000000 [ 884.132707][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.132834][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.132921][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.133030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7500 [ 884.133091][ T32] r4:00000000 [ 884.133139][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.133240][ T32] r9:83018205 r8:84355400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 884.133293][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.133390][ T32] r5:00001000 r4:eae69000 [ 884.133471][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.133580][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.133673][ T32] r5:8521878c r4:85218400 [ 884.133721][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.133820][ T32] r7:ddde2d80 r6:83018200 r5:8521878c r4:8503c580 [ 884.133869][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.133966][ T32] r10:61c88647 r9:84355400 r8:8503c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.134017][ T32] r4:8503c580 [ 884.134061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.134159][ T32] r10:00000000 r9:8503c580 r8:80287e08 r7:eae71e60 r6:850c0c00 r5:84355400 [ 884.134211][ T32] r4:00000001 [ 884.134283][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.134378][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 884.134455][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.134528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.134589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.134655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.134704][ T32] r4:850b7680 [ 884.135341][ T32] INFO: task kworker/1:561:4468 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.135429][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.135622][ T32] Workqueue: events bpf_prog_free_deferred [ 884.135743][ T32] Call trace: [ 884.135817][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.135948][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.136009][ T32] r4:00000000 [ 884.136054][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.136170][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.136240][ T32] dd20: 9a979000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.136360][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.136425][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.136476][ T32] r5:80050013 r4:80239bb0 [ 884.136541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.136640][ T32] r4:82ac21e4 [ 884.136705][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.136806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.136876][ T32] r4:dff9ddc0 [ 884.136927][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.137024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.137095][ T32] r4:00000000 [ 884.137146][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.137320][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.137377][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.137467][ T32] r5:00001000 r4:dfb17000 [ 884.137534][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.137619][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.137710][ T32] r5:84553b8c r4:84553800 [ 884.137766][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.137883][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.137938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.138056][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.138113][ T32] r4:8483ac80 [ 884.138156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.138251][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.138302][ T32] r4:00000001 [ 884.138347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.138489][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.156832][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.156930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.156997][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.157077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.157134][ T32] r4:84839bc0 [ 884.157188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.157255][ T32] INFO: task kworker/1:562:4470 blocked for more than 461 seconds. [ 884.157329][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.157383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.157431][ T32] task:kworker/1:562 state:D stack:0 pid:4470 tgid:4470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.157560][ T32] Workqueue: events bpf_prog_free_deferred [ 884.157688][ T32] Call trace: [ 884.157778][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.157895][ T32] r10:8291a684 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:84354800 [ 884.157948][ T32] r4:84354800 [ 884.157993][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.158082][ T32] r5:84354800 r4:8291a680 [ 884.158128][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.158207][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.158304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 884.158379][ T32] r4:00000000 [ 884.169174][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.169445][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.169552][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.169667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7a00 [ 884.169722][ T32] r4:00000000 [ 884.169790][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.169901][ T32] r9:83018205 r8:84354800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 884.169951][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.170067][ T32] r5:00001000 r4:eaea5000 [ 884.170133][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.170239][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.170345][ T32] r5:8521978c r4:85219400 [ 884.170393][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.170508][ T32] r7:ddde2d80 r6:83018200 r5:8521978c r4:8503c600 [ 884.170560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.170660][ T32] r10:61c88647 r9:84354800 r8:8503c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.170728][ T32] r4:8503c600 [ 884.170781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.170903][ T32] r10:00000000 r9:8503c600 r8:80287e08 r7:eae71e60 r6:850c0c80 r5:84354800 [ 884.170962][ T32] r4:00000001 [ 884.171009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.171091][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 884.171159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.171260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.171368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.171448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.171509][ T32] r4:850b7140 [ 884.172125][ T32] INFO: task kworker/1:562:4470 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.172211][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.172392][ T32] Workqueue: events bpf_prog_free_deferred [ 884.172587][ T32] Call trace: [ 884.172701][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.172820][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.172913][ T32] r4:00000000 [ 884.172968][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.173057][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.173139][ T32] dd20: 9ac66000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.173218][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.173280][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.173336][ T32] r5:80050013 r4:80239bb0 [ 884.173384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.173468][ T32] r4:82ac21e4 [ 884.173549][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.173655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.173740][ T32] r4:dff9ddc0 [ 884.173822][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.173925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.173982][ T32] r4:00000000 [ 884.174034][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.174142][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.174195][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.174293][ T32] r5:00001000 r4:dfb17000 [ 884.174342][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.174453][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.174570][ T32] r5:84553b8c r4:84553800 [ 884.174690][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.174831][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.174891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.175011][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.175069][ T32] r4:8483ac80 [ 884.175148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.175264][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.175318][ T32] r4:00000001 [ 884.175361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.175436][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.175504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.175571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.175627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.175686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.175734][ T32] r4:84839bc0 [ 884.175799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.175868][ T32] INFO: task kworker/1:563:4472 blocked for more than 461 seconds. [ 884.175940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.176016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.176078][ T32] task:kworker/1:563 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.176180][ T32] Workqueue: events bpf_prog_free_deferred [ 884.176314][ T32] Call trace: [ 884.176406][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.176515][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000013 r6:eae95d8c r5:84356c00 [ 884.176587][ T32] r4:84356c00 [ 884.176652][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.176750][ T32] r5:84356c00 r4:8291a680 [ 884.176794][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.176888][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.176983][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 884.177036][ T32] r4:00000000 [ 884.177083][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.177176][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.177277][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.177377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7840 [ 884.177444][ T32] r4:00000000 [ 884.177502][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.177599][ T32] r9:83018205 r8:84356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 884.177647][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.177733][ T32] r5:00001000 r4:eae8d000 [ 884.177780][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.177860][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.177947][ T32] r5:85218f8c r4:85218c00 [ 884.177992][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.178101][ T32] r7:ddde2d80 r6:83018200 r5:85218f8c r4:8503c680 [ 884.178175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.178282][ T32] r10:61c88647 r9:84356c00 r8:8503c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.178345][ T32] r4:8503c680 [ 884.200660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.200965][ T32] r10:00000000 r9:8503c680 r8:80287e08 r7:eae81e60 r6:850c0d00 r5:84356c00 [ 884.201028][ T32] r4:00000001 [ 884.201083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.201169][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 884.201238][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.201306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.201388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.201465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.201528][ T32] r4:850b75c0 [ 884.202101][ T32] INFO: task kworker/1:563:4472 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.202187][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.202374][ T32] Workqueue: events bpf_prog_free_deferred [ 884.202512][ T32] Call trace: [ 884.202595][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.202708][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.202762][ T32] r4:00000000 [ 884.202806][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.202893][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.202956][ T32] dd20: 9ae1d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.203039][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.203101][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.203191][ T32] r5:80050013 r4:80239bb0 [ 884.203247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.203368][ T32] r4:82ac21e4 [ 884.203424][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.203545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.203605][ T32] r4:dff9ddc0 [ 884.203655][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.203748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.203816][ T32] r4:00000000 [ 884.203887][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.204017][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.204075][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.204166][ T32] r5:00001000 r4:dfb17000 [ 884.204211][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.204327][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.204420][ T32] r5:84553b8c r4:84553800 [ 884.204466][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.204574][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.204628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.204728][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.204779][ T32] r4:8483ac80 [ 884.204824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.204922][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.204972][ T32] r4:00000001 [ 884.205038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.205180][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.205243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.205307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.205370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.205438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.205498][ T32] r4:84839bc0 [ 884.205552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.205642][ T32] INFO: task kworker/1:564:4475 blocked for more than 461 seconds. [ 884.205721][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.205807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.205869][ T32] task:kworker/1:564 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.205986][ T32] Workqueue: events bpf_prog_free_deferred [ 884.206116][ T32] Call trace: [ 884.206204][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.206331][ T32] r10:8291a684 r9:eae49d84 r8:00000002 r7:60000113 r6:eae49d8c r5:85278000 [ 884.206392][ T32] r4:85278000 [ 884.206442][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.206542][ T32] r5:85278000 r4:8291a680 [ 884.206609][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.206713][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.206811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 [ 884.206863][ T32] r4:00000000 [ 884.206910][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.206989][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.207073][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.207182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7940 [ 884.207263][ T32] r4:00000000 [ 884.207316][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.207415][ T32] r9:83018205 r8:85278000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 884.207489][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.207595][ T32] r5:00001000 r4:eae9f000 [ 884.207661][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.207748][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.207839][ T32] r5:8521938c r4:85219000 [ 884.207920][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.208083][ T32] r7:ddde2d80 r6:83018200 r5:8521938c r4:8503c700 [ 884.208140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.208259][ T32] r10:61c88647 r9:85278000 r8:8503c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.208353][ T32] r4:8503c700 [ 884.241722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.242022][ T32] r10:00000000 r9:8503c700 r8:80287e08 r7:eae81e60 r6:8503c780 r5:85278000 [ 884.242082][ T32] r4:00000001 [ 884.242159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.242257][ T32] Exception stack(0xeae49fb0 to 0xeae49ff8) [ 884.242359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.242432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.242499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.242568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.242620][ T32] r4:850b7780 [ 884.243187][ T32] INFO: task kworker/1:564:4475 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.243299][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.243466][ T32] Workqueue: events bpf_prog_free_deferred [ 884.243586][ T32] Call trace: [ 884.243710][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.243829][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.243900][ T32] r4:00000000 [ 884.243951][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.244043][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.244126][ T32] dd20: 9b231000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.244217][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.244317][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.244376][ T32] r5:80050013 r4:80239bb0 [ 884.244420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.244515][ T32] r4:82ac21e4 [ 884.244582][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.244695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.244753][ T32] r4:dff9ddc0 [ 884.244802][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.244902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.244959][ T32] r4:00000000 [ 884.245026][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.245165][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.245258][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.245362][ T32] r5:00001000 r4:dfb17000 [ 884.245409][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.245499][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.245616][ T32] r5:84553b8c r4:84553800 [ 884.245698][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.245804][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.245855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.245952][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.246021][ T32] r4:8483ac80 [ 884.246072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.246166][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.246237][ T32] r4:00000001 [ 884.246301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.246377][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.246447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.246517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.246599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.246683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.246743][ T32] r4:84839bc0 [ 884.246788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.246848][ T32] INFO: task kworker/1:565:4477 blocked for more than 461 seconds. [ 884.246922][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.246999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.247066][ T32] task:kworker/1:565 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.247167][ T32] Workqueue: events bpf_prog_free_deferred [ 884.247282][ T32] Call trace: [ 884.247352][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.247479][ T32] r10:8291a684 r9:eae9dd84 r8:00000002 r7:60000113 r6:eae9dd8c r5:8527ec00 [ 884.247544][ T32] r4:8527ec00 [ 884.247607][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.247717][ T32] r5:8527ec00 r4:8291a680 [ 884.247768][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.247852][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.247944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 884.247996][ T32] r4:00000000 [ 884.248063][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.248146][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.248255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.248478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef0c0 [ 884.259625][ T32] r4:00000000 [ 884.259714][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.259857][ T32] r9:83018205 r8:8527ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 884.259911][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.260011][ T32] r5:00001000 r4:eaec9000 [ 884.260060][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.260144][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.260237][ T32] r5:8521a78c r4:8521a400 [ 884.260355][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.260469][ T32] r7:ddde2d80 r6:83018200 r5:8521a78c r4:8503c800 [ 884.260520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.260623][ T32] r10:61c88647 r9:8527ec00 r8:8503c82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.260693][ T32] r4:8503c800 [ 884.260750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.260857][ T32] r10:00000000 r9:8503c800 r8:80287e08 r7:eae81e60 r6:8503c880 r5:8527ec00 [ 884.260909][ T32] r4:00000001 [ 884.260973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.261065][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 884.261137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.261205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.261272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.261369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.261442][ T32] r4:850b7a40 [ 884.262007][ T32] INFO: task kworker/1:565:4477 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.262102][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.262239][ T32] Workqueue: events bpf_prog_free_deferred [ 884.262346][ T32] Call trace: [ 884.262411][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.262513][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.262581][ T32] r4:00000000 [ 884.262628][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.262707][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.262767][ T32] dd20: 9b231000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.262843][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.262900][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.262948][ T32] r5:80050013 r4:80239bb0 [ 884.263017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.263129][ T32] r4:82ac21e4 [ 884.263199][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.263314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.263366][ T32] r4:dff9ddc0 [ 884.263434][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.263532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.263584][ T32] r4:00000000 [ 884.263650][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.263750][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.263796][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.263887][ T32] r5:00001000 r4:dfb17000 [ 884.263933][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.264045][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.264145][ T32] r5:84553b8c r4:84553800 [ 884.264190][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.264341][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.264403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.264530][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.264583][ T32] r4:8483ac80 [ 884.264625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.264713][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.264785][ T32] r4:00000001 [ 884.264830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.264898][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.264953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.265010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.265062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.265133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.265185][ T32] r4:84839bc0 [ 884.265230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.265314][ T32] INFO: task kworker/1:566:4478 blocked for more than 461 seconds. [ 884.265400][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.265456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.265509][ T32] task:kworker/1:566 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.265608][ T32] Workqueue: events bpf_prog_free_deferred [ 884.265695][ T32] Call trace: [ 884.265762][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.265880][ T32] r10:8291a684 r9:eadfdd84 r8:00000002 r7:60000113 r6:eadfdd8c r5:8527a400 [ 884.265938][ T32] r4:8527a400 [ 884.266013][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.266120][ T32] r5:8527a400 r4:8291a680 [ 884.266195][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.266295][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.266384][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadfde08 [ 884.266432][ T32] r4:00000000 [ 884.266477][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.266550][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.266645][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.266754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7c00 [ 884.266806][ T32] r4:00000000 [ 884.266853][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.266995][ T32] r9:83018205 r8:8527a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 884.267055][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.267144][ T32] r5:00001000 r4:eaeb3000 [ 884.267189][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.267279][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.267368][ T32] r5:85219b8c r4:85219800 [ 884.267411][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.267501][ T32] r7:ddde2d80 r6:83018200 r5:85219b8c r4:8503c900 [ 884.267547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.267672][ T32] r10:61c88647 r9:8527a400 r8:8503c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.267731][ T32] r4:8503c900 [ 884.267776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.267878][ T32] r10:00000000 r9:8503c900 r8:80287e08 r7:eae9de60 r6:8503c980 r5:8527a400 [ 884.267928][ T32] r4:00000001 [ 884.267990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.268088][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 884.268155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.268217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.268345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.299730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.299895][ T32] r4:850b7d40 [ 884.300529][ T32] INFO: task kworker/1:566:4478 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.300628][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.300777][ T32] Workqueue: events bpf_prog_free_deferred [ 884.300896][ T32] Call trace: [ 884.300965][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.301103][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.301168][ T32] r4:00000000 [ 884.301214][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.301317][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.301385][ T32] dd20: 9b537000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.301454][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.301511][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.301567][ T32] r5:80050013 r4:80239bb0 [ 884.301616][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.301706][ T32] r4:82ac21e4 [ 884.301754][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.301848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.301935][ T32] r4:dff9ddc0 [ 884.302000][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.302114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.302173][ T32] r4:00000000 [ 884.302221][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.302335][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.302384][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.302475][ T32] r5:00001000 r4:dfb17000 [ 884.302525][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.302610][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.302696][ T32] r5:84553b8c r4:84553800 [ 884.302744][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.302851][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.302902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.303002][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.303055][ T32] r4:8483ac80 [ 884.303111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.303237][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.303308][ T32] r4:00000001 [ 884.303413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.303504][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.303569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.303631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.303687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.303746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.303797][ T32] r4:84839bc0 [ 884.303878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.303949][ T32] INFO: task kworker/1:567:4481 blocked for more than 461 seconds. [ 884.304020][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.304091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.304162][ T32] task:kworker/1:567 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.304320][ T32] Workqueue: events bpf_prog_free_deferred [ 884.304417][ T32] Call trace: [ 884.304529][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.304646][ T32] r10:8291a684 r9:eaebdd84 r8:00000002 r7:60000013 r6:eaebdd8c r5:85275400 [ 884.304704][ T32] r4:85275400 [ 884.304751][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.304842][ T32] r5:85275400 r4:8291a680 [ 884.304907][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.304996][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.305090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 884.305141][ T32] r4:00000000 [ 884.305188][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.305276][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.305356][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.305443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b7d80 [ 884.305515][ T32] r4:00000000 [ 884.305566][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.305661][ T32] r9:83018205 r8:85275400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 884.305740][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.305842][ T32] r5:00001000 r4:eaeb9000 [ 884.305936][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.306027][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.306118][ T32] r5:85219f8c r4:85219c00 [ 884.306163][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.306263][ T32] r7:ddde2d80 r6:83018200 r5:85219f8c r4:8503ca00 [ 884.306317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.306446][ T32] r10:61c88647 r9:85275400 r8:8503ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.306534][ T32] r4:8503ca00 [ 884.306596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.306693][ T32] r10:00000000 r9:8503ca00 r8:80287e08 r7:eae9de60 r6:8503ca80 r5:85275400 [ 884.306743][ T32] r4:00000001 [ 884.306787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.306862][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 884.306921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.307008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.307085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.307153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.307236][ T32] r4:850b7cc0 [ 884.307572][ T32] INFO: task kworker/1:567:4481 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.307668][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.307799][ T32] Workqueue: events bpf_prog_free_deferred [ 884.307931][ T32] Call trace: [ 884.308006][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.308131][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.308201][ T32] r4:00000000 [ 884.308325][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.339322][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.339553][ T32] dd20: 9b993000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.339634][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.339695][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.339784][ T32] r5:80050013 r4:80239bb0 [ 884.339846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.339979][ T32] r4:82ac21e4 [ 884.340070][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.340174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.340229][ T32] r4:dff9ddc0 [ 884.340325][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.340416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.340463][ T32] r4:00000000 [ 884.340506][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.340606][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.340660][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.340771][ T32] r5:00001000 r4:dfb17000 [ 884.340849][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.340952][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.341056][ T32] r5:84553b8c r4:84553800 [ 884.341160][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.341270][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.341322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.341425][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.341481][ T32] r4:8483ac80 [ 884.341531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.341647][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.341701][ T32] r4:00000001 [ 884.341760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.341840][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.341898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.341960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.342038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.342117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.342214][ T32] r4:84839bc0 [ 884.342303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.342408][ T32] INFO: task kworker/1:568:4483 blocked for more than 461 seconds. [ 884.342494][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.342552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.342600][ T32] task:kworker/1:568 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.342721][ T32] Workqueue: events bpf_prog_free_deferred [ 884.342812][ T32] Call trace: [ 884.342912][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.343021][ T32] r10:8291a684 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:85280c00 [ 884.343070][ T32] r4:85280c00 [ 884.343115][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.343205][ T32] r5:85280c00 r4:8291a680 [ 884.343264][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.343350][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.343447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaecde08 [ 884.343504][ T32] r4:00000000 [ 884.343552][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.343630][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.343706][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.343820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849df280 [ 884.343879][ T32] r4:00000000 [ 884.343925][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.344020][ T32] r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 884.344067][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.344151][ T32] r5:00001000 r4:eaec3000 [ 884.344197][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.344337][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.344450][ T32] r5:8521a38c r4:8521a000 [ 884.344505][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.344605][ T32] r7:ddde2d80 r6:83018200 r5:8521a38c r4:8503cb00 [ 884.344651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.344747][ T32] r10:61c88647 r9:85280c00 r8:8503cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.344799][ T32] r4:8503cb00 [ 884.344877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.345033][ T32] r10:00000000 r9:8503cb00 r8:80287e08 r7:eae9de60 r6:8503cb80 r5:85280c00 [ 884.345093][ T32] r4:00000001 [ 884.345137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.345218][ T32] Exception stack(0xeaecdfb0 to 0xeaecdff8) [ 884.345319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.345389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.345448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.345512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.345579][ T32] r4:849df5c0 [ 884.346172][ T32] INFO: task kworker/1:568:4483 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.346265][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.346436][ T32] Workqueue: events bpf_prog_free_deferred [ 884.346543][ T32] Call trace: [ 884.346609][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.346717][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.346771][ T32] r4:00000000 [ 884.346816][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.346902][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.346984][ T32] dd20: 9b993000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.347056][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.347113][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.347172][ T32] r5:80050013 r4:80239bb0 [ 884.347219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.347339][ T32] r4:82ac21e4 [ 884.347413][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.347530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.347590][ T32] r4:dff9ddc0 [ 884.347637][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.347727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.347778][ T32] r4:00000000 [ 884.347822][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.347935][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.347986][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.348073][ T32] r5:00001000 r4:dfb17000 [ 884.348120][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.348222][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.348441][ T32] r5:84553b8c r4:84553800 [ 884.369340][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.369529][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.369581][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.369680][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.369731][ T32] r4:8483ac80 [ 884.369795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.369910][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.369965][ T32] r4:00000001 [ 884.370011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.370095][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.370203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.370314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.370383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.370458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.370527][ T32] r4:84839bc0 [ 884.370585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.370651][ T32] INFO: task kworker/1:569:4485 blocked for more than 461 seconds. [ 884.370722][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.370777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.370825][ T32] task:kworker/1:569 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.370936][ T32] Workqueue: events bpf_prog_free_deferred [ 884.371029][ T32] Call trace: [ 884.371104][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.371209][ T32] r10:8291a684 r9:eaed5d84 r8:00000002 r7:60000113 r6:eaed5d8c r5:85282400 [ 884.371285][ T32] r4:85282400 [ 884.371337][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.371434][ T32] r5:85282400 r4:8291a680 [ 884.371483][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.371567][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.371658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed5e08 [ 884.371728][ T32] r4:00000000 [ 884.371796][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.371904][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.372007][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.372138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84345040 [ 884.372192][ T32] r4:00000000 [ 884.372242][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.372393][ T32] r9:83018205 r8:85282400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 884.372449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.372604][ T32] r5:00001000 r4:eaedb000 [ 884.372665][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.372760][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.372858][ T32] r5:8521ab8c r4:8521a800 [ 884.372910][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.373039][ T32] r7:ddde2d80 r6:83018200 r5:8521ab8c r4:8503cc00 [ 884.373095][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.373200][ T32] r10:61c88647 r9:85282400 r8:8503cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.373268][ T32] r4:8503cc00 [ 884.373319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.373450][ T32] r10:00000000 r9:8503cc00 r8:80287e08 r7:eae9de60 r6:8503cc80 r5:85282400 [ 884.373514][ T32] r4:00000001 [ 884.373564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.373678][ T32] Exception stack(0xeaed5fb0 to 0xeaed5ff8) [ 884.373743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.373801][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.373878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.373953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.374021][ T32] r4:850ef7c0 [ 884.374614][ T32] INFO: task kworker/1:569:4485 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.374810][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.374943][ T32] Workqueue: events bpf_prog_free_deferred [ 884.375041][ T32] Call trace: [ 884.375109][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.375235][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.375307][ T32] r4:00000000 [ 884.375353][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.375443][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.375524][ T32] dd20: 9ba34000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.375605][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.375667][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.375739][ T32] r5:80050013 r4:80239bb0 [ 884.375796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.375890][ T32] r4:82ac21e4 [ 884.375939][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.376036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.376097][ T32] r4:dff9ddc0 [ 884.376149][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.376320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.376412][ T32] r4:00000000 [ 884.376505][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.376620][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.376672][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.376765][ T32] r5:00001000 r4:dfb17000 [ 884.376839][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.376925][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.377023][ T32] r5:84553b8c r4:84553800 [ 884.377070][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.377172][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.377225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.377341][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.377397][ T32] r4:8483ac80 [ 884.377454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.377582][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.377656][ T32] r4:00000001 [ 884.377713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.377792][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.377869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.377947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.378011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.378076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.378132][ T32] r4:84839bc0 [ 884.378179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.378242][ T32] INFO: task kworker/1:570:4487 blocked for more than 461 seconds. [ 884.378321][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.378376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.378486][ T32] task:kworker/1:570 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.411399][ T32] Workqueue: events bpf_prog_free_deferred [ 884.411556][ T32] Call trace: [ 884.411661][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.411783][ T32] r10:8291a684 r9:eaee5d84 r8:00000002 r7:60000113 r6:eaee5d8c r5:85281800 [ 884.411853][ T32] r4:85281800 [ 884.411936][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.412041][ T32] r5:85281800 r4:8291a680 [ 884.412126][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.412227][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.412383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 884.412446][ T32] r4:00000000 [ 884.412497][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.412576][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.412659][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.412767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843454c0 [ 884.412849][ T32] r4:00000000 [ 884.412924][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.413033][ T32] r9:83018205 r8:85281800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 884.413101][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.413215][ T32] r5:00001000 r4:eaeef000 [ 884.413270][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.413359][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.413450][ T32] r5:8521b38c r4:8521b000 [ 884.413498][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.413600][ T32] r7:ddde2d80 r6:83018200 r5:8521b38c r4:8503cd00 [ 884.413679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.413796][ T32] r10:61c88647 r9:85281800 r8:8503cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.413848][ T32] r4:8503cd00 [ 884.413935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.414039][ T32] r10:00000000 r9:8503cd00 r8:80287e08 r7:eaed5e60 r6:8503cd80 r5:85281800 [ 884.414089][ T32] r4:00000001 [ 884.414149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.414263][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 884.414351][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.414425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.414483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.414546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.414610][ T32] r4:84345140 [ 884.415218][ T32] INFO: task kworker/1:570:4487 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.415317][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.415453][ T32] Workqueue: events bpf_prog_free_deferred [ 884.415554][ T32] Call trace: [ 884.415629][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.415738][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.415792][ T32] r4:00000000 [ 884.415836][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.415944][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.416025][ T32] dd20: 9be4e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.416096][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.416155][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.416210][ T32] r5:80050013 r4:80239bb0 [ 884.416299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.416397][ T32] r4:82ac21e4 [ 884.416447][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.416540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.416592][ T32] r4:dff9ddc0 [ 884.416641][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.416727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.416800][ T32] r4:00000000 [ 884.416853][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.416982][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.417054][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.417150][ T32] r5:00001000 r4:dfb17000 [ 884.417201][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.417300][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.417394][ T32] r5:84553b8c r4:84553800 [ 884.417454][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.417560][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.417610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.417711][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.417760][ T32] r4:8483ac80 [ 884.417858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.417963][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.418015][ T32] r4:00000001 [ 884.418059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.418159][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.418254][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.418338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.439461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.439680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.439767][ T32] r4:84839bc0 [ 884.439834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.439915][ T32] INFO: task kworker/1:571:4489 blocked for more than 461 seconds. [ 884.439991][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.440044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.440111][ T32] task:kworker/1:571 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.440258][ T32] Workqueue: events bpf_prog_free_deferred [ 884.440409][ T32] Call trace: [ 884.440481][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.440593][ T32] r10:8291a684 r9:eaeedd84 r8:00000002 r7:60000013 r6:eaeedd8c r5:85283c00 [ 884.440641][ T32] r4:85283c00 [ 884.440685][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.440794][ T32] r5:85283c00 r4:8291a680 [ 884.440848][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.440936][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.441028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 884.441081][ T32] r4:00000000 [ 884.441126][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.441199][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.441296][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.441401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843452c0 [ 884.441459][ T32] r4:00000000 [ 884.441506][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.441631][ T32] r9:83018205 r8:85283c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 884.441714][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.441829][ T32] r5:00001000 r4:eaee1000 [ 884.441910][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.442040][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.442141][ T32] r5:8521af8c r4:8521ac00 [ 884.442217][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.442332][ T32] r7:ddde2d80 r6:83018200 r5:8521af8c r4:8503ce00 [ 884.442385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.442486][ T32] r10:61c88647 r9:85283c00 r8:8503ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.442537][ T32] r4:8503ce00 [ 884.442584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.442699][ T32] r10:00000000 r9:8503ce00 r8:80287e08 r7:eaee5e60 r6:8503ce80 r5:85283c00 [ 884.442771][ T32] r4:00000001 [ 884.442816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.442959][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 884.443057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.443131][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.443193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.443265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.443317][ T32] r4:84345280 [ 884.443921][ T32] INFO: task kworker/1:571:4489 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.444010][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.444177][ T32] Workqueue: events bpf_prog_free_deferred [ 884.444336][ T32] Call trace: [ 884.444434][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.444548][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.444602][ T32] r4:00000000 [ 884.444646][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.444761][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.444857][ T32] dd20: 9c075000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.444931][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.444988][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.445040][ T32] r5:80050013 r4:80239bb0 [ 884.445086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.445178][ T32] r4:82ac21e4 [ 884.445227][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.445341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.445395][ T32] r4:dff9ddc0 [ 884.445438][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.445529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.445580][ T32] r4:00000000 [ 884.445676][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.445812][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.445893][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.445999][ T32] r5:00001000 r4:dfb17000 [ 884.446042][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.446138][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.446256][ T32] r5:84553b8c r4:84553800 [ 884.446310][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.446413][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.446467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.446568][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.446621][ T32] r4:8483ac80 [ 884.446683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.446835][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.446895][ T32] r4:00000001 [ 884.446942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.447024][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.447104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.447171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.447232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.447306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.447356][ T32] r4:84839bc0 [ 884.447418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.447498][ T32] INFO: task kworker/1:572:4491 blocked for more than 461 seconds. [ 884.447570][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.447637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.447702][ T32] task:kworker/1:572 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.447818][ T32] Workqueue: events bpf_prog_free_deferred [ 884.447930][ T32] Call trace: [ 884.448048][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.448175][ T32] r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000113 r6:eaef9d8c r5:85283000 [ 884.448233][ T32] r4:85283000 [ 884.448316][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.448516][ T32] r5:85283000 r4:8291a680 [ 884.472418][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.472590][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.472695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 884.472772][ T32] r4:00000000 [ 884.472872][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.472996][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.473092][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.473185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84345a40 [ 884.473239][ T32] r4:00000000 [ 884.473316][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.473428][ T32] r9:83018205 r8:85283000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 884.473479][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.473579][ T32] r5:00001000 r4:eaf09000 [ 884.473626][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.473712][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.473803][ T32] r5:8521bb8c r4:8521b800 [ 884.473847][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.473964][ T32] r7:ddde2d80 r6:83018200 r5:8521bb8c r4:8503cf00 [ 884.474020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.474122][ T32] r10:61c88647 r9:85283000 r8:8503cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.474202][ T32] r4:8503cf00 [ 884.474266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.474412][ T32] r10:00000000 r9:8503cf00 r8:80287e08 r7:eaee5e60 r6:8503cf80 r5:85283000 [ 884.474482][ T32] r4:00000001 [ 884.474531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.474627][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 884.474699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.474763][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.474840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.474938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.474998][ T32] r4:843450c0 [ 884.475583][ T32] INFO: task kworker/1:572:4491 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.475684][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.475861][ T32] Workqueue: events bpf_prog_free_deferred [ 884.475972][ T32] Call trace: [ 884.476115][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.476231][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.476347][ T32] r4:00000000 [ 884.476399][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.476508][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.476610][ T32] dd20: 9c224000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.476711][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.476779][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.476848][ T32] r5:80050013 r4:80239bb0 [ 884.476904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.477000][ T32] r4:82ac21e4 [ 884.477051][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.477145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.477199][ T32] r4:dff9ddc0 [ 884.477254][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.477346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.477419][ T32] r4:00000000 [ 884.477476][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.477581][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.477630][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.477733][ T32] r5:00001000 r4:dfb17000 [ 884.477784][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.477870][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.477979][ T32] r5:84553b8c r4:84553800 [ 884.478047][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.478154][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.478220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.478336][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.478484][ T32] r4:8483ac80 [ 884.499365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.499547][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.499629][ T32] r4:00000001 [ 884.499686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.499787][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.499876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.499947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.500010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.500075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.500125][ T32] r4:84839bc0 [ 884.500183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.500337][ T32] INFO: task kworker/1:573:4492 blocked for more than 461 seconds. [ 884.500418][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.500476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.500527][ T32] task:kworker/1:573 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.500644][ T32] Workqueue: events bpf_prog_free_deferred [ 884.500773][ T32] Call trace: [ 884.500848][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.500956][ T32] r10:8291a684 r9:eaeb1d84 r8:00000002 r7:60000113 r6:eaeb1d8c r5:85284800 [ 884.501010][ T32] r4:85284800 [ 884.501057][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.501173][ T32] r5:85284800 r4:8291a680 [ 884.501239][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.501337][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.501438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 884.501513][ T32] r4:00000000 [ 884.501586][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.501669][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.501764][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.501863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843456c0 [ 884.501932][ T32] r4:00000000 [ 884.502001][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.502121][ T32] r9:83018205 r8:85284800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 884.502171][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.502297][ T32] r5:00001000 r4:eaef5000 [ 884.502354][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.502445][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.502556][ T32] r5:8521b78c r4:8521b400 [ 884.502620][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.502723][ T32] r7:ddde2d80 r6:83018200 r5:8521b78c r4:84332000 [ 884.502775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.502875][ T32] r10:61c88647 r9:85284800 r8:8433202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.502928][ T32] r4:84332000 [ 884.502993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.503099][ T32] r10:00000000 r9:84332000 r8:80287e08 r7:eaef9e60 r6:84332080 r5:85284800 [ 884.503151][ T32] r4:00000001 [ 884.503194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.503284][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 884.503342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.503403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.503463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.503546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.503620][ T32] r4:84345800 [ 884.504190][ T32] INFO: task kworker/1:573:4492 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.504329][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.504502][ T32] Workqueue: events bpf_prog_free_deferred [ 884.504609][ T32] Call trace: [ 884.504696][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.504815][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.504872][ T32] r4:00000000 [ 884.504917][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.505050][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.505120][ T32] dd20: 9c3bf000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.505185][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.505254][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.505311][ T32] r5:80050013 r4:80239bb0 [ 884.505358][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.505446][ T32] r4:82ac21e4 [ 884.505496][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.505610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.505689][ T32] r4:dff9ddc0 [ 884.505807][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.505905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.505958][ T32] r4:00000000 [ 884.506005][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.506099][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.506146][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.506237][ T32] r5:00001000 r4:dfb17000 [ 884.506316][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.506408][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.506500][ T32] r5:84553b8c r4:84553800 [ 884.506546][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.506648][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.506698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.506796][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.506896][ T32] r4:8483ac80 [ 884.506946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.507051][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.507120][ T32] r4:00000001 [ 884.507170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.507273][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.507378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.507491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.507561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.507630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.507682][ T32] r4:84839bc0 [ 884.507748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.507813][ T32] INFO: task kworker/0:115:4495 blocked for more than 461 seconds. [ 884.507877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.507948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.508033][ T32] task:kworker/0:115 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.508142][ T32] Workqueue: events bpf_prog_free_deferred [ 884.508236][ T32] Call trace: [ 884.508434][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.530543][ T32] r10:8291a684 r9:eaf11d84 r8:00000002 r7:60000113 r6:eaf11d8c r5:85286000 [ 884.530675][ T32] r4:85286000 [ 884.530729][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.530863][ T32] r5:85286000 r4:8291a680 [ 884.530911][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.530995][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.531090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 884.531139][ T32] r4:00000000 [ 884.531182][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.531266][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.531355][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.531452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8f40 [ 884.531504][ T32] r4:00000000 [ 884.531622][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.531738][ T32] r9:83018005 r8:85286000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 884.531792][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.531886][ T32] r5:00001000 r4:dfbd7000 [ 884.531933][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.532038][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.532169][ T32] r5:851d578c r4:851d5400 [ 884.532214][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.532363][ T32] r7:dddced80 r6:83018000 r5:851d578c r4:850c0d80 [ 884.532415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.532515][ T32] r10:61c88647 r9:85286000 r8:850c0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.532573][ T32] r4:850c0d80 [ 884.532638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.532759][ T32] r10:00000000 r9:850c0d80 r8:80287e08 r7:eae35e60 r6:84332100 r5:85286000 [ 884.532812][ T32] r4:00000001 [ 884.532876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.532964][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 884.533030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.533092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.533151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.533233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.533336][ T32] r4:850c8980 [ 884.533902][ T32] INFO: task kworker/0:115:4495 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.533989][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.534137][ T32] Workqueue: events bpf_prog_free_deferred [ 884.534281][ T32] Call trace: [ 884.534368][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.534476][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.534530][ T32] r4:00000000 [ 884.534573][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.534653][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.534711][ T32] dd20: 9c52f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.534775][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.534852][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.534931][ T32] r5:80050013 r4:80239bb0 [ 884.534989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.535090][ T32] r4:82ac21e4 [ 884.535141][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.535237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.535303][ T32] r4:dff9ddc0 [ 884.535351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.535447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.535520][ T32] r4:00000000 [ 884.535579][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.535684][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.535736][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.535826][ T32] r5:00001000 r4:dfb17000 [ 884.535871][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.535948][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.536028][ T32] r5:84553b8c r4:84553800 [ 884.536070][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.536191][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.536323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.536444][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.536504][ T32] r4:8483ac80 [ 884.536553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.536653][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.536707][ T32] r4:00000001 [ 884.536781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.536860][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.536916][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.537063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.537152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.537242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.537308][ T32] r4:84839bc0 [ 884.537382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.537451][ T32] INFO: task kworker/1:574:4497 blocked for more than 461 seconds. [ 884.537525][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.537581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.537629][ T32] task:kworker/1:574 state:D stack:0 pid:4497 tgid:4497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.537765][ T32] Workqueue: events bpf_prog_free_deferred [ 884.537865][ T32] Call trace: [ 884.537938][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.538052][ T32] r10:8291a684 r9:eaf19d84 r8:00000002 r7:60000013 r6:eaf19d8c r5:85286c00 [ 884.538138][ T32] r4:85286c00 [ 884.538191][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.538327][ T32] r5:85286c00 r4:8291a680 [ 884.538436][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.562874][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.563051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 884.563106][ T32] r4:00000000 [ 884.563153][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.563236][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.563346][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.563440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84345c40 [ 884.563493][ T32] r4:00000000 [ 884.563547][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.563680][ T32] r9:83018205 r8:85286c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 884.563740][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.563857][ T32] r5:00001000 r4:eaf1b000 [ 884.563925][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.564011][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.564122][ T32] r5:8521bf8c r4:8521bc00 [ 884.564179][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.564344][ T32] r7:ddde2d80 r6:83018200 r5:8521bf8c r4:84332180 [ 884.564402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.564504][ T32] r10:61c88647 r9:85286c00 r8:843321ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.564557][ T32] r4:84332180 [ 884.564607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.564708][ T32] r10:00000000 r9:84332180 r8:80287e08 r7:eaef9e60 r6:84332200 r5:85286c00 [ 884.564778][ T32] r4:00000001 [ 884.564832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.564916][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 884.564984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.565049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.565111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.565174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.565221][ T32] r4:84345a00 [ 884.565826][ T32] INFO: task kworker/1:574:4497 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.565922][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.566072][ T32] Workqueue: events bpf_prog_free_deferred [ 884.566173][ T32] Call trace: [ 884.566293][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.566407][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.566463][ T32] r4:00000000 [ 884.566530][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.566626][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.566692][ T32] dd20: 9c7d9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.566755][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.566809][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.566861][ T32] r5:80050013 r4:80239bb0 [ 884.566902][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.567003][ T32] r4:82ac21e4 [ 884.567074][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.567173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.567237][ T32] r4:dff9ddc0 [ 884.567337][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.567505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.567580][ T32] r4:00000000 [ 884.567647][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.567749][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.567815][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.567926][ T32] r5:00001000 r4:dfb17000 [ 884.567989][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.568084][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.568201][ T32] r5:84553b8c r4:84553800 [ 884.568298][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.586726][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.586893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.587045][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.587113][ T32] r4:8483ac80 [ 884.587185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.587304][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.587358][ T32] r4:00000001 [ 884.587407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.587555][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.587642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.587719][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.587777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.587841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.587914][ T32] r4:84839bc0 [ 884.587973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.588041][ T32] INFO: task kworker/1:575:4499 blocked for more than 461 seconds. [ 884.588121][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.588198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.588323][ T32] task:kworker/1:575 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.596483][ T32] Workqueue: events bpf_prog_free_deferred [ 884.596649][ T32] Call trace: [ 884.596746][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.596888][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000113 r6:eaf29d8c r5:85285400 [ 884.596947][ T32] r4:85285400 [ 884.597002][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.597102][ T32] r5:85285400 r4:8291a680 [ 884.597168][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.597315][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.597418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 [ 884.597472][ T32] r4:00000000 [ 884.597523][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.597622][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.597715][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.597806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84345dc0 [ 884.597857][ T32] r4:00000000 [ 884.597956][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.598068][ T32] r9:83018205 r8:85285400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 884.598123][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.598226][ T32] r5:00001000 r4:eaf21000 [ 884.598313][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.609785][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.610051][ T32] r5:8522438c r4:85224000 [ 884.610141][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.610301][ T32] r7:ddde2d80 r6:83018200 r5:8522438c r4:84332280 [ 884.610442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.610557][ T32] r10:61c88647 r9:85285400 r8:843322ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.610613][ T32] r4:84332280 [ 884.610663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.610771][ T32] r10:00000000 r9:84332280 r8:80287e08 r7:eaf19e60 r6:84332300 r5:85285400 [ 884.610844][ T32] r4:00000001 [ 884.610921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.611013][ T32] Exception stack(0xeaf29fb0 to 0xeaf29ff8) [ 884.611106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.611179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.611251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.611336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.611389][ T32] r4:843458c0 [ 884.612004][ T32] INFO: task kworker/1:575:4499 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.612129][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.612323][ T32] Workqueue: events bpf_prog_free_deferred [ 884.612496][ T32] Call trace: [ 884.612629][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.612749][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.612823][ T32] r4:00000000 [ 884.612885][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.612989][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.613075][ T32] dd20: 9cc52000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.613145][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.613207][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.613271][ T32] r5:80050013 r4:80239bb0 [ 884.613322][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.613412][ T32] r4:82ac21e4 [ 884.613477][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.613608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.613666][ T32] r4:dff9ddc0 [ 884.613712][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.613802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.613852][ T32] r4:00000000 [ 884.613899][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.614033][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.614094][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.614187][ T32] r5:00001000 r4:dfb17000 [ 884.614234][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.614328][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.614422][ T32] r5:84553b8c r4:84553800 [ 884.614492][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.614606][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.614657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.614756][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.614809][ T32] r4:8483ac80 [ 884.614854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.614969][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.615027][ T32] r4:00000001 [ 884.615072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.615147][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.615207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.615282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.615341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.615403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.615476][ T32] r4:84839bc0 [ 884.615536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.615645][ T32] INFO: task kworker/1:576:4501 blocked for more than 461 seconds. [ 884.615736][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.615796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.615861][ T32] task:kworker/1:576 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.615983][ T32] Workqueue: events bpf_prog_free_deferred [ 884.616077][ T32] Call trace: [ 884.616167][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.616311][ T32] r10:8291a684 r9:eaf0dd84 r8:00000002 r7:60000113 r6:eaf0dd8c r5:85276000 [ 884.616372][ T32] r4:85276000 [ 884.616423][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.616521][ T32] r5:85276000 r4:8291a680 [ 884.616570][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.616650][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.616771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 [ 884.616834][ T32] r4:00000000 [ 884.616881][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.616963][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.617048][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.617140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3040 [ 884.617195][ T32] r4:00000000 [ 884.617243][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.617353][ T32] r9:83018205 r8:85276000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 884.617401][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.617492][ T32] r5:00001000 r4:eaf31000 [ 884.617564][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.617670][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.617768][ T32] r5:85224b8c r4:85224800 [ 884.617846][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.617966][ T32] r7:ddde2d80 r6:83018200 r5:85224b8c r4:84332380 [ 884.618016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.618137][ T32] r10:61c88647 r9:85276000 r8:843323ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.618205][ T32] r4:84332380 [ 884.618275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.618416][ T32] r10:00000000 r9:84332380 r8:80287e08 r7:eaf29e60 r6:84332400 r5:85276000 [ 884.642289][ T32] r4:00000001 [ 884.642464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.642591][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 884.642661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.642721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.642776][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.642842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.642917][ T32] r4:84345d00 [ 884.643514][ T32] INFO: task kworker/1:576:4501 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.643584][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.643718][ T32] Workqueue: events bpf_prog_free_deferred [ 884.643817][ T32] Call trace: [ 884.643913][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.644022][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.644070][ T32] r4:00000000 [ 884.644110][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.644188][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.644286][ T32] dd20: 9ce52000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.644355][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.644425][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.644479][ T32] r5:80050013 r4:80239bb0 [ 884.644524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.644607][ T32] r4:82ac21e4 [ 884.644649][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.644732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.644798][ T32] r4:dff9ddc0 [ 884.644861][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.644949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.644997][ T32] r4:00000000 [ 884.645039][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.645129][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.645179][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.645271][ T32] r5:00001000 r4:dfb17000 [ 884.645316][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.645391][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.645473][ T32] r5:84553b8c r4:84553800 [ 884.645534][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.645633][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.645704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.645802][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.645850][ T32] r4:8483ac80 [ 884.645910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.646006][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.646081][ T32] r4:00000001 [ 884.646126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.646212][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.646307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.646371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.646425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.646514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.646565][ T32] r4:84839bc0 [ 884.646636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.646696][ T32] INFO: task kworker/1:577:4503 blocked for more than 461 seconds. [ 884.646760][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.646838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.646911][ T32] task:kworker/1:577 state:D stack:0 pid:4503 tgid:4503 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.647038][ T32] Workqueue: events bpf_prog_free_deferred [ 884.647134][ T32] Call trace: [ 884.647202][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.647311][ T32] r10:8291a684 r9:eaf01d84 r8:00000002 r7:60000113 r6:eaf01d8c r5:85288000 [ 884.647364][ T32] r4:85288000 [ 884.647411][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.647500][ T32] r5:85288000 r4:8291a680 [ 884.647545][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.647627][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.647718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf01e08 [ 884.647773][ T32] r4:00000000 [ 884.647823][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.647900][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.647977][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.648103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850efbc0 [ 884.648159][ T32] r4:00000000 [ 884.648202][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.648353][ T32] r9:83018205 r8:85288000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 884.663201][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.663395][ T32] r5:00001000 r4:eaf2b000 [ 884.663481][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.663581][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.663677][ T32] r5:8522478c r4:85224400 [ 884.663743][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.663852][ T32] r7:ddde2d80 r6:83018200 r5:8522478c r4:84332480 [ 884.663901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.664002][ T32] r10:61c88647 r9:85288000 r8:843324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.664054][ T32] r4:84332480 [ 884.664100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.664232][ T32] r10:00000000 r9:84332480 r8:80287e08 r7:eaf0de60 r6:84332500 r5:85288000 [ 884.664328][ T32] r4:00000001 [ 884.664380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.664464][ T32] Exception stack(0xeaf01fb0 to 0xeaf01ff8) [ 884.664533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.664596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.664656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.664721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.664789][ T32] r4:84345e80 [ 884.665383][ T32] INFO: task kworker/1:577:4503 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.665468][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.665653][ T32] Workqueue: events bpf_prog_free_deferred [ 884.665758][ T32] Call trace: [ 884.665830][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.665942][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.665998][ T32] r4:00000000 [ 884.666048][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.666138][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.666204][ T32] dd20: 9ceaf000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.666279][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.666336][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.666392][ T32] r5:80050013 r4:80239bb0 [ 884.666441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.666558][ T32] r4:82ac21e4 [ 884.666612][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.666706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.666757][ T32] r4:dff9ddc0 [ 884.666827][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.666980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.667043][ T32] r4:00000000 [ 884.667096][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.667195][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.667253][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.667349][ T32] r5:00001000 r4:dfb17000 [ 884.667397][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.667482][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.667593][ T32] r5:84553b8c r4:84553800 [ 884.667644][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.667747][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.667799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.667900][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.667951][ T32] r4:8483ac80 [ 884.667996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.668093][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.668145][ T32] r4:00000001 [ 884.668210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.668322][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.682404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.682582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.682652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.682744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.682810][ T32] r4:84839bc0 [ 884.682868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.682933][ T32] INFO: task kworker/1:578:4505 blocked for more than 461 seconds. [ 884.683003][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.683057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.683125][ T32] task:kworker/1:578 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.683265][ T32] Workqueue: events bpf_prog_free_deferred [ 884.683403][ T32] Call trace: [ 884.683499][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.683621][ T32] r10:8291a684 r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:85288c00 [ 884.683678][ T32] r4:85288c00 [ 884.683724][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.683815][ T32] r5:85288c00 r4:8291a680 [ 884.683860][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.683944][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.684057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 884.684119][ T32] r4:00000000 [ 884.684165][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.684253][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.684370][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.684480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3140 [ 884.684562][ T32] r4:00000000 [ 884.684730][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.684845][ T32] r9:83018205 r8:85288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 884.684894][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.684987][ T32] r5:00001000 r4:eaf3f000 [ 884.685035][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.685139][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.685236][ T32] r5:85224f8c r4:85224c00 [ 884.685294][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.685391][ T32] r7:ddde2d80 r6:83018200 r5:85224f8c r4:84332580 [ 884.685456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.685565][ T32] r10:61c88647 r9:85288c00 r8:843325ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.685618][ T32] r4:84332580 [ 884.685687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.685796][ T32] r10:00000000 r9:84332580 r8:80287e08 r7:eaf0de60 r6:84332600 r5:85288c00 [ 884.685848][ T32] r4:00000001 [ 884.685893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.685972][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 884.686032][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.686089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.686166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.686238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.686300][ T32] r4:84af3280 [ 884.686867][ T32] INFO: task kworker/1:578:4505 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.686954][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.687088][ T32] Workqueue: events bpf_prog_free_deferred [ 884.687279][ T32] Call trace: [ 884.687355][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.687468][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.687521][ T32] r4:00000000 [ 884.687567][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.687670][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.687751][ T32] dd20: 9d151000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.687832][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.687897][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.687968][ T32] r5:80050013 r4:80239bb0 [ 884.688021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.688117][ T32] r4:82ac21e4 [ 884.688166][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.688309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.688369][ T32] r4:dff9ddc0 [ 884.714147][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.714413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.714502][ T32] r4:00000000 [ 884.714578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.714686][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.714734][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.714843][ T32] r5:00001000 r4:dfb17000 [ 884.714895][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.715000][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.715100][ T32] r5:84553b8c r4:84553800 [ 884.715165][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.715275][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.715321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.715418][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.715486][ T32] r4:8483ac80 [ 884.715551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.715667][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.715720][ T32] r4:00000001 [ 884.715781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.715870][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.715935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.716016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.716081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.716146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.716199][ T32] r4:84839bc0 [ 884.716281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.716368][ T32] INFO: task kworker/1:579:4507 blocked for more than 461 seconds. [ 884.716460][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.716521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.716572][ T32] task:kworker/1:579 state:D stack:0 pid:4507 tgid:4507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.716726][ T32] Workqueue: events bpf_prog_free_deferred [ 884.716840][ T32] Call trace: [ 884.716946][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.717068][ T32] r10:8291a684 r9:eaf49d84 r8:00000002 r7:60000113 r6:eaf49d8c r5:8528a400 [ 884.717123][ T32] r4:8528a400 [ 884.717170][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.717277][ T32] r5:8528a400 r4:8291a680 [ 884.717327][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.717424][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.717529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 884.717583][ T32] r4:00000000 [ 884.717651][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.717740][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.717819][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.717927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3300 [ 884.718012][ T32] r4:00000000 [ 884.718068][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.718167][ T32] r9:83018205 r8:8528a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 884.718214][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.718311][ T32] r5:00001000 r4:eaf45000 [ 884.718372][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.729229][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.729484][ T32] r5:8522538c r4:85225000 [ 884.729541][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.729649][ T32] r7:ddde2d80 r6:83018200 r5:8522538c r4:84332680 [ 884.729719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.729827][ T32] r10:61c88647 r9:8528a400 r8:843326ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.729883][ T32] r4:84332680 [ 884.729931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.730030][ T32] r10:00000000 r9:84332680 r8:80287e08 r7:eaf35e60 r6:84332700 r5:8528a400 [ 884.730082][ T32] r4:00000001 [ 884.730130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.730211][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 884.730291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.730380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.730450][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.730522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.730577][ T32] r4:84af3100 [ 884.731168][ T32] INFO: task kworker/1:579:4507 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.731261][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.731411][ T32] Workqueue: events bpf_prog_free_deferred [ 884.731547][ T32] Call trace: [ 884.731623][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.731738][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.731792][ T32] r4:00000000 [ 884.731840][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.731927][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.732017][ T32] dd20: 9d3a9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.732134][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.732214][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.732308][ T32] r5:80050013 r4:80239bb0 [ 884.732361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.732457][ T32] r4:82ac21e4 [ 884.732510][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.732609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.732662][ T32] r4:dff9ddc0 [ 884.732710][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.732824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.732915][ T32] r4:00000000 [ 884.732989][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.733094][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.733144][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.733259][ T32] r5:00001000 r4:dfb17000 [ 884.733317][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.733414][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.733507][ T32] r5:84553b8c r4:84553800 [ 884.733570][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.733677][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.733730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.733832][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.733895][ T32] r4:8483ac80 [ 884.733944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.734052][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.734109][ T32] r4:00000001 [ 884.734180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.734287][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.734354][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.734418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.734494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.734566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.734634][ T32] r4:84839bc0 [ 884.734715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.734808][ T32] INFO: task kworker/1:580:4509 blocked for more than 461 seconds. [ 884.734884][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.734956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.735015][ T32] task:kworker/1:580 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.735125][ T32] Workqueue: events bpf_prog_free_deferred [ 884.735215][ T32] Call trace: [ 884.735315][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.735434][ T32] r10:8291a684 r9:eaf55d84 r8:00000002 r7:60000013 r6:eaf55d8c r5:8528b000 [ 884.735487][ T32] r4:8528b000 [ 884.735536][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.735658][ T32] r5:8528b000 r4:8291a680 [ 884.735711][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.735819][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.735922][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 [ 884.735992][ T32] r4:00000000 [ 884.736056][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.736137][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.736215][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.736361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af35c0 [ 884.736419][ T32] r4:00000000 [ 884.736499][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.736606][ T32] r9:83018205 r8:8528b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 884.736657][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.736747][ T32] r5:00001000 r4:eaf57000 [ 884.736794][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.736882][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.736978][ T32] r5:8522578c r4:85225400 [ 884.737025][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.737123][ T32] r7:ddde2d80 r6:83018200 r5:8522578c r4:84332780 [ 884.737193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.737321][ T32] r10:61c88647 r9:8528b000 r8:843327ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.737372][ T32] r4:84332780 [ 884.737418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.737538][ T32] r10:00000000 r9:84332780 r8:80287e08 r7:eaf49e60 r6:84332800 r5:8528b000 [ 884.737601][ T32] r4:00000001 [ 884.737648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.737729][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 884.737813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.737901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.737973][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.738109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.738197][ T32] r4:84af32c0 [ 884.762179][ T32] INFO: task kworker/1:580:4509 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.762370][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.762525][ T32] Workqueue: events bpf_prog_free_deferred [ 884.762683][ T32] Call trace: [ 884.762801][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.762926][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.762981][ T32] r4:00000000 [ 884.763028][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.763117][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.763180][ T32] dd20: 9d65e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.763291][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.763370][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.763427][ T32] r5:80050013 r4:80239bb0 [ 884.763476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.763602][ T32] r4:82ac21e4 [ 884.763662][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.763774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.763832][ T32] r4:dff9ddc0 [ 884.763903][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.764002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.764070][ T32] r4:00000000 [ 884.764124][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.764227][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.764314][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.764409][ T32] r5:00001000 r4:dfb17000 [ 884.764454][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.764535][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.764626][ T32] r5:84553b8c r4:84553800 [ 884.764677][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.764776][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.764825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.764924][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.764972][ T32] r4:8483ac80 [ 884.765017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.765114][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.765186][ T32] r4:00000001 [ 884.765239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.765330][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.765386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.765444][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.765503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.765566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.765618][ T32] r4:84839bc0 [ 884.765669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.765731][ T32] INFO: task kworker/1:581:4510 blocked for more than 461 seconds. [ 884.765800][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.765855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.765900][ T32] task:kworker/1:581 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.765997][ T32] Workqueue: events bpf_prog_free_deferred [ 884.766084][ T32] Call trace: [ 884.766172][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.766290][ T32] r10:8291a684 r9:eaf61d84 r8:00000002 r7:60000013 r6:eaf61d8c r5:84353000 [ 884.766342][ T32] r4:84353000 [ 884.766385][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.766473][ T32] r5:84353000 r4:8291a680 [ 884.766518][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.766599][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.766691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf61e08 [ 884.766764][ T32] r4:00000000 [ 884.766818][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.766915][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.767001][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.767092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3d80 [ 884.767144][ T32] r4:00000000 [ 884.767191][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.767297][ T32] r9:83018205 r8:84353000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 884.767348][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.767437][ T32] r5:00001000 r4:e07a5000 [ 884.767483][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.767569][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.767689][ T32] r5:8522638c r4:85226000 [ 884.767744][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.767859][ T32] r7:ddde2d80 r6:83018200 r5:8522638c r4:84332880 [ 884.767913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.768017][ T32] r10:61c88647 r9:84353000 r8:843328ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.768070][ T32] r4:84332880 [ 884.768112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.768202][ T32] r10:00000000 r9:84332880 r8:80287e08 r7:eaf55e60 r6:850c0e00 r5:84353000 [ 884.768283][ T32] r4:00000001 [ 884.768332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.768580][ T32] Exception stack(0xeaf61fb0 to 0xeaf61ff8) [ 884.789624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.789726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.789790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.789865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.789936][ T32] r4:84af3580 [ 884.790533][ T32] INFO: task kworker/1:581:4510 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.790630][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.790779][ T32] Workqueue: events bpf_prog_free_deferred [ 884.790906][ T32] Call trace: [ 884.791024][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.791152][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.791207][ T32] r4:00000000 [ 884.791261][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.791350][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.791413][ T32] dd20: 9d88b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.791483][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.791545][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.791602][ T32] r5:80050013 r4:80239bb0 [ 884.791648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.791738][ T32] r4:82ac21e4 [ 884.791810][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.791924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.791976][ T32] r4:dff9ddc0 [ 884.792038][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.792169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.792222][ T32] r4:00000000 [ 884.792299][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.792400][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.792450][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.792540][ T32] r5:00001000 r4:dfb17000 [ 884.792604][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.792730][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.792839][ T32] r5:84553b8c r4:84553800 [ 884.792904][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.793007][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 884.793395][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 4 printk messages dropped ** [ 884.793788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 884.794876][ T32] r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000013 r6:eaf69d8c r5:8528c800 ** 4 printk messages dropped ** [ 884.795202][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.795309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 884.795395][ T32] r4:00000000 [ 884.795447][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.795541][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.795623][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.795709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3bc0 [ 884.795758][ T32] r4:00000000 [ 884.795803][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.795902][ T32] r9:83018205 r8:8528c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 884.795951][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.796040][ T32] r5:00001000 r4:e00dd000 [ 884.796114][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.796236][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.796373][ T32] r5:85225b8c r4:85225800 [ 884.796420][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.796517][ T32] r7:ddde2d80 r6:83018200 r5:85225b8c r4:84332900 [ 884.796564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.796680][ T32] r10:61c88647 r9:8528c800 r8:8433292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.796739][ T32] r4:84332900 [ 884.796811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.796925][ T32] r10:00000000 r9:84332900 r8:80287e08 r7:eaf61e60 r6:84332980 r5:8528c800 [ 884.796980][ T32] r4:00000001 [ 884.797040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.797126][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 884.797188][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.797269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.797338][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.797404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.797457][ T32] r4:84af3740 [ 884.797778][ T32] INFO: task kworker/1:582:4513 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.797869][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.798031][ T32] Workqueue: events bpf_prog_free_deferred [ 884.798135][ T32] Call trace: [ 884.798299][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.827255][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.827452][ T32] r4:00000000 [ 884.827519][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.827680][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.827765][ T32] dd20: 9db39000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.827841][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.827920][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.827984][ T32] r5:80050013 r4:80239bb0 [ 884.828049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.828156][ T32] r4:82ac21e4 [ 884.828228][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.828458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.836309][ T32] r4:dff9ddc0 [ 884.836399][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.836529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.836586][ T32] r4:00000000 [ 884.836634][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.836736][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.836803][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.836918][ T32] r5:00001000 r4:dfb17000 [ 884.836975][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.837064][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.837159][ T32] r5:84553b8c r4:84553800 [ 884.837228][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.837360][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.837412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.837533][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.837609][ T32] r4:8483ac80 [ 884.837664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.837768][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.837821][ T32] r4:00000001 [ 884.837869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.837952][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.838020][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.838084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.838163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.838238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.838303][ T32] r4:84839bc0 [ 884.838360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.849077][ T32] INFO: task kworker/0:116:4518 blocked for more than 461 seconds. [ 884.849276][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.849368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.849450][ T32] task:kworker/0:116 state:D stack:0 pid:4518 tgid:4518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.849581][ T32] Workqueue: events bpf_prog_free_deferred [ 884.849700][ T32] Call trace: ** 1 printk messages dropped ** [ 884.849911][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:84350c00 ** 4 printk messages dropped ** [ 884.850321][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 884.850729][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 884.851050][ T32] r9:83018005 r8:84350c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 4 printk messages dropped ** [ 884.851510][ T32] r5:851d5f8c r4:851d5c00 [ 884.851566][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.851666][ T32] r7:dddced80 r6:83018000 r5:851d5f8c r4:850c0e80 [ 884.851730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.851837][ T32] r10:61c88647 r9:84350c00 r8:850c0eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.851889][ T32] r4:850c0e80 [ 884.851934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.852033][ T32] r10:00000000 r9:850c0e80 r8:80287e08 r7:eae35e60 r6:850c0f00 r5:84350c00 [ 884.852156][ T32] r4:00000001 [ 884.852210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.852334][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 884.852407][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.852496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.852582][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.852660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.852741][ T32] r4:850c8300 [ 884.853360][ T32] INFO: task kworker/0:116:4518 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.853442][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.853561][ T32] Workqueue: events bpf_prog_free_deferred [ 884.853654][ T32] Call trace: [ 884.853719][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.853840][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.853896][ T32] r4:00000000 [ 884.853937][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.854034][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.854117][ T32] dd20: 9ddff000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.854186][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.854251][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.854309][ T32] r5:80050013 r4:80239bb0 [ 884.854356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.854447][ T32] r4:82ac21e4 [ 884.854493][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.854583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.854635][ T32] r4:dff9ddc0 [ 884.854679][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.854785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.854857][ T32] r4:00000000 [ 884.854923][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.855027][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.855091][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.855203][ T32] r5:00001000 r4:dfb17000 [ 884.855269][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.855358][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.855445][ T32] r5:84553b8c r4:84553800 [ 884.855491][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.855590][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.855638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.855755][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.855827][ T32] r4:8483ac80 [ 884.855875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.855999][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.856058][ T32] r4:00000001 [ 884.856104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.856183][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.856285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.856356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.856414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.856498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.856601][ T32] r4:84839bc0 [ 884.856649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.856702][ T32] INFO: task kworker/0:117:4519 blocked for more than 461 seconds. [ 884.856758][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.856805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.856845][ T32] task:kworker/0:117 state:D stack:0 pid:4519 tgid:4519 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.856952][ T32] Workqueue: events bpf_prog_free_deferred [ 884.857048][ T32] Call trace: [ 884.857120][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.857222][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:84356000 [ 884.857289][ T32] r4:84356000 [ 884.857356][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.857457][ T32] r5:84356000 r4:8291a680 [ 884.857504][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.857592][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.857685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 884.857755][ T32] r4:00000000 [ 884.857826][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.857911][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.857994][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.858086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8780 [ 884.858158][ T32] r4:00000000 [ 884.858221][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.858333][ T32] r9:83018005 r8:84356000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 884.882388][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.882680][ T32] r5:00001000 r4:dff4d000 [ 884.882732][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.882879][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.882972][ T32] r5:851d638c r4:851d6000 [ 884.883017][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.883127][ T32] r7:dddced80 r6:83018000 r5:851d638c r4:850c0f80 [ 884.883175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.883315][ T32] r10:61c88647 r9:84356000 r8:850c0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.883367][ T32] r4:850c0f80 [ 884.883415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.883528][ T32] r10:00000000 r9:850c0f80 r8:80287e08 r7:eaf3de60 r6:851eb000 r5:84356000 [ 884.883585][ T32] r4:00000001 [ 884.883645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.883728][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 884.883792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 884.883857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.883916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.883983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.884051][ T32] r4:850c8500 [ 884.884671][ T32] INFO: task kworker/0:117:4519 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.884756][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.884944][ T32] Workqueue: events bpf_prog_free_deferred [ 884.885062][ T32] Call trace: [ 884.885134][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.885258][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.885316][ T32] r4:00000000 [ 884.885364][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.885452][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.885540][ T32] dd20: 9dfd2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.885619][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.885679][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.885736][ T32] r5:80050013 r4:80239bb0 [ 884.885784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.885900][ T32] r4:82ac21e4 [ 884.885958][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.886072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.886142][ T32] r4:dff9ddc0 [ 884.886191][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.886301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.886353][ T32] r4:00000000 [ 884.886401][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.886514][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.886567][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.886655][ T32] r5:00001000 r4:dfb17000 [ 884.886703][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.886781][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.886872][ T32] r5:84553b8c r4:84553800 [ 884.886919][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.887026][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.887082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.887209][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.887289][ T32] r4:8483ac80 [ 884.887368][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.887473][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.887553][ T32] r4:00000001 [ 884.887604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.887679][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.887776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.887845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.887920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.887988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.888041][ T32] r4:84839bc0 [ 884.888086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.888162][ T32] INFO: task kworker/0:118:4520 blocked for more than 461 seconds. [ 884.888253][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.888336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.902913][ T32] task:kworker/0:118 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.903168][ T32] Workqueue: events bpf_prog_free_deferred [ 884.903330][ T32] Call trace: [ 884.903444][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.903563][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:85280000 [ 884.903618][ T32] r4:85280000 [ 884.903664][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.903777][ T32] r5:85280000 r4:8291a680 [ 884.903830][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.903934][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.904041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 884.904096][ T32] r4:00000000 [ 884.904143][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.904237][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.904392][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.904490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248c80 [ 884.904545][ T32] r4:00000000 [ 884.904612][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.904724][ T32] r9:83018005 r8:85280000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 884.904778][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.904871][ T32] r5:00001000 r4:dff81000 [ 884.904921][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.905008][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.905120][ T32] r5:851d738c r4:851d7000 [ 884.905188][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.905315][ T32] r7:dddced80 r6:83018000 r5:851d738c r4:851eb080 [ 884.905380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.905487][ T32] r10:61c88647 r9:85280000 r8:851eb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.905541][ T32] r4:851eb080 [ 884.905591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.905694][ T32] r10:00000000 r9:851eb080 r8:80287e08 r7:eaf79e60 r6:851eb100 r5:85280000 [ 884.905747][ T32] r4:00000001 [ 884.905794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.905910][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 884.906011][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.906087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.906166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.906250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.906325][ T32] r4:850c8500 [ 884.906905][ T32] INFO: task kworker/0:118:4520 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.906992][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.907122][ T32] Workqueue: events bpf_prog_free_deferred [ 884.907222][ T32] Call trace: [ 884.907309][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.907424][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.907478][ T32] r4:00000000 [ 884.907526][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.907611][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.907674][ T32] dd20: 9e054000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.907736][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.907793][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.907848][ T32] r5:80050013 r4:80239bb0 [ 884.907931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.908035][ T32] r4:82ac21e4 [ 884.908083][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.908178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.908234][ T32] r4:dff9ddc0 [ 884.908315][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.926805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.926987][ T32] r4:00000000 [ 884.927065][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.927210][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.927293][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.927426][ T32] r5:00001000 r4:dfb17000 [ 884.927499][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.927594][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.927684][ T32] r5:84553b8c r4:84553800 [ 884.927733][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.927849][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.927903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.928007][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.928060][ T32] r4:8483ac80 [ 884.928120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.928253][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.928339][ T32] r4:00000001 [ 884.939017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.939260][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.939336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.939426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.939506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.939620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.939682][ T32] r4:84839bc0 [ 884.939736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.939801][ T32] INFO: task kworker/0:119:4522 blocked for more than 461 seconds. [ 884.939892][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.939952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.940020][ T32] task:kworker/0:119 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.940181][ T32] Workqueue: events bpf_prog_free_deferred [ 884.940332][ T32] Call trace: [ 884.940409][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.940537][ T32] r10:8291a684 r9:eaf81d84 r8:00000002 r7:60000113 r6:eaf81d8c r5:851bec00 [ 884.940623][ T32] r4:851bec00 [ 884.940690][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.940786][ T32] r5:851bec00 r4:8291a680 [ 884.940851][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.940956][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.941055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf81e08 [ 884.941104][ T32] r4:00000000 [ 884.941156][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.941256][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.941346][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.941462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea9c0 [ 884.941528][ T32] r4:00000000 [ 884.941588][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.941695][ T32] r9:83018005 r8:851bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 884.941744][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.941832][ T32] r5:00001000 r4:ead59000 [ 884.941897][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.941990][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.942097][ T32] r5:851d678c r4:851d6400 [ 884.942150][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.942278][ T32] r7:dddced80 r6:83018000 r5:851d678c r4:851eb180 [ 884.942336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.942436][ T32] r10:61c88647 r9:851bec00 r8:851eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 884.942505][ T32] r4:851eb180 [ 884.942558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.942672][ T32] r10:00000000 r9:851eb180 r8:80287e08 r7:eaf65e60 r6:851eb200 r5:851bec00 [ 884.942755][ T32] r4:00000001 [ 884.942804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.942881][ T32] Exception stack(0xeaf81fb0 to 0xeaf81ff8) [ 884.942967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 884.943039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.943090][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.943176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.943273][ T32] r4:850c8500 [ 884.943854][ T32] INFO: task kworker/0:119:4522 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.943935][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.944064][ T32] Workqueue: events bpf_prog_free_deferred [ 884.944164][ T32] Call trace: [ 884.944331][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.944466][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.944537][ T32] r4:00000000 [ 884.944580][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.944744][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.944822][ T32] dd20: 9e369000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.944890][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.944947][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.945005][ T32] r5:80050013 r4:80239bb0 [ 884.945052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.945138][ T32] r4:82ac21e4 [ 884.945182][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.945315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.945405][ T32] r4:dff9ddc0 [ 884.945471][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.945565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.945615][ T32] r4:00000000 [ 884.945689][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.945796][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.945918][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.946043][ T32] r5:00001000 r4:dfb17000 [ 884.946101][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.946191][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.946296][ T32] r5:84553b8c r4:84553800 [ 884.946344][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.946451][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.946505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.946610][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.946660][ T32] r4:8483ac80 [ 884.946700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.946792][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.946838][ T32] r4:00000001 [ 884.946880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.946966][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.947033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.947101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.947163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.947238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.947299][ T32] r4:84839bc0 [ 884.947347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.947411][ T32] INFO: task kworker/1:583:4523 blocked for more than 461 seconds. [ 884.947472][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.947527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.947577][ T32] task:kworker/1:583 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.947713][ T32] Workqueue: events bpf_prog_free_deferred [ 884.947845][ T32] Call trace: [ 884.947939][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.948050][ T32] r10:8291a684 r9:eaf85d84 r8:00000002 r7:60000013 r6:eaf85d8c r5:848e8000 [ 884.948115][ T32] r4:848e8000 [ 884.948167][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.948305][ T32] r5:848e8000 r4:8291a680 [ 884.948364][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.970702][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 884.970881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf85e08 [ 884.970937][ T32] r4:00000000 [ 884.970988][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 884.971075][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 884.971179][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.971290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3cc0 [ 884.971359][ T32] r4:00000000 [ 884.971441][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.971551][ T32] r9:83018205 r8:848e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 884.971602][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.971697][ T32] r5:00001000 r4:e050b000 [ 884.971762][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.971865][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.971961][ T32] r5:85225f8c r4:85225c00 [ 884.972009][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.972147][ T32] r7:ddde2d80 r6:83018200 r5:85225f8c r4:84332a00 [ 884.972195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.972348][ T32] r10:61c88647 r9:848e8000 r8:84332a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.972417][ T32] r4:84332a00 [ 884.972465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.972583][ T32] r10:00000000 r9:84332a00 r8:80287e08 r7:eaf61e60 r6:851eb280 r5:848e8000 [ 884.972640][ T32] r4:00000001 [ 884.972687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.972772][ T32] Exception stack(0xeaf85fb0 to 0xeaf85ff8) [ 884.972855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 884.972929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.972991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.973057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.973142][ T32] r4:84af3d00 [ 884.973741][ T32] INFO: task kworker/1:583:4523 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 884.973825][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.973973][ T32] Workqueue: events bpf_prog_free_deferred [ 884.974075][ T32] Call trace: [ 884.974148][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 884.974267][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 884.974319][ T32] r4:00000000 [ 884.974384][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 884.974478][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 884.974541][ T32] dd20: 9e53c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 884.974603][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 884.974666][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 884.974727][ T32] r5:80050013 r4:80239bb0 [ 884.974798][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 884.974907][ T32] r4:82ac21e4 [ 884.974960][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 884.975068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 884.975125][ T32] r4:dff9ddc0 [ 884.975171][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 884.975328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 884.975397][ T32] r4:00000000 [ 884.975459][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 884.975603][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 884.975664][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 884.975757][ T32] r5:00001000 r4:dfb17000 [ 884.975804][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 884.975884][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 884.976002][ T32] r5:84553b8c r4:84553800 [ 884.976064][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 884.976166][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 884.976228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 884.976366][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 884.976434][ T32] r4:8483ac80 [ 884.976483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 884.976582][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 884.976633][ T32] r4:00000001 [ 884.976694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 884.976802][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 884.976877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 884.976942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 884.977016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 884.977083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 884.977158][ T32] r4:84839bc0 [ 884.977215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 884.977340][ T32] INFO: task kworker/1:584:4526 blocked for more than 462 seconds. [ 884.977421][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 884.977479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 884.977528][ T32] task:kworker/1:584 state:D stack:0 pid:4526 tgid:4526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 884.977629][ T32] Workqueue: events bpf_prog_free_deferred [ 884.977748][ T32] Call trace: [ 884.977877][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 884.977987][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000113 r6:eaf89d8c r5:848e8c00 [ 884.978053][ T32] r4:848e8c00 [ 884.978130][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 884.978229][ T32] r5:848e8c00 r4:8291a680 [ 884.978284][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 884.978367][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.001961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 885.002080][ T32] r4:00000000 [ 885.002149][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.002277][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.002369][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.002463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3a40 [ 885.002516][ T32] r4:00000000 [ 885.002584][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.002696][ T32] r9:83018205 r8:848e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 885.002784][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.002891][ T32] r5:00001000 r4:e89ad000 [ 885.002941][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.003025][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.003109][ T32] r5:85226b8c r4:85226800 [ 885.003176][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.003314][ T32] r7:ddde2d80 r6:83018200 r5:85226b8c r4:84332a80 [ 885.003389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.003501][ T32] r10:61c88647 r9:848e8c00 r8:84332aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.003570][ T32] r4:84332a80 [ 885.003637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.003743][ T32] r10:00000000 r9:84332a80 r8:80287e08 r7:eaf61e60 r6:851eb300 r5:848e8c00 [ 885.003813][ T32] r4:00000001 [ 885.003896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.004003][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 885.004083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.004152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.004214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.004325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.004398][ T32] r4:84af3d00 [ 885.004979][ T32] INFO: task kworker/1:584:4526 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.005067][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.005263][ T32] Workqueue: events bpf_prog_free_deferred [ 885.005409][ T32] Call trace: [ 885.005512][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.005634][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.005689][ T32] r4:00000000 [ 885.005736][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.005823][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.005887][ T32] dd20: 9e7fc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.005946][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.005996][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.006042][ T32] r5:80050013 r4:80239bb0 [ 885.006086][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.006176][ T32] r4:82ac21e4 [ 885.006226][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.006353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.006413][ T32] r4:dff9ddc0 [ 885.006474][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.006574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.006626][ T32] r4:00000000 [ 885.006694][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.006814][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.006891][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.006998][ T32] r5:00001000 r4:dfb17000 [ 885.007065][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.007162][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.007292][ T32] r5:84553b8c r4:84553800 [ 885.007358][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.007479][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.007533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.007637][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.007690][ T32] r4:8483ac80 [ 885.007734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.007856][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.007924][ T32] r4:00000001 [ 885.007972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.008068][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.008150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.008220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.008331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.008464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.026641][ T32] r4:84839bc0 [ 885.026744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.026832][ T32] INFO: task kworker/1:585:4527 blocked for more than 462 seconds. [ 885.026911][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.026989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.027051][ T32] task:kworker/1:585 state:D stack:0 pid:4527 tgid:4527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.027207][ T32] Workqueue: events bpf_prog_free_deferred [ 885.027395][ T32] Call trace: [ 885.027511][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.027658][ T32] r10:8291a684 r9:eaf8dd84 r8:00000002 r7:60000113 r6:eaf8dd8c r5:848e9800 [ 885.027716][ T32] r4:848e9800 [ 885.027764][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.027864][ T32] r5:848e9800 r4:8291a680 [ 885.027930][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.028026][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.028123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 885.028194][ T32] r4:00000000 [ 885.028308][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.042742][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.042918][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.043020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3f80 [ 885.043076][ T32] r4:00000000 [ 885.043126][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.043230][ T32] r9:83018205 r8:848e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 885.043298][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.043401][ T32] r5:00001000 r4:e4953000 [ 885.043470][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.043569][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.043663][ T32] r5:8522678c r4:85226400 [ 885.043709][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.043829][ T32] r7:ddde2d80 r6:83018200 r5:8522678c r4:84332b00 [ 885.043888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.044017][ T32] r10:61c88647 r9:848e9800 r8:84332b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.044078][ T32] r4:84332b00 [ 885.044144][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.044301][ T32] r10:00000000 r9:84332b00 r8:80287e08 r7:eaf89e60 r6:851eb380 r5:848e9800 [ 885.044360][ T32] r4:00000001 [ 885.044406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.044490][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 885.044577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.044651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.044716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.044795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.044854][ T32] r4:84af3d40 [ 885.045440][ T32] INFO: task kworker/1:585:4527 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.045523][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.045749][ T32] Workqueue: events bpf_prog_free_deferred [ 885.045871][ T32] Call trace: [ 885.045966][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.046112][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.046191][ T32] r4:00000000 [ 885.046255][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.046343][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.046404][ T32] dd20: 9eb22000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.046466][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.046537][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.046614][ T32] r5:80050013 r4:80239bb0 [ 885.046668][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.046762][ T32] r4:82ac21e4 [ 885.046807][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.046910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.046962][ T32] r4:dff9ddc0 [ 885.047012][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.047154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.047232][ T32] r4:00000000 [ 885.047315][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.047428][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.047482][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.047579][ T32] r5:00001000 r4:dfb17000 [ 885.047629][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.047731][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.047830][ T32] r5:84553b8c r4:84553800 [ 885.047877][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.047980][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.048038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.048169][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.048233][ T32] r4:8483ac80 [ 885.048338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.063936][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.064028][ T32] r4:00000001 [ 885.064081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.064205][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.064319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.064410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.064494][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.064579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.064634][ T32] r4:84839bc0 [ 885.064687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.064754][ T32] INFO: task kworker/1:586:4529 blocked for more than 462 seconds. [ 885.064827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.064904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.064979][ T32] task:kworker/1:586 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.065157][ T32] Workqueue: events bpf_prog_free_deferred [ 885.065318][ T32] Call trace: [ 885.065437][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.065566][ T32] r10:8291a684 r9:eaf95d84 r8:00000002 r7:60000013 r6:eaf95d8c r5:848eb000 [ 885.065623][ T32] r4:848eb000 [ 885.065670][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.065765][ T32] r5:848eb000 r4:8291a680 [ 885.065813][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.065894][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.065988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 885.066064][ T32] r4:00000000 [ 885.066136][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.066241][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.066351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.066441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8433b0c0 [ 885.066509][ T32] r4:00000000 [ 885.066578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.066702][ T32] r9:83018205 r8:848eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 885.066757][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.066848][ T32] r5:00001000 r4:e89d5000 [ 885.066901][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.066995][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.067106][ T32] r5:85226f8c r4:85226c00 [ 885.067208][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.067335][ T32] r7:ddde2d80 r6:83018200 r5:85226f8c r4:84332b80 [ 885.067388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.067491][ T32] r10:61c88647 r9:848eb000 r8:84332bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.067545][ T32] r4:84332b80 [ 885.067589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.067705][ T32] r10:00000000 r9:84332b80 r8:80287e08 r7:eaf89e60 r6:851eb400 r5:848eb000 [ 885.067767][ T32] r4:00000001 [ 885.067815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.067898][ T32] Exception stack(0xeaf95fb0 to 0xeaf95ff8) [ 885.067957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.068028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.068088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.068171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.068230][ T32] r4:84af38c0 [ 885.082919][ T32] INFO: task kworker/1:586:4529 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.083142][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.083319][ T32] Workqueue: events bpf_prog_free_deferred [ 885.083450][ T32] Call trace: [ 885.083558][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.083689][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.083747][ T32] r4:00000000 [ 885.083796][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.083887][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.083955][ T32] dd20: 9ee43000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.084022][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.084081][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.084137][ T32] r5:80050013 r4:80239bb0 [ 885.084184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.084339][ T32] r4:82ac21e4 [ 885.084411][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.084509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.084567][ T32] r4:dff9ddc0 [ 885.084615][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.084706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.084758][ T32] r4:00000000 [ 885.084806][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.084909][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.084959][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.085106][ T32] r5:00001000 r4:dfb17000 [ 885.085166][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.085291][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.085404][ T32] r5:84553b8c r4:84553800 [ 885.085451][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.085572][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.085641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.085760][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.085824][ T32] r4:8483ac80 [ 885.085873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.085975][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.086025][ T32] r4:00000001 [ 885.086067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.086139][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.086213][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.086307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.086397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.086467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.086539][ T32] r4:84839bc0 [ 885.086593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.086690][ T32] INFO: task kworker/1:587:4532 blocked for more than 462 seconds. [ 885.086764][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.086816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.086862][ T32] task:kworker/1:587 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.086963][ T32] Workqueue: events bpf_prog_free_deferred [ 885.087078][ T32] Call trace: [ 885.087159][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.087296][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000113 r6:eafa1d8c r5:848ebc00 [ 885.087378][ T32] r4:848ebc00 [ 885.087467][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.087585][ T32] r5:848ebc00 r4:8291a680 [ 885.087640][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.087743][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.087869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 885.087933][ T32] r4:00000000 [ 885.088039][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.088132][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.088208][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.088383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820040 [ 885.109458][ T32] r4:00000000 [ 885.109549][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.109701][ T32] r9:83018205 r8:848ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 885.109761][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.109882][ T32] r5:00001000 r4:e89f9000 [ 885.109938][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.110028][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.110120][ T32] r5:8522738c r4:85227000 [ 885.110170][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.110318][ T32] r7:ddde2d80 r6:83018200 r5:8522738c r4:84332c00 [ 885.110381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.110478][ T32] r10:61c88647 r9:848ebc00 r8:84332c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.110525][ T32] r4:84332c00 [ 885.110568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.110672][ T32] r10:00000000 r9:84332c00 r8:80287e08 r7:eaf95e60 r6:851eb480 r5:848ebc00 [ 885.110720][ T32] r4:00000001 [ 885.110775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.110851][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 885.110908][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.110965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.111035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.111098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.111142][ T32] r4:84820000 [ 885.111743][ T32] INFO: task kworker/1:587:4532 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.111825][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.111958][ T32] Workqueue: events bpf_prog_free_deferred [ 885.112047][ T32] Call trace: [ 885.112215][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.112357][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.112404][ T32] r4:00000000 [ 885.112471][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.112554][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.112610][ T32] dd20: 9f041000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.112664][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.112731][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.112784][ T32] r5:80050013 r4:80239bb0 [ 885.112826][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.112903][ T32] r4:82ac21e4 [ 885.112952][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.113074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.113132][ T32] r4:dff9ddc0 [ 885.113197][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.113326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.113382][ T32] r4:00000000 [ 885.113423][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.113544][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.113611][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.113741][ T32] r5:00001000 r4:dfb17000 [ 885.113795][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.113894][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.114034][ T32] r5:84553b8c r4:84553800 [ 885.114096][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.114212][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.114291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.114403][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.114456][ T32] r4:8483ac80 [ 885.114500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.114597][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.114671][ T32] r4:00000001 [ 885.114726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.114820][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.114897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.114962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.115021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.115102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.115173][ T32] r4:84839bc0 [ 885.115221][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.115294][ T32] INFO: task kworker/1:588:4534 blocked for more than 462 seconds. [ 885.115362][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.115419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.115469][ T32] task:kworker/1:588 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.115618][ T32] Workqueue: events bpf_prog_free_deferred [ 885.115724][ T32] Call trace: [ 885.115815][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.115933][ T32] r10:8291a684 r9:eafa9d84 r8:00000002 r7:60000113 r6:eafa9d8c r5:848ed400 [ 885.115994][ T32] r4:848ed400 [ 885.116042][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.116131][ T32] r5:848ed400 r4:8291a680 [ 885.116172][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.116222][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.116328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 [ 885.116390][ T32] r4:00000000 [ 885.116443][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.116530][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.116608][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.116728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820600 [ 885.116792][ T32] r4:00000000 [ 885.116839][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.116950][ T32] r9:83018205 r8:848ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 885.117001][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.117091][ T32] r5:00001000 r4:eaa5f000 [ 885.117152][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.117252][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.117348][ T32] r5:85227f8c r4:85227c00 [ 885.117399][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.117491][ T32] r7:ddde2d80 r6:83018200 r5:85227f8c r4:84332c80 [ 885.117543][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.117640][ T32] r10:61c88647 r9:848ed400 r8:84332cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.117690][ T32] r4:84332c80 [ 885.117732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.117831][ T32] r10:00000000 r9:84332c80 r8:80287e08 r7:eafa1e60 r6:851eb500 r5:848ed400 [ 885.117881][ T32] r4:00000001 [ 885.117923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.117996][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 885.118053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.118115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.118181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.118258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.118312][ T32] r4:84820000 [ 885.146843][ T32] INFO: task kworker/1:588:4534 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.147059][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.147299][ T32] Workqueue: events bpf_prog_free_deferred [ 885.147438][ T32] Call trace: [ 885.147515][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.147640][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.147695][ T32] r4:00000000 [ 885.147741][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.147828][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.147891][ T32] dd20: 9f2e7000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.147973][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.148041][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.148103][ T32] r5:80050013 r4:80239bb0 [ 885.148213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.148396][ T32] r4:82ac21e4 [ 885.153619][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.153823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.153884][ T32] r4:dff9ddc0 [ 885.153931][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.154028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.154108][ T32] r4:00000000 [ 885.154192][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.154313][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.154365][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.154460][ T32] r5:00001000 r4:dfb17000 [ 885.154525][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.154617][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.154713][ T32] r5:84553b8c r4:84553800 [ 885.154766][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.154873][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.154924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.155029][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.155081][ T32] r4:8483ac80 [ 885.155129][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.155232][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.155298][ T32] r4:00000001 [ 885.155345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.155432][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.155497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.155562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.155623][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.155693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.155744][ T32] r4:84839bc0 [ 885.155818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.155892][ T32] INFO: task kworker/1:589:4535 blocked for more than 462 seconds. [ 885.155964][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.156039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.156097][ T32] task:kworker/1:589 state:D stack:0 pid:4535 tgid:4535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.156218][ T32] Workqueue: events bpf_prog_free_deferred [ 885.156386][ T32] Call trace: [ 885.156468][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.156582][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:848ea400 [ 885.156638][ T32] r4:848ea400 [ 885.156684][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.156797][ T32] r5:848ea400 r4:8291a680 [ 885.156855][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.156964][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.157069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 885.157125][ T32] r4:00000000 [ 885.157171][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.157261][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.157361][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.157462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848201c0 [ 885.157518][ T32] r4:00000000 [ 885.157587][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.157687][ T32] r9:83018205 r8:848ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 885.157739][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.157830][ T32] r5:00001000 r4:eaa19000 [ 885.157876][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.157960][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.158061][ T32] r5:8522778c r4:85227400 [ 885.158127][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.158234][ T32] r7:ddde2d80 r6:83018200 r5:8522778c r4:84332d80 [ 885.158321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.158516][ T32] r10:61c88647 r9:848ea400 r8:84332dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.179591][ T32] r4:84332d80 [ 885.179683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.179851][ T32] r10:00000000 r9:84332d80 r8:80287e08 r7:eafa9e60 r6:851eb580 r5:848ea400 [ 885.179915][ T32] r4:00000001 [ 885.179963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.180067][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 885.180140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.180207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.180310][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.180380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.180431][ T32] r4:848202c0 [ 885.181003][ T32] INFO: task kworker/1:589:4535 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.181086][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.181227][ T32] Workqueue: events bpf_prog_free_deferred [ 885.181368][ T32] Call trace: [ 885.181463][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.181590][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.181654][ T32] r4:00000000 [ 885.181726][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.181826][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.181895][ T32] dd20: 9f5ad000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.181957][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.182016][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.182088][ T32] r5:80050013 r4:80239bb0 [ 885.182144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.182239][ T32] r4:82ac21e4 [ 885.182295][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.182399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.182454][ T32] r4:dff9ddc0 [ 885.182505][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.182601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.182653][ T32] r4:00000000 [ 885.182703][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.182806][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.182857][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.182949][ T32] r5:00001000 r4:dfb17000 [ 885.182997][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.183109][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.183234][ T32] r5:84553b8c r4:84553800 [ 885.183313][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.183437][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.183506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.183617][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.183679][ T32] r4:8483ac80 [ 885.183726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.183845][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.183919][ T32] r4:00000001 [ 885.183988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.184110][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.184176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.184292][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.184364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.184428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.184477][ T32] r4:84839bc0 [ 885.184527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.184607][ T32] INFO: task kworker/1:590:4537 blocked for more than 462 seconds. [ 885.184693][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.184764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.184813][ T32] task:kworker/1:590 state:D stack:0 pid:4537 tgid:4537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.184944][ T32] Workqueue: events bpf_prog_free_deferred [ 885.185030][ T32] Call trace: [ 885.185122][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.185228][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:848ec800 [ 885.185319][ T32] r4:848ec800 [ 885.185371][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.185461][ T32] r5:848ec800 r4:8291a680 [ 885.185506][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.185589][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.185716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 885.185787][ T32] r4:00000000 [ 885.185832][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.185909][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.185995][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.186105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820380 [ 885.186161][ T32] r4:00000000 [ 885.186208][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.186312][ T32] r9:83018205 r8:848ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 885.186362][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.186450][ T32] r5:00001000 r4:eaa41000 [ 885.186494][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.186578][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.186669][ T32] r5:85227b8c r4:85227800 [ 885.186717][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.186814][ T32] r7:ddde2d80 r6:83018200 r5:85227b8c r4:84332d00 [ 885.186905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.187035][ T32] r10:61c88647 r9:848ec800 r8:84332d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.187091][ T32] r4:84332d00 [ 885.187137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.187237][ T32] r10:00000000 r9:84332d00 r8:80287e08 r7:eafa9e60 r6:851eb600 r5:848ec800 [ 885.187325][ T32] r4:00000001 [ 885.187392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.187481][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 885.187573][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.187655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.187720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.187802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.187883][ T32] r4:84820180 [ 885.188258][ T32] INFO: task kworker/1:590:4537 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.188379][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.209404][ T32] Workqueue: events bpf_prog_free_deferred [ 885.209590][ T32] Call trace: [ 885.209695][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.209827][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.209885][ T32] r4:00000000 [ 885.209952][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.210048][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.210128][ T32] dd20: 9f5e5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.210211][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.210309][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.210371][ T32] r5:80050013 r4:80239bb0 [ 885.210445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.210566][ T32] r4:82ac21e4 [ 885.210620][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.210716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.210765][ T32] r4:dff9ddc0 [ 885.210810][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.210902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.210953][ T32] r4:00000000 [ 885.210996][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.211082][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.211131][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.211223][ T32] r5:00001000 r4:dfb17000 [ 885.211302][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.211424][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.211544][ T32] r5:84553b8c r4:84553800 [ 885.211608][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.211709][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.211763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.211879][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.211937][ T32] r4:8483ac80 [ 885.211986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.212123][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.212197][ T32] r4:00000001 [ 885.212309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.212406][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.212483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.212558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.212619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.212684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.212731][ T32] r4:84839bc0 [ 885.212783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.212869][ T32] INFO: task kworker/1:591:4539 blocked for more than 462 seconds. [ 885.212945][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.213003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.213074][ T32] task:kworker/1:591 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.213208][ T32] Workqueue: events bpf_prog_free_deferred [ 885.213357][ T32] Call trace: [ 885.213431][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.213558][ T32] r10:8291a684 r9:eafbdd84 r8:00000002 r7:60000013 r6:eafbdd8c r5:848ee000 [ 885.213615][ T32] r4:848ee000 [ 885.213663][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.213773][ T32] r5:848ee000 r4:8291a680 [ 885.213843][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.213933][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.214024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafbde08 [ 885.214074][ T32] r4:00000000 [ 885.214117][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.214191][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.214277][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.214368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848205c0 [ 885.214418][ T32] r4:00000000 [ 885.214463][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.214560][ T32] r9:83018205 r8:848ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 885.214606][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.214694][ T32] r5:00001000 r4:eaa81000 [ 885.214738][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.214823][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.214909][ T32] r5:852d838c r4:852d8000 [ 885.214956][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.215052][ T32] r7:ddde2d80 r6:83018200 r5:852d838c r4:84332e00 [ 885.215126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.215243][ T32] r10:61c88647 r9:848ee000 r8:84332e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.215306][ T32] r4:84332e00 [ 885.215362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.215464][ T32] r10:00000000 r9:84332e00 r8:80287e08 r7:eafa9e60 r6:851eb680 r5:848ee000 [ 885.215518][ T32] r4:00000001 [ 885.215565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.215641][ T32] Exception stack(0xeafbdfb0 to 0xeafbdff8) [ 885.215702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.215768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.215827][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.215890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.215941][ T32] r4:84820340 [ 885.216570][ T32] INFO: task kworker/1:591:4539 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.216653][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.216783][ T32] Workqueue: events bpf_prog_free_deferred [ 885.216941][ T32] Call trace: [ 885.217021][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.217134][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.217191][ T32] r4:00000000 [ 885.217237][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.217338][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.217402][ T32] dd20: 9f5e5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.217466][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.217524][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.217600][ T32] r5:80050013 r4:80239bb0 [ 885.217657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.217748][ T32] r4:82ac21e4 [ 885.217813][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.217931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.218004][ T32] r4:dff9ddc0 [ 885.218071][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.218240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.218314][ T32] r4:00000000 [ 885.218366][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.249390][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.249474][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.249612][ T32] r5:00001000 r4:dfb17000 [ 885.249657][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.249735][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.249840][ T32] r5:84553b8c r4:84553800 [ 885.249890][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.250022][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.250107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.250208][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.250267][ T32] r4:8483ac80 [ 885.250312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.250403][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.250456][ T32] r4:00000001 [ 885.250504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.250590][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.250654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.250716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.250778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.250870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.250960][ T32] r4:84839bc0 [ 885.251020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.251119][ T32] INFO: task kworker/1:592:4541 blocked for more than 462 seconds. [ 885.251197][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.251261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.251314][ T32] task:kworker/1:592 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.251459][ T32] Workqueue: events bpf_prog_free_deferred [ 885.251565][ T32] Call trace: [ 885.251638][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.251787][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:85289800 [ 885.251851][ T32] r4:85289800 [ 885.251898][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.251986][ T32] r5:85289800 r4:8291a680 [ 885.252031][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.252156][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.252284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 885.252343][ T32] r4:00000000 [ 885.252393][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.252483][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.252575][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.252678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820780 [ 885.252752][ T32] r4:00000000 [ 885.252810][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.252909][ T32] r9:83018205 r8:85289800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 885.253026][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.253136][ T32] r5:00001000 r4:eaac1000 [ 885.253182][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.253311][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.253408][ T32] r5:852d878c r4:852d8400 [ 885.253486][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.253590][ T32] r7:ddde2d80 r6:83018200 r5:852d878c r4:84332f00 [ 885.253638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.253769][ T32] r10:61c88647 r9:85289800 r8:84332f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.253837][ T32] r4:84332f00 [ 885.253920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.254039][ T32] r10:00000000 r9:84332f00 r8:80287e08 r7:eafbde60 r6:84332e80 r5:85289800 [ 885.254129][ T32] r4:00000001 [ 885.254192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.254285][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) [ 885.254344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.254409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.254466][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.254529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.254580][ T32] r4:84820480 [ 885.255163][ T32] INFO: task kworker/1:592:4541 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.255255][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.255518][ T32] Workqueue: events bpf_prog_free_deferred [ 885.255680][ T32] Call trace: [ 885.255750][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.255870][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.255928][ T32] r4:00000000 [ 885.255997][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.256090][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.256241][ T32] dd20: 9f988000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.256353][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.256414][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.256467][ T32] r5:80050013 r4:80239bb0 [ 885.256515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.256624][ T32] r4:82ac21e4 [ 885.256741][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.256856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.256908][ T32] r4:dff9ddc0 [ 885.256955][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.257051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.257104][ T32] r4:00000000 [ 885.257151][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.257269][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.257347][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.257505][ T32] r5:00001000 r4:dfb17000 [ 885.257570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.257660][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.257785][ T32] r5:84553b8c r4:84553800 [ 885.257881][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.257998][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.258053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.258163][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.258258][ T32] r4:8483ac80 [ 885.258315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.289356][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.289451][ T32] r4:00000001 [ 885.289504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.289629][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.289697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.289763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.289824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.289955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.290023][ T32] r4:84839bc0 [ 885.290080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.290167][ T32] INFO: task kworker/1:593:4543 blocked for more than 462 seconds. [ 885.290267][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.290326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.290399][ T32] task:kworker/1:593 state:D stack:0 pid:4543 tgid:4543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.290581][ T32] Workqueue: events bpf_prog_free_deferred [ 885.290769][ T32] Call trace: [ 885.290897][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.291013][ T32] r10:8291a684 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:8528d400 [ 885.291063][ T32] r4:8528d400 [ 885.291108][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.291199][ T32] r5:8528d400 r4:8291a680 [ 885.291260][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.291381][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.291492][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 885.291547][ T32] r4:00000000 [ 885.291644][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.291744][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.291868][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.291977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820940 [ 885.292028][ T32] r4:00000000 [ 885.292113][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.292254][ T32] r9:83018205 r8:8528d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 885.292373][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.292472][ T32] r5:00001000 r4:eabd3000 [ 885.292521][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.292687][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.292798][ T32] r5:852d8b8c r4:852d8800 [ 885.292889][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.293002][ T32] r7:ddde2d80 r6:83018200 r5:852d8b8c r4:84332f80 [ 885.293051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.293149][ T32] r10:61c88647 r9:8528d400 r8:84332fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.293200][ T32] r4:84332f80 [ 885.293251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.293345][ T32] r10:00000000 r9:84332f80 r8:80287e08 r7:eaf7de60 r6:85234000 r5:8528d400 [ 885.293398][ T32] r4:00000001 [ 885.293449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.293560][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 885.293629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.293726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.293798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.293895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.293961][ T32] r4:84820540 [ 885.294556][ T32] INFO: task kworker/1:593:4543 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.294636][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.294891][ T32] Workqueue: events bpf_prog_free_deferred [ 885.294993][ T32] Call trace: [ 885.295070][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.295182][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.295241][ T32] r4:00000000 [ 885.295296][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.295382][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.295446][ T32] dd20: 9fd81000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.295529][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.295594][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.295646][ T32] r5:80050013 r4:80239bb0 [ 885.295691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.295813][ T32] r4:82ac21e4 [ 885.295868][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.295994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.296052][ T32] r4:dff9ddc0 [ 885.296100][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.296191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.296253][ T32] r4:00000000 [ 885.296327][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.296501][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.296617][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.296782][ T32] r5:00001000 r4:dfb17000 [ 885.296849][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.296959][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.297083][ T32] r5:84553b8c r4:84553800 [ 885.297138][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.297307][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.297381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.297522][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.297626][ T32] r4:8483ac80 [ 885.297690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.297821][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.297910][ T32] r4:00000001 [ 885.297972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.298055][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.298149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.298225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.298298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.298363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.298566][ T32] r4:84839bc0 [ 885.319485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.319611][ T32] INFO: task kworker/1:594:4545 blocked for more than 462 seconds. [ 885.319690][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.319745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.319858][ T32] task:kworker/1:594 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.319991][ T32] Workqueue: events bpf_prog_free_deferred [ 885.320120][ T32] Call trace: [ 885.320229][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.320398][ T32] r10:8291a684 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:849b8000 [ 885.320456][ T32] r4:849b8000 [ 885.320503][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.320598][ T32] r5:849b8000 r4:8291a680 [ 885.320648][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.320752][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.320849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 885.320932][ T32] r4:00000000 [ 885.320984][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.321064][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.321142][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.321228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820b00 [ 885.321289][ T32] r4:00000000 [ 885.321335][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.321435][ T32] r9:83018205 r8:849b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 885.321485][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.321600][ T32] r5:00001000 r4:eac01000 [ 885.321655][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.321740][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.321830][ T32] r5:852d938c r4:852d9000 [ 885.321876][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.321976][ T32] r7:ddde2d80 r6:83018200 r5:852d938c r4:85234080 [ 885.322026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.322125][ T32] r10:61c88647 r9:849b8000 r8:852340ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.322174][ T32] r4:85234080 [ 885.322219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.322331][ T32] r10:00000000 r9:85234080 r8:80287e08 r7:eafc1e60 r6:851eb700 r5:849b8000 [ 885.322382][ T32] r4:00000001 [ 885.322428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.322511][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 885.322575][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.322637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.322695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.322758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.322828][ T32] r4:84820740 [ 885.323422][ T32] INFO: task kworker/1:594:4545 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.323500][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.323626][ T32] Workqueue: events bpf_prog_free_deferred [ 885.323719][ T32] Call trace: [ 885.323790][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.323898][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.323952][ T32] r4:00000000 [ 885.323997][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.324107][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.324180][ T32] dd20: 9fdc9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.324254][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.324340][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.324397][ T32] r5:80050013 r4:80239bb0 [ 885.324486][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.324632][ T32] r4:82ac21e4 [ 885.324727][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.324834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.324887][ T32] r4:dff9ddc0 [ 885.324934][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.325031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.325084][ T32] r4:00000000 [ 885.325128][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.325230][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.325290][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.325383][ T32] r5:00001000 r4:dfb17000 [ 885.325429][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.325508][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.325601][ T32] r5:84553b8c r4:84553800 [ 885.325652][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.325777][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.325848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.326003][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.326105][ T32] r4:8483ac80 [ 885.326159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.326272][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.326329][ T32] r4:00000001 [ 885.326374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.326494][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.326568][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.326637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.326699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.326761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.326809][ T32] r4:84839bc0 [ 885.326857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.326923][ T32] INFO: task kworker/1:595:4547 blocked for more than 462 seconds. [ 885.326989][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.327042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.327090][ T32] task:kworker/1:595 state:D stack:0 pid:4547 tgid:4547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.327256][ T32] Workqueue: events bpf_prog_free_deferred [ 885.327365][ T32] Call trace: [ 885.327475][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.327582][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000113 r6:eafcdd8c r5:849b9800 [ 885.327639][ T32] r4:849b9800 [ 885.327685][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.327845][ T32] r5:849b9800 r4:8291a680 [ 885.327900][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.327988][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.328082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 885.328174][ T32] r4:00000000 [ 885.328228][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.328349][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.328524][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.357292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820a00 [ 885.357421][ T32] r4:00000000 [ 885.357476][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.357678][ T32] r9:83018205 r8:849b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 885.357748][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.357851][ T32] r5:00001000 r4:eabef000 [ 885.357903][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.357989][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.358079][ T32] r5:852d8f8c r4:852d8c00 [ 885.358127][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.358228][ T32] r7:ddde2d80 r6:83018200 r5:852d8f8c r4:85234100 [ 885.358287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.358426][ T32] r10:61c88647 r9:849b9800 r8:8523412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.363613][ T32] r4:85234100 [ 885.363694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.363868][ T32] r10:00000000 r9:85234100 r8:80287e08 r7:eafc9e60 r6:851eb780 r5:849b9800 [ 885.363938][ T32] r4:00000001 [ 885.363985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.364086][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 885.364191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.364297][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.364367][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.364433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.364486][ T32] r4:848208c0 [ 885.365067][ T32] INFO: task kworker/1:595:4547 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.365205][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.365395][ T32] Workqueue: events bpf_prog_free_deferred [ 885.365503][ T32] Call trace: [ 885.365589][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.365732][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.365811][ T32] r4:00000000 [ 885.365864][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.365949][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.366011][ T32] dd20: a00d6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.366072][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.366151][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.366210][ T32] r5:80050013 r4:80239bb0 [ 885.366297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.366399][ T32] r4:82ac21e4 [ 885.366442][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.366532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.366600][ T32] r4:dff9ddc0 [ 885.366664][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.366760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.366813][ T32] r4:00000000 [ 885.366862][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.366966][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.367023][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.367113][ T32] r5:00001000 r4:dfb17000 [ 885.367232][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.367348][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.367440][ T32] r5:84553b8c r4:84553800 [ 885.367506][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.367618][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.367670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.367806][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.367865][ T32] r4:8483ac80 [ 885.367911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.368013][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.368069][ T32] r4:00000001 [ 885.368113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.368194][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.368318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.386761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.386958][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.387048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.387108][ T32] r4:84839bc0 [ 885.387167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.387262][ T32] INFO: task kworker/1:596:4550 blocked for more than 462 seconds. [ 885.387385][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.387451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.387506][ T32] task:kworker/1:596 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.387628][ T32] Workqueue: events bpf_prog_free_deferred [ 885.387772][ T32] Call trace: [ 885.387880][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.387998][ T32] r10:8291a684 r9:eafd9d84 r8:00000002 r7:60000113 r6:eafd9d8c r5:849bbc00 [ 885.388051][ T32] r4:849bbc00 [ 885.388097][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.388192][ T32] r5:849bbc00 r4:8291a680 [ 885.388237][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.388415][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.393546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd9e08 [ 885.393621][ T32] r4:00000000 [ 885.393670][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.393773][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.393874][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.393973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f700 [ 885.394025][ T32] r4:00000000 [ 885.394082][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.394205][ T32] r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 885.394293][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.394402][ T32] r5:00001000 r4:eaf73000 [ 885.394454][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.394544][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.394635][ T32] r5:852db38c r4:852db000 [ 885.394701][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.394840][ T32] r7:ddde2d80 r6:83018200 r5:852db38c r4:85234180 [ 885.394895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.395037][ T32] r10:61c88647 r9:849bbc00 r8:852341ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.395122][ T32] r4:85234180 [ 885.395220][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.395348][ T32] r10:00000000 r9:85234180 r8:80287e08 r7:eafc9e60 r6:851eb800 r5:849bbc00 [ 885.395422][ T32] r4:00000001 [ 885.395489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.395582][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 885.395649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 885.395714][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.395772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.395837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.395883][ T32] r4:84820bc0 [ 885.396481][ T32] INFO: task kworker/1:596:4550 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.396566][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.396705][ T32] Workqueue: events bpf_prog_free_deferred [ 885.396844][ T32] Call trace: [ 885.396940][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.397079][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.397143][ T32] r4:00000000 [ 885.397197][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.397296][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.397363][ T32] dd20: a028a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.397430][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.397487][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.397546][ T32] r5:80050013 r4:80239bb0 [ 885.397592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.397678][ T32] r4:82ac21e4 [ 885.397723][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.397837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.397912][ T32] r4:dff9ddc0 [ 885.397964][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.398055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.398105][ T32] r4:00000000 [ 885.398164][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.398278][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.398344][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.419119][ T32] r5:00001000 r4:dfb17000 [ 885.419303][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.419434][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.419528][ T32] r5:84553b8c r4:84553800 [ 885.419577][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.419683][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.419735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.419840][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.419894][ T32] r4:8483ac80 [ 885.419942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.420038][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.420086][ T32] r4:00000001 [ 885.420130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.420214][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.420326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.420387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.420448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.420544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.420619][ T32] r4:84839bc0 [ 885.420678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.420748][ T32] INFO: task kworker/1:597:4551 blocked for more than 462 seconds. [ 885.420818][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.420871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.420927][ T32] task:kworker/1:597 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.421098][ T32] Workqueue: events bpf_prog_free_deferred [ 885.421200][ T32] Call trace: [ 885.421316][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.421466][ T32] r10:8291a684 r9:eafddd84 r8:00000002 r7:60000013 r6:eafddd8c r5:849ba400 [ 885.421532][ T32] r4:849ba400 [ 885.421599][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.421690][ T32] r5:849ba400 r4:8291a680 [ 885.421756][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.421847][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.421937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 885.421988][ T32] r4:00000000 [ 885.422035][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.422110][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.422193][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.422298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820d00 [ 885.422351][ T32] r4:00000000 [ 885.422396][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.422522][ T32] r9:83018205 r8:849ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 885.422581][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.422696][ T32] r5:00001000 r4:eac1d000 [ 885.422783][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.422899][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.422992][ T32] r5:852d978c r4:852d9400 [ 885.423038][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.423132][ T32] r7:ddde2d80 r6:83018200 r5:852d978c r4:85234200 [ 885.423178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.423285][ T32] r10:61c88647 r9:849ba400 r8:8523422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.423343][ T32] r4:85234200 [ 885.423386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.423484][ T32] r10:00000000 r9:85234200 r8:80287e08 r7:eafd9e60 r6:851eb880 r5:849ba400 [ 885.423537][ T32] r4:00000001 [ 885.423581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.423682][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 885.423787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.423860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.423917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.423981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.424030][ T32] r4:84820bc0 [ 885.424635][ T32] INFO: task kworker/1:597:4551 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.424736][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.424887][ T32] Workqueue: events bpf_prog_free_deferred [ 885.425003][ T32] Call trace: [ 885.425111][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.425227][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.425304][ T32] r4:00000000 [ 885.425356][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.425445][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.425523][ T32] dd20: a0554000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.425593][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.425649][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.425700][ T32] r5:80050013 r4:80239bb0 [ 885.425742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.425832][ T32] r4:82ac21e4 [ 885.425876][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.425987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.426047][ T32] r4:dff9ddc0 [ 885.426094][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.426186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.426263][ T32] r4:00000000 [ 885.426317][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.426418][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.426465][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.426553][ T32] r5:00001000 r4:dfb17000 [ 885.426598][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.426682][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.426790][ T32] r5:84553b8c r4:84553800 [ 885.426841][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.426946][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.427017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.427163][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.427223][ T32] r4:8483ac80 [ 885.427297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.427404][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.427460][ T32] r4:00000001 [ 885.427520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.427608][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.427670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.427753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.427821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.427888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.427947][ T32] r4:84839bc0 [ 885.428026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.428100][ T32] INFO: task kworker/1:598:4553 blocked for more than 462 seconds. [ 885.428175][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.428229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.428334][ T32] task:kworker/1:598 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.451141][ T32] Workqueue: events bpf_prog_free_deferred [ 885.451357][ T32] Call trace: [ 885.451465][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.451599][ T32] r10:8291a684 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:849bd400 [ 885.451655][ T32] r4:849bd400 [ 885.451702][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.451793][ T32] r5:849bd400 r4:8291a680 [ 885.451838][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.451918][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.452003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 885.452086][ T32] r4:00000000 [ 885.452134][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.452209][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.452345][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.452449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820dc0 [ 885.452521][ T32] r4:00000000 [ 885.452578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.452706][ T32] r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 885.452766][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.452881][ T32] r5:00001000 r4:eac39000 [ 885.452957][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.453063][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.453160][ T32] r5:852d9b8c r4:852d9800 [ 885.453211][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.453331][ T32] r7:ddde2d80 r6:83018200 r5:852d9b8c r4:85234280 [ 885.453381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.453483][ T32] r10:61c88647 r9:849bd400 r8:852342ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.453561][ T32] r4:85234280 [ 885.453637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.453744][ T32] r10:00000000 r9:85234280 r8:80287e08 r7:eafd9e60 r6:851eb900 r5:849bd400 [ 885.453798][ T32] r4:00000001 [ 885.453850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.453930][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 885.454022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.454102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.454175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.454263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.454344][ T32] r4:84820cc0 [ 885.454919][ T32] INFO: task kworker/1:598:4553 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.455044][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.455211][ T32] Workqueue: events bpf_prog_free_deferred [ 885.455320][ T32] Call trace: [ 885.455415][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.455525][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.455598][ T32] r4:00000000 [ 885.455665][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.455759][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.455841][ T32] dd20: a078b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.455923][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.455998][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.456071][ T32] r5:80050013 r4:80239bb0 [ 885.456124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.456241][ T32] r4:82ac21e4 [ 885.456350][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.456462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.456528][ T32] r4:dff9ddc0 [ 885.456596][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.456710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.456768][ T32] r4:00000000 [ 885.456822][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.456946][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.457030][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.457143][ T32] r5:00001000 r4:dfb17000 [ 885.457209][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.457325][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.457427][ T32] r5:84553b8c r4:84553800 [ 885.457497][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.457613][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.457691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.457829][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.457897][ T32] r4:8483ac80 [ 885.457945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.458056][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.458107][ T32] r4:00000001 [ 885.458149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.458239][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.458306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.458367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.483480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.483702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.483774][ T32] r4:84839bc0 [ 885.483848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.483931][ T32] INFO: task kworker/1:599:4555 blocked for more than 462 seconds. [ 885.484002][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.484057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.484105][ T32] task:kworker/1:599 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.484221][ T32] Workqueue: events bpf_prog_free_deferred [ 885.484390][ T32] Call trace: [ 885.484517][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.484648][ T32] r10:8291a684 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:849bc800 [ 885.484702][ T32] r4:849bc800 [ 885.484749][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.484856][ T32] r5:849bc800 r4:8291a680 [ 885.484924][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.485016][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.485126][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 885.485186][ T32] r4:00000000 [ 885.485254][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.485340][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.485424][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.485514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84af3680 [ 885.485565][ T32] r4:00000000 [ 885.485612][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.485733][ T32] r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 885.485787][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.485906][ T32] r5:00001000 r4:ead19000 [ 885.485963][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.486050][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.486142][ T32] r5:852d9f8c r4:852d9c00 [ 885.486187][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.486299][ T32] r7:ddde2d80 r6:83018200 r5:852d9f8c r4:85234300 [ 885.486350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.486450][ T32] r10:61c88647 r9:849bc800 r8:8523432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.486503][ T32] r4:85234300 [ 885.486547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.486641][ T32] r10:00000000 r9:85234300 r8:80287e08 r7:eafd9e60 r6:851eb980 r5:849bc800 [ 885.486688][ T32] r4:00000001 [ 885.486750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.486839][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 885.486900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.486961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.487027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.487096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.487147][ T32] r4:84820e00 [ 885.487727][ T32] INFO: task kworker/1:599:4555 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.487821][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.487979][ T32] Workqueue: events bpf_prog_free_deferred [ 885.488080][ T32] Call trace: [ 885.488170][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.488322][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.488378][ T32] r4:00000000 [ 885.488475][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.509278][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.509395][ T32] dd20: a0d15000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.509467][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.509551][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.509621][ T32] r5:80050013 r4:80239bb0 [ 885.509671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.509789][ T32] r4:82ac21e4 [ 885.509845][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.509944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.509997][ T32] r4:dff9ddc0 [ 885.510043][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.510144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.510200][ T32] r4:00000000 [ 885.510259][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.510360][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.510410][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.510506][ T32] r5:00001000 r4:dfb17000 [ 885.510553][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.510656][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.510754][ T32] r5:84553b8c r4:84553800 [ 885.510801][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.510901][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.510949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.511044][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.511095][ T32] r4:8483ac80 [ 885.511148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.511262][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.511316][ T32] r4:00000001 [ 885.511376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.511479][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.511555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.511618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.511678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.511772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.511833][ T32] r4:84839bc0 [ 885.511888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.511979][ T32] INFO: task kworker/1:600:4557 blocked for more than 462 seconds. [ 885.512087][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.512160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.512225][ T32] task:kworker/1:600 state:D stack:0 pid:4557 tgid:4557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.512383][ T32] Workqueue: events bpf_prog_free_deferred [ 885.512505][ T32] Call trace: [ 885.512578][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.512704][ T32] r10:8291a684 r9:eaff5d84 r8:00000002 r7:60000113 r6:eaff5d8c r5:849bb000 [ 885.512761][ T32] r4:849bb000 [ 885.512807][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.512896][ T32] r5:849bb000 r4:8291a680 [ 885.512938][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.513021][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.513115][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 885.513187][ T32] r4:00000000 [ 885.513264][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.513347][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.513415][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.513500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f040 [ 885.513550][ T32] r4:00000000 [ 885.513608][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.513701][ T32] r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 885.513747][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.513855][ T32] r5:00001000 r4:ead33000 [ 885.513928][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.514019][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.514102][ T32] r5:852da38c r4:852da000 [ 885.514159][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.514316][ T32] r7:ddde2d80 r6:83018200 r5:852da38c r4:85234380 [ 885.514369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.514484][ T32] r10:61c88647 r9:849bb000 r8:852343ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.514550][ T32] r4:85234380 [ 885.514608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.514708][ T32] r10:00000000 r9:85234380 r8:80287e08 r7:eafd9e60 r6:851eba00 r5:849bb000 [ 885.514757][ T32] r4:00000001 [ 885.514800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.514876][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 885.514936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.514997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.515057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.515120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.515180][ T32] r4:8523f000 [ 885.515773][ T32] INFO: task kworker/1:600:4557 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.515854][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.516039][ T32] Workqueue: events bpf_prog_free_deferred [ 885.516135][ T32] Call trace: [ 885.516206][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.516376][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.516439][ T32] r4:00000000 [ 885.516495][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.516590][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.516655][ T32] dd20: a0d15000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.516721][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.516777][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.516835][ T32] r5:80050013 r4:80239bb0 [ 885.516893][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.516988][ T32] r4:82ac21e4 [ 885.517057][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.517177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.517253][ T32] r4:dff9ddc0 [ 885.517305][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.517405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.517468][ T32] r4:00000000 [ 885.517522][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.517648][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.517708][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.517809][ T32] r5:00001000 r4:dfb17000 [ 885.517863][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.517951][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.518041][ T32] r5:84553b8c r4:84553800 [ 885.518088][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.518191][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.518254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.518357][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.539209][ T32] r4:8483ac80 [ 885.539417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.539593][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.539658][ T32] r4:00000001 [ 885.539722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.539861][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.539939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.540007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.540070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.540136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.540189][ T32] r4:84839bc0 [ 885.540242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.540350][ T32] INFO: task kworker/1:601:4560 blocked for more than 462 seconds. [ 885.540438][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.540553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.540616][ T32] task:kworker/1:601 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.540737][ T32] Workqueue: events bpf_prog_free_deferred [ 885.540880][ T32] Call trace: [ 885.540970][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.541080][ T32] r10:8291a684 r9:eafc5d84 r8:00000002 r7:60000013 r6:eafc5d8c r5:849bec00 [ 885.541135][ T32] r4:849bec00 [ 885.541182][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.541304][ T32] r5:849bec00 r4:8291a680 [ 885.541377][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.541468][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.541563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [ 885.541619][ T32] r4:00000000 [ 885.541665][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.541764][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.541855][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.541963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f280 [ 885.542035][ T32] r4:00000000 [ 885.542082][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.542180][ T32] r9:83018205 r8:849bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 885.542232][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.542335][ T32] r5:00001000 r4:ead9b000 [ 885.542389][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.542529][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.542641][ T32] r5:852da78c r4:852da400 [ 885.542704][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.542811][ T32] r7:ddde2d80 r6:83018200 r5:852da78c r4:85234480 [ 885.542861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.542977][ T32] r10:61c88647 r9:849bec00 r8:852344ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.543036][ T32] r4:85234480 [ 885.543081][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.543175][ T32] r10:00000000 r9:85234480 r8:80287e08 r7:eafd9e60 r6:851eba80 r5:849bec00 [ 885.543225][ T32] r4:00000001 [ 885.543299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.543394][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 885.543453][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.543518][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.543580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.543663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.543719][ T32] r4:8523f380 [ 885.544330][ T32] INFO: task kworker/1:601:4560 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.544412][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.544537][ T32] Workqueue: events bpf_prog_free_deferred [ 885.544666][ T32] Call trace: [ 885.544742][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.544845][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.544898][ T32] r4:00000000 [ 885.544946][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.545030][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.545093][ T32] dd20: a0dc4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.545175][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.545252][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.545311][ T32] r5:80050013 r4:80239bb0 [ 885.545375][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.545471][ T32] r4:82ac21e4 [ 885.545518][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.545633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.545692][ T32] r4:dff9ddc0 [ 885.545748][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.545844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.545895][ T32] r4:00000000 [ 885.545962][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.546063][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.546109][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.546223][ T32] r5:00001000 r4:dfb17000 [ 885.546284][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.546371][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.546459][ T32] r5:84553b8c r4:84553800 [ 885.546503][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.546618][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.546673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.546773][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.546827][ T32] r4:8483ac80 [ 885.546872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.546975][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.547032][ T32] r4:00000001 [ 885.547079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.547169][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.547231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.547311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.547375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.547461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.547524][ T32] r4:84839bc0 [ 885.547573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.547677][ T32] INFO: task kworker/1:602:4562 blocked for more than 462 seconds. [ 885.547747][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.547815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.547868][ T32] task:kworker/1:602 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.548007][ T32] Workqueue: events bpf_prog_free_deferred [ 885.548095][ T32] Call trace: [ 885.548165][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.548296][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:8528e000 [ 885.548354][ T32] r4:8528e000 [ 885.548401][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.579345][ T32] r5:8528e000 r4:8291a680 [ 885.579468][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.579604][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.579705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 885.579758][ T32] r4:00000000 [ 885.579809][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.579891][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.579979][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.580101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f000 [ 885.580172][ T32] r4:00000000 [ 885.580222][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.580367][ T32] r9:83018205 r8:8528e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 885.580441][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.580547][ T32] r5:00001000 r4:eadaf000 [ 885.580596][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.580684][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.580773][ T32] r5:852dab8c r4:852da800 [ 885.580819][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.580915][ T32] r7:ddde2d80 r6:83018200 r5:852dab8c r4:85234400 [ 885.580963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.581080][ T32] r10:61c88647 r9:8528e000 r8:8523442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.581155][ T32] r4:85234400 [ 885.581212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.581340][ T32] r10:00000000 r9:85234400 r8:80287e08 r7:eafd9e60 r6:85234500 r5:8528e000 [ 885.581400][ T32] r4:00000001 [ 885.581454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.581540][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 885.581606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.581668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.581728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.581793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.581843][ T32] r4:8523f4c0 [ 885.582444][ T32] INFO: task kworker/1:602:4562 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.582559][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.582740][ T32] Workqueue: events bpf_prog_free_deferred [ 885.582856][ T32] Call trace: [ 885.582947][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.583064][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.583116][ T32] r4:00000000 [ 885.583159][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.583263][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.583330][ T32] dd20: a0f76000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.583409][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.583470][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.583527][ T32] r5:80050013 r4:80239bb0 [ 885.583591][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.583705][ T32] r4:82ac21e4 [ 885.583822][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.583928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.583983][ T32] r4:dff9ddc0 ** 1 printk messages dropped ** [ 885.584140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 885.584978][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.585022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.585114][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.585161][ T32] r4:8483ac80 [ 885.585203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.585327][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.585402][ T32] r4:00000001 [ 885.585451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.585531][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.585594][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.585656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.585715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.585801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.585874][ T32] r4:84839bc0 [ 885.585948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.586043][ T32] INFO: task kworker/0:120:4564 blocked for more than 462 seconds. [ 885.586136][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.586197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.586256][ T32] task:kworker/0:120 state:D stack:0 pid:4564 tgid:4564 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.586362][ T32] Workqueue: events bpf_prog_free_deferred [ 885.586494][ T32] Call trace: [ 885.586596][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.586707][ T32] r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000013 r6:eaff9d8c r5:8528bc00 [ 885.586764][ T32] r4:8528bc00 [ 885.586847][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.586976][ T32] r5:8528bc00 r4:8291a680 [ 885.587039][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.587142][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.587263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 885.587325][ T32] r4:00000000 [ 885.587380][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.587462][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.587544][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.587637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248b80 [ 885.587686][ T32] r4:00000000 [ 885.587752][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.587870][ T32] r9:83018005 r8:8528bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 885.587920][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.588010][ T32] r5:00001000 r4:dfd15000 [ 885.588056][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.588136][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.588225][ T32] r5:851d6f8c r4:851d6c00 [ 885.588325][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.610204][ T32] r7:dddced80 r6:83018000 r5:851d6f8c r4:851ebb00 [ 885.610401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.610553][ T32] r10:61c88647 r9:8528bc00 r8:851ebb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 885.610958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 885.612408][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 885.612926][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 8 printk messages dropped ** [ 885.613629][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 885.614021][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 9 printk messages dropped ** [ 885.614922][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 885.615118][ T32] r4:00000001 ** 3 printk messages dropped ** [ 885.615393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.616054][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.616764][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 885.617638][ T32] r5:00001000 r4:eadc1000 ** 4 printk messages dropped ** [ 885.618045][ T32] r7:ddde2d80 r6:83018200 r5:852daf8c r4:85234600 ** 4 printk messages dropped ** [ 885.618408][ T32] r10:00000000 r9:85234600 r8:80287e08 r7:eafd9e60 r6:85234680 r5:8528ec00 ** 7 printk messages dropped ** [ 885.651809][ T32] r4:8523f300 ** 5 printk messages dropped ** [ 885.653059][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 4 printk messages dropped ** [ 885.653410][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.653491][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.653554][ T32] r5:80050013 r4:80239bb0 [ 885.653604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.653698][ T32] r4:82ac21e4 [ 885.653746][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.653837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.653889][ T32] r4:dff9ddc0 [ 885.653933][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.654027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.654078][ T32] r4:00000000 [ 885.654124][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.654219][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.654328][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.654430][ T32] r5:00001000 r4:dfb17000 [ 885.654493][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.654585][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.654673][ T32] r5:84553b8c r4:84553800 [ 885.654720][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.654823][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.654873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.654974][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.655027][ T32] r4:8483ac80 [ 885.655070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.655164][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.655215][ T32] r4:00000001 [ 885.655269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.655348][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.655405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.655466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.655527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.655590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.655662][ T32] r4:84839bc0 [ 885.655733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.655799][ T32] INFO: task kworker/1:604:4567 blocked for more than 462 seconds. [ 885.655871][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.655926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.655972][ T32] task:kworker/1:604 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.656094][ T32] Workqueue: events bpf_prog_free_deferred [ 885.656255][ T32] Call trace: [ 885.656384][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.656495][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:85290000 [ 885.656551][ T32] r4:85290000 [ 885.656599][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.656689][ T32] r5:85290000 r4:8291a680 [ 885.656783][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.656877][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.656973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 885.657030][ T32] r4:00000000 [ 885.657078][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.657159][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 885.657625][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 885.657964][ T32] r5:852db78c r4:852db400 ** 3 printk messages dropped ** [ 885.658342][ T32] r10:61c88647 r9:85290000 r8:8523472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 885.684847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 885.685804][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.686363][ T32] dd20: a1783000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 885.687090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 885.687714][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 885.688006][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 885.699639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.700371][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 885.700964][ T32] r5:85290c00 r4:8291a680 [ 885.701011][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.701110][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.701237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 885.701308][ T32] r4:00000000 [ 885.701362][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.701450][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.701541][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.701635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523f940 [ 885.701689][ T32] r4:00000000 [ 885.701738][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.701838][ T32] r9:83018205 r8:85290c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 885.701906][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.702015][ T32] r5:00001000 r4:eb019000 [ 885.702066][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.702171][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.702303][ T32] r5:852dbb8c r4:852db800 [ 885.702361][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.702466][ T32] r7:ddde2d80 r6:83018200 r5:852dbb8c r4:85234800 [ 885.702567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.702700][ T32] r10:61c88647 r9:85290c00 r8:8523482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.702758][ T32] r4:85234800 [ 885.702820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.702970][ T32] r10:00000000 r9:85234800 r8:80287e08 r7:eb005e60 r6:85234880 r5:85290c00 [ 885.703028][ T32] r4:00000001 [ 885.703097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.703190][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 885.703255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 885.703387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.703461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.703552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.703631][ T32] r4:8523fb00 [ 885.704216][ T32] INFO: task kworker/1:605:4571 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.704342][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.704480][ T32] Workqueue: events bpf_prog_free_deferred [ 885.704613][ T32] Call trace: [ 885.704689][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.704801][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.704857][ T32] r4:00000000 [ 885.704901][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.704985][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.705049][ T32] dd20: a1783000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.705115][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.705193][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.705277][ T32] r5:80050013 r4:80239bb0 [ 885.705333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.705441][ T32] r4:82ac21e4 [ 885.705554][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.705658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.705709][ T32] r4:dff9ddc0 [ 885.705752][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.705877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.705940][ T32] r4:00000000 [ 885.705988][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.706098][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.706162][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.706263][ T32] r5:00001000 r4:dfb17000 [ 885.706311][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.706392][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.706550][ T32] r5:84553b8c r4:84553800 [ 885.706631][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.706761][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.706818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.706923][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.706979][ T32] r4:8483ac80 [ 885.707048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.707186][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.707268][ T32] r4:00000001 [ 885.707319][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.707395][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.707463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.707528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.707612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.707682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.707733][ T32] r4:84839bc0 [ 885.707780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.707855][ T32] INFO: task kworker/1:606:4572 blocked for more than 462 seconds. [ 885.707940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.707998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.708046][ T32] task:kworker/1:606 state:D stack:0 pid:4572 tgid:4572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.708250][ T32] Workqueue: events bpf_prog_free_deferred [ 885.737350][ T32] Call trace: [ 885.737602][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.737754][ T32] r10:8291a684 r9:eb01dd84 r8:00000002 r7:60000113 r6:eb01dd8c r5:85291800 [ 885.737809][ T32] r4:85291800 [ 885.737856][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.737968][ T32] r5:85291800 r4:8291a680 [ 885.738035][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.738120][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.738206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 [ 885.738263][ T32] r4:00000000 [ 885.738309][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.738385][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.749341][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.749666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523fb80 [ 885.749732][ T32] r4:00000000 [ 885.749805][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.749947][ T32] r9:83018205 r8:85291800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 885.750464][ T32] r5:852dbf8c r4:852dbc00 [ 885.750558][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 885.750902][ T32] r10:61c88647 r9:85291800 r8:8523492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 885.751540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 885.752927][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 885.753383][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 885.753787][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 885.754161][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 7 printk messages dropped ** [ 885.754824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 885.755330][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 885.755825][ T32] INFO: task kworker/1:607:4575 blocked for more than 462 seconds. ** 1 printk messages dropped ** [ 885.755961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.756021][ T32] task:kworker/1:607 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.756149][ T32] Workqueue: events bpf_prog_free_deferred [ 885.756249][ T32] Call trace: [ 885.756367][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.756466][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:85292400 [ 885.756540][ T32] r4:85292400 [ 885.756592][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.756681][ T32] r5:85292400 r4:8291a680 [ 885.756729][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.756877][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.756987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 885.757046][ T32] r4:00000000 [ 885.757112][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.757215][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.757329][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.757440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523fc40 [ 885.757497][ T32] r4:00000000 [ 885.757553][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.757663][ T32] r9:83018205 r8:85292400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 885.757741][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.757864][ T32] r5:00001000 r4:eb02d000 [ 885.757942][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.758065][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.758169][ T32] r5:852dc38c r4:852dc000 [ 885.758230][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.758330][ T32] r7:ddde2d80 r6:83018200 r5:852dc38c r4:85234a00 [ 885.758465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.782673][ T32] r10:61c88647 r9:85292400 r8:85234a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.782835][ T32] r4:85234a00 [ 885.782902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.783050][ T32] r10:00000000 r9:85234a00 r8:80287e08 r7:eb01de60 r6:85234a80 r5:85292400 [ 885.783103][ T32] r4:00000001 [ 885.783152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.783241][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 885.783309][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.783374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.783459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.783596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.783654][ T32] r4:8523fb40 [ 885.784242][ T32] INFO: task kworker/1:607:4575 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.784674][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.784929][ T32] Workqueue: events bpf_prog_free_deferred [ 885.785080][ T32] Call trace: [ 885.785161][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.785308][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.785398][ T32] r4:00000000 [ 885.785481][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.785594][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.785672][ T32] dd20: a1e1d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.785756][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 3 printk messages dropped ** [ 885.786056][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 885.786311][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 885.786744][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 885.787228][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 885.787646][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 885.788225][ T32] r4:84839bc0 ** 3 printk messages dropped ** [ 885.803082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 885.804011][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 885.804904][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 885.805255][ T32] r5:852dd78c r4:852dd400 ** 3 printk messages dropped ** [ 885.805684][ T32] r10:61c88647 r9:85293000 r8:85234b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 885.806272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 885.807272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 885.807908][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 6 printk messages dropped ** [ 885.822117][ T32] r4:dff9ddc0 [ 885.822168][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.822292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.822346][ T32] r4:00000000 [ 885.822393][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.822492][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.822568][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.822673][ T32] r5:00001000 r4:dfb17000 [ 885.822723][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.822810][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.822915][ T32] r5:84553b8c r4:84553800 [ 885.822992][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.823124][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.823189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.823301][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.823355][ T32] r4:8483ac80 [ 885.823401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.823501][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.823553][ T32] r4:00000001 [ 885.823599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.823701][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.823769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.823827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.823881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.823962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.824019][ T32] r4:84839bc0 [ 885.824071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.824133][ T32] INFO: task kworker/1:609:4577 blocked for more than 462 seconds. [ 885.824199][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.824253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.824325][ T32] task:kworker/1:609 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.824430][ T32] Workqueue: events bpf_prog_free_deferred [ 885.824519][ T32] Call trace: [ 885.824617][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.824750][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:85293c00 [ 885.824814][ T32] r4:85293c00 [ 885.824856][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.824946][ T32] r5:85293c00 r4:8291a680 [ 885.824992][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.825074][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.825175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 885.825256][ T32] r4:00000000 [ 885.825317][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.825395][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.825487][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.825598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8523ff00 [ 885.825651][ T32] r4:00000000 [ 885.825715][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.825815][ T32] r9:83018205 r8:85293c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 885.825869][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.825960][ T32] r5:00001000 r4:eb03f000 [ 885.826025][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.826132][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.826227][ T32] r5:852dc78c r4:852dc400 [ 885.826278][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.826373][ T32] r7:ddde2d80 r6:83018200 r5:852dc78c r4:85234c00 [ 885.826418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.826508][ T32] r10:61c88647 r9:85293c00 r8:85234c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.826560][ T32] r4:85234c00 [ 885.826607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.826701][ T32] r10:00000000 r9:85234c00 r8:80287e08 r7:eb031e60 r6:85234c80 r5:85293c00 [ 885.826772][ T32] r4:00000001 [ 885.826852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.826948][ T32] Exception stack(0xeb00dfb0 to 0xeb00dff8) [ 885.827027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.827107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.827208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.827289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.827343][ T32] r4:8523fc80 [ 885.827895][ T32] INFO: task kworker/1:609:4577 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.827976][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.828124][ T32] Workqueue: events bpf_prog_free_deferred [ 885.828234][ T32] Call trace: [ 885.828348][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.854061][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.854276][ T32] r4:00000000 [ 885.854344][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.854477][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.854557][ T32] dd20: a2342000 dfafb000 00000001 80239b98 7f151000 00000001 ** 1 printk messages dropped ** [ 885.854706][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 885.855321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 885.855985][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 885.856388][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 885.856944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.857782][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 885.858225][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 885.869900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84820f40 ** 7 printk messages dropped ** [ 885.870525][ T32] r5:852dcb8c r4:852dc800 ** 3 printk messages dropped ** [ 885.870847][ T32] r10:61c88647 r9:85295400 r8:85234d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.870940][ T32] r4:85234d00 [ 885.870999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.871124][ T32] r10:00000000 r9:85234d00 r8:80287e08 r7:eb031e60 r6:85234d80 r5:85295400 [ 885.871184][ T32] r4:00000001 [ 885.871231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.871347][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 885.871413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.871479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.871555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.871623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.871674][ T32] r4:84820f00 [ 885.872371][ T32] INFO: task kworker/1:610:4579 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.872473][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.872655][ T32] Workqueue: events bpf_prog_free_deferred [ 885.872776][ T32] Call trace: [ 885.872892][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.873006][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.873061][ T32] r4:00000000 [ 885.873108][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.873199][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.873277][ T32] dd20: a2342000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.873364][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.873438][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.873493][ T32] r5:80050013 r4:80239bb0 [ 885.873543][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.873657][ T32] r4:82ac21e4 [ 885.873711][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.873805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 885.873875][ T32] r4:dff9ddc0 [ 885.873924][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.874016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 885.874071][ T32] r4:00000000 [ 885.874121][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.874227][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.874348][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.874451][ T32] r5:00001000 r4:dfb17000 [ 885.874498][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.874583][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.874676][ T32] r5:84553b8c r4:84553800 [ 885.874720][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.874820][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.874890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.874996][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.875067][ T32] r4:8483ac80 [ 885.875130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.875236][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.875299][ T32] r4:00000001 [ 885.875364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.875449][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.875512][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.875576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.875630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.875691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.875757][ T32] r4:84839bc0 [ 885.875815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.875952][ T32] INFO: task kworker/1:611:4581 blocked for more than 462 seconds. [ 885.876042][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.876099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.876164][ T32] task:kworker/1:611 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.876339][ T32] Workqueue: events bpf_prog_free_deferred [ 885.876449][ T32] Call trace: [ 885.876547][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.876655][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000013 r6:eb069d8c r5:85296000 ** 6 printk messages dropped ** [ 885.877158][ T32] r4:00000000 ** 4 printk messages dropped ** [ 885.877571][ T32] r4:00000000 ** 5 printk messages dropped ** [ 885.878049][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 885.878337][ T32] r7:ddde2d80 r6:83018200 r5:852dcf8c r4:85234e00 ** 5 printk messages dropped ** [ 885.908207][ T32] r4:00000001 ** 3 printk messages dropped ** [ 885.909329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.910852][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 885.911436][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 885.911865][ T32] r4:00000000 ** 3 printk messages dropped ** [ 885.912210][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 885.912641][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 885.913050][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 885.913763][ T32] INFO: task kworker/1:612:4584 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 885.914505][ T32] r10:8291a684 r9:eb075d84 r8:00000002 r7:60000013 r6:eb075d8c r5:85296c00 [ 885.914560][ T32] r4:85296c00 [ 885.914625][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.914735][ T32] r5:85296c00 r4:8291a680 [ 885.914784][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 885.914873][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 885.914980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 885.915055][ T32] r4:00000000 [ 885.915143][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 885.915240][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 885.915327][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 885.915439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852541c0 [ 885.915499][ T32] r4:00000000 [ 885.915604][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 885.915711][ T32] r9:83018205 r8:85296c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 885.915759][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.915874][ T32] r5:00001000 r4:eb07b000 [ 885.915939][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.916045][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.916171][ T32] r5:852dd38c r4:852dd000 [ 885.916223][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.916369][ T32] r7:ddde2d80 r6:83018200 r5:852dd38c r4:85234f00 [ 885.916421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.916537][ T32] r10:61c88647 r9:85296c00 r8:85234f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.916609][ T32] r4:85234f00 [ 885.916672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.916809][ T32] r10:00000000 r9:85234f00 r8:80287e08 r7:eb031e60 r6:85234f80 r5:85296c00 [ 885.916871][ T32] r4:00000001 [ 885.916920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.917019][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 885.917095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 885.917188][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.917271][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.917351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.917425][ T32] r4:85254180 [ 885.917778][ T32] INFO: task kworker/1:612:4584 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 885.917850][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.917972][ T32] Workqueue: events bpf_prog_free_deferred [ 885.918069][ T32] Call trace: [ 885.918138][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 885.918244][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 885.918309][ T32] r4:00000000 [ 885.918382][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 885.918608][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 885.952904][ T32] dd20: a29ee000 dfafb000 00000001 80239b98 7f151000 00000001 [ 885.953025][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 885.953107][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 885.953198][ T32] r5:80050013 r4:80239bb0 [ 885.953268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 885.953402][ T32] r4:82ac21e4 [ 885.953454][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 885.953550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 2 printk messages dropped ** [ 885.953785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 6 printk messages dropped ** [ 885.954320][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 885.954644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 885.955030][ T32] r4:00000001 ** 3 printk messages dropped ** [ 885.955341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 885.955965][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 885.956512][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 885.957066][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 885.957482][ T32] r9:83018205 r8:85294800 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 ** 6 printk messages dropped ** [ 885.958006][ T32] r7:ddde2d80 r6:83018200 r5:852ddb8c r4:85259000 ** 4 printk messages dropped ** [ 885.973801][ T32] r10:00000000 r9:85259000 r8:80287e08 r7:eb031e60 r6:85259080 r5:85294800 ** 7 printk messages dropped ** [ 885.974424][ T32] r4:852542c0 ** 2 printk messages dropped ** [ 885.975269][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 885.975875][ T32] dd20: a2a5d000 dfafb000 00000001 80239b98 7f151000 00000001 ** 4 printk messages dropped ** [ 885.976218][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 885.976632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 2 printk messages dropped ** [ 885.976892][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 885.976945][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 885.977045][ T32] r5:00001000 r4:dfb17000 [ 885.977099][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 885.977206][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 885.977330][ T32] r5:84553b8c r4:84553800 [ 885.977398][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 885.977509][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 885.977580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 885.977731][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 885.977818][ T32] r4:8483ac80 [ 885.977870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 885.977966][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 885.978019][ T32] r4:00000001 [ 885.978061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 885.978135][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 885.978222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 885.978323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 885.978402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 885.997079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 885.997284][ T32] r4:84839bc0 [ 885.997348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 885.997457][ T32] INFO: task kworker/1:614:4588 blocked for more than 463 seconds. [ 885.997544][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 885.997611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 885.997663][ T32] task:kworker/1:614 state:D stack:0 pid:4588 tgid:4588 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 885.997806][ T32] Workqueue: events bpf_prog_free_deferred [ 885.997933][ T32] Call trace: [ 885.998012][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 885.998128][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:85310000 [ 885.998181][ T32] r4:85310000 [ 885.998239][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 885.998349][ T32] r5:85310000 r4:8291a680 [ 886.009127][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.009422][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.009555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 886.009625][ T32] r4:00000000 [ 886.009674][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.009755][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.009844][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.009933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85254600 [ 886.010004][ T32] r4:00000000 [ 886.010107][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.010221][ T32] r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 886.010288][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.010415][ T32] r5:00001000 r4:eb0ad000 [ 886.010470][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.010555][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.010647][ T32] r5:852ddf8c r4:852ddc00 [ 886.010698][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.010819][ T32] r7:ddde2d80 r6:83018200 r5:852ddf8c r4:85259100 [ 886.010877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.010977][ T32] r10:61c88647 r9:85310000 r8:8525912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.011031][ T32] r4:85259100 [ 886.011099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.011218][ T32] r10:00000000 r9:85259100 r8:80287e08 r7:eb095e60 r6:85259180 r5:85310000 [ 886.011292][ T32] r4:00000001 [ 886.011342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.011430][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 886.011515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.011621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.011694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.011761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.011812][ T32] r4:852543c0 [ 886.012493][ T32] INFO: task kworker/1:614:4588 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.012630][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.012802][ T32] Workqueue: events bpf_prog_free_deferred [ 886.012913][ T32] Call trace: [ 886.012987][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.013105][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.013189][ T32] r4:00000000 [ 886.013247][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.013394][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.013474][ T32] dd20: a2e1d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.013542][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.013605][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.013660][ T32] r5:80050013 r4:80239bb0 [ 886.013713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.013844][ T32] r4:82ac21e4 [ 886.013905][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 886.014112][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 886.014567][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 886.015458][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 10 printk messages dropped ** [ 886.016181][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 886.016745][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000113 r6:eae59d8c r5:85312400 ** 8 printk messages dropped ** [ 886.017466][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 886.018276][ T32] r5:851d778c r4:851d7400 ** 1 printk messages dropped ** [ 886.042609][ T32] r7:dddced80 r6:83018000 r5:851d778c r4:851ebb80 ** 5 printk messages dropped ** [ 886.043145][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.043485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 886.044473][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.045037][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 886.045529][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 886.045871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 886.046680][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 886.047065][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 2 printk messages dropped ** [ 886.047263][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.047342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.047411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.047471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.047540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.047593][ T32] r4:84839bc0 [ 886.047647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.047712][ T32] INFO: task kworker/0:122:4596 blocked for more than 463 seconds. [ 886.047792][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.047853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.047901][ T32] task:kworker/0:122 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.048003][ T32] Workqueue: events bpf_prog_free_deferred [ 886.048101][ T32] Call trace: [ 886.048171][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.048316][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:849b8c00 [ 886.048418][ T32] r4:849b8c00 [ 886.069468][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.069648][ T32] r5:849b8c00 r4:8291a680 [ 886.069699][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.069782][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.069869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 886.069917][ T32] r4:00000000 [ 886.069964][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.070038][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.070137][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.070237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85248ec0 [ 886.070301][ T32] r4:00000000 [ 886.070353][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.070452][ T32] r9:83018005 r8:849b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 886.070502][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.070604][ T32] r5:00001000 r4:e05d9000 [ 886.070655][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.070739][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.070850][ T32] r5:851d7b8c r4:851d7800 [ 886.070932][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.071044][ T32] r7:dddced80 r6:83018000 r5:851d7b8c r4:851ebc00 [ 886.071096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.071197][ T32] r10:61c88647 r9:849b8c00 r8:851ebc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.071248][ T32] r4:851ebc00 [ 886.071311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.071414][ T32] r10:00000000 r9:851ebc00 r8:80287e08 r7:eae59e60 r6:851ebc80 r5:849b8c00 [ 886.071466][ T32] r4:00000001 [ 886.071514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.071599][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 886.071665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.071749][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.071832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.071989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.072085][ T32] r4:85248d80 [ 886.072723][ T32] INFO: task kworker/0:122:4596 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.072822][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.072976][ T32] Workqueue: events bpf_prog_free_deferred [ 886.073082][ T32] Call trace: [ 886.073159][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.073293][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.073373][ T32] r4:00000000 [ 886.073426][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.073535][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.073607][ T32] dd20: a3260000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.073672][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.073737][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.073811][ T32] r5:80050013 r4:80239bb0 [ 886.073866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.073958][ T32] r4:82ac21e4 [ 886.074006][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.074099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 6 printk messages dropped ** [ 886.074601][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 886.075319][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 886.075885][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 886.076714][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.077233][ T32] r5:849be000 r4:8291a680 ** 3 printk messages dropped ** [ 886.077614][ T32] r4:00000000 ** 4 printk messages dropped ** [ 886.078004][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.078320][ T32] r5:00001000 r4:e06c5000 ** 2 printk messages dropped ** [ 886.109809][ T32] r5:84af478c r4:84af4400 ** 3 printk messages dropped ** [ 886.110125][ T32] r10:61c88647 r9:849be000 r8:851ebd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.110714][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) ** 7 printk messages dropped ** [ 886.111949][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 886.112468][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 886.113359][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 886.113779][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.114094][ T32] r5:84553b8c r4:84553800 [ 886.114137][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.114239][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.114314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.114440][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.114507][ T32] r4:8483ac80 [ 886.114610][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.114715][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.114770][ T32] r4:00000001 [ 886.114829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.114959][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.115041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.115193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.115298][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.115372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.115426][ T32] r4:84839bc0 [ 886.115475][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.115568][ T32] INFO: task kworker/1:615:4599 blocked for more than 463 seconds. [ 886.115641][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.115719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.115783][ T32] task:kworker/1:615 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.115889][ T32] Workqueue: events bpf_prog_free_deferred [ 886.116034][ T32] Call trace: [ 886.116104][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.116206][ T32] r10:8291a684 r9:eb0c1d84 r8:00000002 r7:60000113 r6:eb0c1d8c r5:848eec00 [ 886.116293][ T32] r4:848eec00 [ 886.116364][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.116473][ T32] r5:848eec00 r4:8291a680 [ 886.116529][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.116610][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.116712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 886.116772][ T32] r4:00000000 [ 886.116817][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.116898][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.116982][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.117082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852546c0 [ 886.117151][ T32] r4:00000000 [ 886.117233][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.117360][ T32] r9:83018205 r8:848eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 886.117433][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.117557][ T32] r5:00001000 r4:dfa53000 [ 886.117614][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.117703][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.117811][ T32] r5:852de38c r4:852de000 [ 886.117871][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.117982][ T32] r7:ddde2d80 r6:83018200 r5:852de38c r4:85259280 [ 886.118033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.118138][ T32] r10:61c88647 r9:848eec00 r8:852592ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.118188][ T32] r4:85259280 [ 886.118230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.118326][ T32] r10:00000000 r9:85259280 r8:80287e08 r7:eb0a9e60 r6:851ebe00 r5:848eec00 [ 886.118376][ T32] r4:00000001 [ 886.118420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.132691][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 886.132949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.133045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.133151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.133233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.133293][ T32] r4:852547c0 [ 886.133864][ T32] INFO: task kworker/1:615:4599 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.133950][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.134106][ T32] Workqueue: events bpf_prog_free_deferred [ 886.134247][ T32] Call trace: [ 886.134380][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.134454][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.134481][ T32] r4:00000000 [ 886.134614][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.134671][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.134758][ T32] dd20: a351d000 dfafb000 00000001 80239b98 7f151000 00000001 ** 6 printk messages dropped ** [ 886.135151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 886.135653][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.135975][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 886.136172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 886.136591][ T32] Call trace: ** 6 printk messages dropped ** [ 886.136852][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 886.137027][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.137069][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.137138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9400 [ 886.137168][ T32] r4:00000000 [ 886.137191][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.137240][ T32] r9:83018205 r8:852b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 886.137266][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.137317][ T32] r5:00001000 r4:eaefb000 [ 886.137341][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.137396][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.137447][ T32] r5:852def8c r4:852dec00 [ 886.137468][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.137634][ T32] r7:ddde2d80 r6:83018200 r5:852def8c r4:85259300 [ 886.137722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.137786][ T32] r10:61c88647 r9:852b8000 r8:8525932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.137836][ T32] r4:85259300 [ 886.137897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.137969][ T32] r10:00000000 r9:85259300 r8:80287e08 r7:eb0c1e60 r6:851ebe80 r5:852b8000 [ 886.137998][ T32] r4:00000001 [ 886.138019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.138087][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 886.138145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.138179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.138209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.138251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.138305][ T32] r4:852547c0 [ 886.155722][ T32] INFO: task kworker/1:616:4600 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.155856][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.155939][ T32] Workqueue: events bpf_prog_free_deferred [ 886.156026][ T32] Call trace: [ 886.156068][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.156141][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.156171][ T32] r4:00000000 [ 886.156220][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.156299][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.156335][ T32] dd20: a38b6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.156368][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.156395][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.156421][ T32] r5:80050013 r4:80239bb0 [ 886.156443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.156490][ T32] r4:82ac21e4 [ 886.156535][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.156613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.156652][ T32] r4:dff9ddc0 [ 886.156677][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.156723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.156748][ T32] r4:00000000 [ 886.156770][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.156819][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.156843][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.156914][ T32] r5:00001000 r4:dfb17000 [ 886.156972][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.157026][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.157074][ T32] r5:84553b8c r4:84553800 [ 886.157097][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.157173][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.157202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.157256][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.157284][ T32] r4:8483ac80 [ 886.157318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.157401][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 4 printk messages dropped ** [ 886.157632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 886.158124][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.169248][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 886.169686][ T32] r5:00001000 r4:e0633000 ** 2 printk messages dropped ** [ 886.169838][ T32] r5:851d7f8c r4:851d7c00 ** 4 printk messages dropped ** [ 886.170120][ T32] r4:851ebf00 ** 5 printk messages dropped ** [ 886.170436][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.171140][ T32] Call trace: ** 4 printk messages dropped ** [ 886.171417][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 4 printk messages dropped ** [ 886.171567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 886.172047][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 886.172416][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 886.172668][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.172693][ T32] r4:00000001 [ 886.172737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.172783][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.172814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.172845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.172886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.172923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.172948][ T32] r4:84839bc0 [ 886.172971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.173028][ T32] INFO: task kworker/0:125:4604 blocked for more than 463 seconds. [ 886.173094][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.173126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.173153][ T32] task:kworker/0:125 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.173224][ T32] Workqueue: events bpf_prog_free_deferred [ 886.173274][ T32] Call trace: [ 886.173307][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.173383][ T32] r10:8291a684 r9:eb0bdd84 r8:00000002 r7:60000013 r6:eb0bdd8c r5:852b9800 [ 886.173414][ T32] r4:852b9800 [ 886.173436][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.173482][ T32] r5:852b9800 r4:8291a680 [ 886.173510][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.173566][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.173631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0bde08 [ 886.173662][ T32] r4:00000000 [ 886.173685][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.173748][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.173815][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.173889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255040 [ 886.173918][ T32] r4:00000000 [ 886.174033][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.174087][ T32] r9:83018005 r8:852b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 886.174145][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.174199][ T32] r5:00001000 r4:e0743000 [ 886.174222][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.174264][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.174308][ T32] r5:84af438c r4:84af4000 [ 886.174329][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.174375][ T32] r7:dddced80 r6:83018000 r5:84af438c r4:8525b000 [ 886.174416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.174495][ T32] r10:61c88647 r9:852b9800 r8:8525b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.174558][ T32] r4:8525b000 [ 886.174584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.174634][ T32] r10:00000000 r9:8525b000 r8:80287e08 r7:eb0b1e60 r6:8525b080 r5:852b9800 [ 886.174663][ T32] r4:00000001 [ 886.174688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.174825][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 886.174888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.174927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.174961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.174996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.175021][ T32] r4:85255080 [ 886.175223][ T32] INFO: task kworker/0:125:4604 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.175299][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.175423][ T32] Workqueue: events bpf_prog_free_deferred [ 886.175474][ T32] Call trace: [ 886.175531][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.175591][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.175617][ T32] r4:00000000 [ 886.175639][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.175708][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.175758][ T32] dd20: a3aac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.175794][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.175824][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.175861][ T32] r5:80050013 r4:80239bb0 [ 886.175888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.175939][ T32] r4:82ac21e4 [ 886.175993][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.176045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.176071][ T32] r4:dff9ddc0 [ 886.176149][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.176199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.176226][ T32] r4:00000000 ** 2 printk messages dropped ** [ 886.176380][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 886.176548][ T32] r5:84553b8c r4:84553800 [ 886.176570][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.176621][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.176645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.176721][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.176753][ T32] r4:8483ac80 [ 886.176774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.176824][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.176853][ T32] r4:00000001 [ 886.176877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.176915][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.176943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.177072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.177108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.177141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.177166][ T32] r4:84839bc0 [ 886.177186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.177214][ T32] INFO: task kworker/0:126:4605 blocked for more than 463 seconds. [ 886.177245][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.177271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.177294][ T32] task:kworker/0:126 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.177362][ T32] Workqueue: events bpf_prog_free_deferred [ 886.177486][ T32] Call trace: [ 886.177532][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.177585][ T32] r10:8291a684 r9:eb0d9d84 r8:00000002 r7:60000013 r6:eb0d9d8c r5:852bb000 [ 886.177617][ T32] r4:852bb000 [ 886.177654][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.177709][ T32] r5:852bb000 r4:8291a680 [ 886.177733][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.177789][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.177846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 886.177874][ T32] r4:00000000 [ 886.177912][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.177988][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.178029][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.178073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255400 [ 886.178098][ T32] r4:00000000 [ 886.178119][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.178166][ T32] r9:83018005 r8:852bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 886.178207][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.178259][ T32] r5:00001000 r4:e0805000 [ 886.178299][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.178385][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.199231][ T32] r5:850dc78c r4:850dc400 [ 886.199355][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.199520][ T32] r7:dddced80 r6:83018000 r5:850dc78c r4:8525b100 [ 886.199596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 886.200003][ T32] r10:00000000 r9:8525b100 r8:80287e08 r7:eb0bde60 r6:8525b180 r5:852bb000 ** 7 printk messages dropped ** [ 886.200668][ T32] r4:85255080 ** 4 printk messages dropped ** [ 886.201720][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 886.202420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 886.203487][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.204062][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 10 printk messages dropped ** [ 886.204841][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 886.205521][ T32] r4:85311800 ** 4 printk messages dropped ** [ 886.205877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 ** 7 printk messages dropped ** [ 886.206508][ T32] r9:83018005 r8:85311800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 6 printk messages dropped ** [ 886.207030][ T32] r7:dddced80 r6:83018000 r5:850dc38c r4:8525b200 ** 5 printk messages dropped ** [ 886.207472][ T32] r4:00000001 ** 6 printk messages dropped ** [ 886.207969][ T32] r4:85255080 ** 2 printk messages dropped ** [ 886.239704][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.240414][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 886.241069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 886.241701][ T32] r5:00001000 r4:dfb17000 ** 5 printk messages dropped ** [ 886.242246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 886.242575][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.242626][ T32] r4:00000001 [ 886.242670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.242746][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.242804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.242866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.242926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.242989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.243039][ T32] r4:84839bc0 [ 886.243107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.243211][ T32] INFO: task kworker/0:128:4611 blocked for more than 463 seconds. [ 886.243306][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.243375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.243427][ T32] task:kworker/0:128 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.243562][ T32] Workqueue: events bpf_prog_free_deferred [ 886.243677][ T32] Call trace: [ 886.243789][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.243913][ T32] r10:8291a684 r9:eb0edd84 r8:00000002 r7:60000113 r6:eb0edd8c r5:85310c00 [ 886.244000][ T32] r4:85310c00 [ 886.244056][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.244150][ T32] r5:85310c00 r4:8291a680 [ 886.244256][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.244386][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.244478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 886.244567][ T32] r4:00000000 [ 886.244631][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.244722][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.244841][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.244938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852554c0 [ 886.244985][ T32] r4:00000000 [ 886.245026][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.245115][ T32] r9:83018005 r8:85310c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 886.245168][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.245261][ T32] r5:00001000 r4:e0847000 [ 886.245340][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.245435][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.245535][ T32] r5:850dcb8c r4:850dc800 [ 886.245596][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.245690][ T32] r7:dddced80 r6:83018000 r5:850dcb8c r4:8525b280 [ 886.245755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.245874][ T32] r10:61c88647 r9:85310c00 r8:8525b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.245944][ T32] r4:8525b280 [ 886.245997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.246114][ T32] r10:00000000 r9:8525b280 r8:80287e08 r7:eb0d9e60 r6:85259400 r5:85310c00 [ 886.246170][ T32] r4:00000001 [ 886.246215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.246295][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 886.246353][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.247277][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 886.248223][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 9 printk messages dropped ** [ 886.274923][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 886.275655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 886.276159][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 8 printk messages dropped ** [ 886.276801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 886.277678][ T32] r5:85315400 r4:8291a680 ** 5 printk messages dropped ** [ 886.278131][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 886.294053][ T32] r9:83018005 r8:85315400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 886.294504][ T32] r5:850dcf8c r4:850dcc00 ** 3 printk messages dropped ** [ 886.294857][ T32] r10:61c88647 r9:85315400 r8:8525b32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.295559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 886.296629][ T32] Workqueue: events bpf_prog_free_deferred [ 886.296776][ T32] Call trace: [ 886.296867][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.296981][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.297160][ T32] r4:00000000 [ 886.297267][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.297394][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.297466][ T32] dd20: a4567000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.297545][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.297611][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.297671][ T32] r5:80050013 r4:80239bb0 [ 886.297750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.297867][ T32] r4:82ac21e4 [ 886.297920][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.298020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.298076][ T32] r4:dff9ddc0 [ 886.298142][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.298240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.298309][ T32] r4:00000000 [ 886.298356][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.319412][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.319596][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.319740][ T32] r5:00001000 r4:dfb17000 [ 886.319792][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.319877][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.319973][ T32] r5:84553b8c r4:84553800 [ 886.320049][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.320165][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.320217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.320360][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.320417][ T32] r4:8483ac80 [ 886.320486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.320612][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.320684][ T32] r4:00000001 [ 886.320741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.320829][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.320898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.320961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.321018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.321104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.321162][ T32] r4:84839bc0 [ 886.321232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.321329][ T32] INFO: task kworker/0:130:4613 blocked for more than 463 seconds. [ 886.321409][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.321466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.321515][ T32] task:kworker/0:130 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.321632][ T32] Workqueue: events bpf_prog_free_deferred [ 886.321771][ T32] Call trace: [ 886.321854][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.321964][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:85316000 [ 886.322035][ T32] r4:85316000 [ 886.322095][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.322217][ T32] r5:85316000 r4:8291a680 [ 886.322293][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.322389][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.322504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 886.322567][ T32] r4:00000000 [ 886.322665][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.322753][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 886.323223][ T32] r9:83018005 r8:85316000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 886.323614][ T32] r5:850dd78c r4:850dd400 ** 2 printk messages dropped ** [ 886.323818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 886.324600][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.325863][ T32] Call trace: ** 4 printk messages dropped ** [ 886.326240][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 886.326851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 6 printk messages dropped ** [ 886.327415][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 886.328442][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 886.349526][ T32] r4:84839bc0 [ 886.349580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.349682][ T32] INFO: task kworker/0:131:4616 blocked for more than 463 seconds. [ 886.349759][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.349813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.349860][ T32] task:kworker/0:131 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.349974][ T32] Workqueue: events bpf_prog_free_deferred [ 886.350086][ T32] Call trace: [ 886.350186][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.350311][ T32] r10:8291a684 r9:eb101d84 r8:00000002 r7:60000113 r6:eb101d8c r5:85314800 [ 886.350366][ T32] r4:85314800 [ 886.350414][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.350517][ T32] r5:85314800 r4:8291a680 [ 886.350565][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.350646][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.350732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 [ 886.350781][ T32] r4:00000000 [ 886.350827][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.350918][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.351028][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.351129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852557c0 [ 886.351179][ T32] r4:00000000 [ 886.351224][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.351334][ T32] r9:83018005 r8:85314800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 886.351389][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.351490][ T32] r5:00001000 r4:eaaab000 [ 886.351541][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.351647][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.351758][ T32] r5:850dd38c r4:850dd000 [ 886.351807][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.351929][ T32] r7:dddced80 r6:83018000 r5:850dd38c r4:8525b400 [ 886.351995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.352138][ T32] r10:61c88647 r9:85314800 r8:8525b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.352211][ T32] r4:8525b400 [ 886.352316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.352433][ T32] r10:00000000 r9:8525b400 r8:80287e08 r7:eb0f5e60 r6:85259580 r5:85314800 [ 886.352486][ T32] r4:00000001 [ 886.352532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.352611][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 886.352669][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.352740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.352815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.352912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.352970][ T32] r4:85255a00 [ 886.353568][ T32] INFO: task kworker/0:131:4616 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.353651][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.353777][ T32] Workqueue: events bpf_prog_free_deferred [ 886.353877][ T32] Call trace: [ 886.353947][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.354054][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.354107][ T32] r4:00000000 [ 886.354156][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.354262][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.354354][ T32] dd20: a4832000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.354451][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.354518][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.354592][ T32] r5:80050013 r4:80239bb0 [ 886.354649][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.354771][ T32] r4:82ac21e4 [ 886.354827][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.354918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.354968][ T32] r4:dff9ddc0 [ 886.355010][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.355096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.355148][ T32] r4:00000000 [ 886.355209][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.355341][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.355397][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.355496][ T32] r5:00001000 r4:dfb17000 [ 886.355558][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.355648][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 886.355778][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 886.356491][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 8 printk messages dropped ** [ 886.357141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 886.357889][ T32] r5:85313c00 r4:8291a680 ** 4 printk messages dropped ** [ 886.358201][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 886.393680][ T32] r5:850de78c r4:850de400 ** 1 printk messages dropped ** [ 886.393837][ T32] r7:dddced80 r6:83018000 r5:850de78c r4:8525b480 ** 5 printk messages dropped ** [ 886.394367][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.394685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.395914][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 886.396680][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 886.396917][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 886.397315][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 886.398017][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 886.413760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.414110][ T32] INFO: task kworker/0:133:4619 blocked for more than 463 seconds. [ 886.414196][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.414274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.414332][ T32] task:kworker/0:133 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.414484][ T32] Workqueue: events bpf_prog_free_deferred [ 886.414603][ T32] Call trace: [ 886.414680][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.414796][ T32] r10:8291a684 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:85316c00 [ 886.414856][ T32] r4:85316c00 [ 886.414908][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.415000][ T32] r5:85316c00 r4:8291a680 [ 886.415072][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.415164][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.415327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 886.415391][ T32] r4:00000000 [ 886.415437][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.415516][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.415628][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.415741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85255a80 [ 886.415811][ T32] r4:00000000 [ 886.415864][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.415957][ T32] r9:83018005 r8:85316c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 886.416009][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.416101][ T32] r5:00001000 r4:eac4d000 [ 886.416211][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.416353][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.416447][ T32] r5:850ddb8c r4:850dd800 [ 886.416497][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.416620][ T32] r7:dddced80 r6:83018000 r5:850ddb8c r4:8525b500 [ 886.416684][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.416785][ T32] r10:61c88647 r9:85316c00 r8:8525b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.416848][ T32] r4:8525b500 [ 886.416901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.417031][ T32] r10:00000000 r9:8525b500 r8:80287e08 r7:eb109e60 r6:85259680 r5:85316c00 [ 886.417093][ T32] r4:00000001 [ 886.417138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.417220][ T32] Exception stack(0xeb10dfb0 to 0xeb10dff8) [ 886.417299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.417367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.417430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.417494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.417560][ T32] r4:852559c0 [ 886.418143][ T32] INFO: task kworker/0:133:4619 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.418224][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.418370][ T32] Workqueue: events bpf_prog_free_deferred [ 886.439363][ T32] Call trace: [ 886.439544][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.439713][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.439780][ T32] r4:00000000 [ 886.439827][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.439946][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.440021][ T32] dd20: a4f9c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.440089][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.440148][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.440203][ T32] r5:80050013 r4:80239bb0 [ 886.440311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.440417][ T32] r4:82ac21e4 [ 886.440466][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.440583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.440638][ T32] r4:dff9ddc0 [ 886.440687][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.440777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.440827][ T32] r4:00000000 [ 886.440872][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.440967][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 6 printk messages dropped ** [ 886.441530][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 886.441990][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.442369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.443041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.443721][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 886.444284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852559c0 ** 7 printk messages dropped ** [ 886.444891][ T32] r5:850ddf8c r4:850ddc00 ** 2 printk messages dropped ** [ 886.445088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.445778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.446689][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.446822][ T32] Workqueue: events bpf_prog_free_deferred [ 886.446923][ T32] Call trace: [ 886.447016][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.447150][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.447211][ T32] r4:00000000 [ 886.447303][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.447397][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.447462][ T32] dd20: a4f9c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.447529][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.447591][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.447663][ T32] r5:80050013 r4:80239bb0 [ 886.447716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.447826][ T32] r4:82ac21e4 [ 886.447879][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.447969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.448013][ T32] r4:dff9ddc0 [ 886.448057][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.448148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.448252][ T32] r4:00000000 [ 886.448336][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.470478][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.470600][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.470748][ T32] r5:00001000 r4:dfb17000 [ 886.470798][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.470917][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.471036][ T32] r5:84553b8c r4:84553800 [ 886.471087][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.471211][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.471299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.471413][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.471492][ T32] r4:8483ac80 [ 886.471558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.471667][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.471767][ T32] r4:00000001 [ 886.471842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.471945][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.472092][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.472172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.472238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.472414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.472483][ T32] r4:84839bc0 [ 886.472541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.472630][ T32] INFO: task kworker/0:135:4623 blocked for more than 463 seconds. [ 886.472705][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.472779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.472835][ T32] task:kworker/0:135 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.472953][ T32] Workqueue: events bpf_prog_free_deferred [ 886.473048][ T32] Call trace: [ 886.473139][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.473268][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:85298000 ** 2 printk messages dropped ** [ 886.473530][ T32] r5:85298000 r4:8291a680 ** 5 printk messages dropped ** [ 886.473990][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 886.474810][ T32] r5:850de38c r4:850de000 [ 886.474854][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.475120][ T32] r10:61c88647 r9:85298000 r8:8525b62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 886.475875][ T32] r4:85255e00 ** 2 printk messages dropped ** [ 886.476728][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.477459][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 9 printk messages dropped ** [ 886.478107][ T32] r4:00000000 ** 3 printk messages dropped ** [ 886.504057][ T32] r5:00001000 r4:dfb17000 ** 2 printk messages dropped ** [ 886.504429][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 886.504819][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 886.505047][ T32] r4:00000001 ** 6 printk messages dropped ** [ 886.505524][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 886.505802][ T32] task:kworker/0:136 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 886.506446][ T32] r5:85299800 r4:8291a680 [ 886.506513][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.506603][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.506720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 886.506810][ T32] r4:00000000 [ 886.506892][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.506980][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.507086][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.507187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85254f00 [ 886.507237][ T32] r4:00000000 [ 886.507306][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.507434][ T32] r9:83018005 r8:85299800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 886.507500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.507602][ T32] r5:00001000 r4:eadc5000 [ 886.507657][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.507744][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.507834][ T32] r5:850def8c r4:850dec00 [ 886.507879][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.507972][ T32] r7:dddced80 r6:83018000 r5:850def8c r4:8525b680 [ 886.508043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.508145][ T32] r10:61c88647 r9:85299800 r8:8525b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.508211][ T32] r4:8525b680 [ 886.508300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.508417][ T32] r10:00000000 r9:8525b680 r8:80287e08 r7:eb109e60 r6:85259800 r5:85299800 [ 886.529426][ T32] r4:00000001 [ 886.529621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.529773][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 886.529865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.529937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.530020][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.530100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.530158][ T32] r4:85255f00 [ 886.530751][ T32] INFO: task kworker/0:136:4625 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.530867][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.531060][ T32] Workqueue: events bpf_prog_free_deferred [ 886.531165][ T32] Call trace: ** 1 printk messages dropped ** [ 886.531381][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 10 printk messages dropped ** [ 886.532226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.532320][ T32] r4:dff9ddc0 [ 886.532369][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.532463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.532517][ T32] r4:00000000 [ 886.532583][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.532705][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.532815][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.532924][ T32] r5:00001000 r4:dfb17000 [ 886.532973][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.533057][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.533151][ T32] r5:84553b8c r4:84553800 [ 886.533200][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.533323][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.533377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.533477][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.533533][ T32] r4:8483ac80 [ 886.533581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.533680][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.533732][ T32] r4:00000001 [ 886.533780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.533905][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.533977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.534039][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.534098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.534164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.534216][ T32] r4:84839bc0 [ 886.534276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 886.534541][ T32] task:kworker/1:617 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 886.535608][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 886.536218][ T32] r5:00001000 r4:eae91000 ** 2 printk messages dropped ** [ 886.536543][ T32] r5:85348f8c r4:85348c00 ** 1 printk messages dropped ** [ 886.536710][ T32] r7:ddde2d80 r6:83018200 r5:85348f8c r4:85259880 ** 1 printk messages dropped ** [ 886.536877][ T32] r10:61c88647 r9:8529b000 r8:852598ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 886.537835][ T32] r4:85247840 ** 2 printk messages dropped ** [ 886.538507][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.560028][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 886.560703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 886.561466][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 886.562086][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 886.562593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.563085][ T32] task:kworker/0:137 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 886.563895][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 886.564646][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 886.565110][ T32] r5:850deb8c r4:850de800 ** 3 printk messages dropped ** [ 886.565421][ T32] r10:61c88647 r9:8529bc00 r8:8525b72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.565947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.567202][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 886.567794][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.567886][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.567962][ T32] r5:80050013 r4:80239bb0 [ 886.568026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.568114][ T32] r4:82ac21e4 [ 886.568165][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.568304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.568516][ T32] r4:dff9ddc0 [ 886.601735][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.601916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.601982][ T32] r4:00000000 [ 886.602032][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.602149][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.602228][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.602359][ T32] r5:00001000 r4:dfb17000 [ 886.602425][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.602535][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.602639][ T32] r5:84553b8c r4:84553800 [ 886.602690][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.602794][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.602849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.602974][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.603059][ T32] r4:8483ac80 [ 886.603117][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.603222][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.603295][ T32] r4:00000001 [ 886.603366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.603460][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.603532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.603606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.603686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.603765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.603826][ T32] r4:84839bc0 [ 886.603882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.603974][ T32] INFO: task kworker/0:138:4630 blocked for more than 463 seconds. [ 886.604104][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.604193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.604300][ T32] task:kworker/0:138 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.604487][ T32] Workqueue: events bpf_prog_free_deferred [ 886.604642][ T32] Call trace: [ 886.604728][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.604858][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000113 r6:eb135d8c r5:8529d400 [ 886.604934][ T32] r4:8529d400 [ 886.605014][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.605114][ T32] r5:8529d400 r4:8291a680 [ 886.605164][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.605255][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.605365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 886.605448][ T32] r4:00000000 [ 886.605516][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.605616][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.605699][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.605794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235480 [ 886.605846][ T32] r4:00000000 [ 886.605893][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.605988][ T32] r9:83018005 r8:8529d400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 886.606038][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.606128][ T32] r5:00001000 r4:eae75000 [ 886.606174][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.606265][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.606355][ T32] r5:8534878c r4:85348400 [ 886.606399][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.606490][ T32] r7:dddced80 r6:83018000 r5:8534878c r4:8525b780 [ 886.606537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.606637][ T32] r10:61c88647 r9:8529d400 r8:8525b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.606688][ T32] r4:8525b780 [ 886.606732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.606856][ T32] r10:00000000 r9:8525b780 r8:80287e08 r7:eb125e60 r6:85259a00 r5:8529d400 [ 886.606919][ T32] r4:00000001 [ 886.606965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.607072][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 886.607142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.607206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.607282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.607351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.607446][ T32] r4:85254e40 [ 886.608054][ T32] INFO: task kworker/0:138:4630 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.608136][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.608341][ T32] Workqueue: events bpf_prog_free_deferred [ 886.608511][ T32] Call trace: [ 886.635109][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.635289][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.635349][ T32] r4:00000000 [ 886.635420][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.635519][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.635592][ T32] dd20: a5d64000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.635652][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.635709][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.635781][ T32] r5:80050013 r4:80239bb0 [ 886.635853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.635953][ T32] r4:82ac21e4 [ 886.636021][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.636121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.636189][ T32] r4:dff9ddc0 [ 886.636343][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.636465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.636577][ T32] r4:00000000 [ 886.636635][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.636757][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.636817][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.636932][ T32] r5:00001000 r4:dfb17000 [ 886.636989][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.637080][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.637173][ T32] r5:84553b8c r4:84553800 [ 886.637220][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.637360][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.637426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.637550][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.637621][ T32] r4:8483ac80 [ 886.637677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.637799][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.637858][ T32] r4:00000001 [ 886.637923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.638010][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.638072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.638135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.638197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.638275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.638348][ T32] r4:84839bc0 [ 886.638412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.642468][ T32] INFO: task kworker/0:139:4633 blocked for more than 463 seconds. [ 886.642612][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.642675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.642731][ T32] task:kworker/0:139 state:D stack:0 pid:4633 tgid:4633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.642879][ T32] Workqueue: events bpf_prog_free_deferred [ 886.643050][ T32] Call trace: [ 886.643179][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.643314][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000013 r6:eb141d8c r5:8529c800 [ 886.643384][ T32] r4:8529c800 [ 886.643462][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.643562][ T32] r5:8529c800 r4:8291a680 ** 2 printk messages dropped ** [ 886.643826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 ** 7 printk messages dropped ** [ 886.644544][ T32] r9:83018005 r8:8529c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 886.644961][ T32] r5:850df38c r4:850df000 ** 2 printk messages dropped ** [ 886.645218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 886.645956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 886.647316][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 886.648115][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 886.666127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 886.667150][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 886.667595][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 886.668023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.685004][ T32] r4:8529e000 ** 4 printk messages dropped ** [ 886.685397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 ** 4 printk messages dropped ** [ 886.685783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ea300 [ 886.685835][ T32] r4:00000000 [ 886.685882][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.685982][ T32] r9:83018005 r8:8529e000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 886.686030][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.686118][ T32] r5:00001000 r4:eae19000 [ 886.686185][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.686289][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.686394][ T32] r5:850df78c r4:850df400 [ 886.686460][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.686573][ T32] r7:dddced80 r6:83018000 r5:850df78c r4:8525b880 [ 886.686644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.686768][ T32] r10:61c88647 r9:8529e000 r8:8525b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.686833][ T32] r4:8525b880 [ 886.686882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.686984][ T32] r10:00000000 r9:8525b880 r8:80287e08 r7:eb135e60 r6:85259b00 r5:8529e000 [ 886.687049][ T32] r4:00000001 [ 886.687097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.687182][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 886.687283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 886.687358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.687418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.687481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.687536][ T32] r4:85254e40 [ 886.688114][ T32] INFO: task kworker/0:140:4635 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.688198][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.688354][ T32] Workqueue: events bpf_prog_free_deferred [ 886.688521][ T32] Call trace: [ 886.699156][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.699312][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.699372][ T32] r4:00000000 [ 886.699421][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.699534][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.699612][ T32] dd20: a60a4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.699672][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.699725][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.699779][ T32] r5:80050013 r4:80239bb0 [ 886.699828][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.699919][ T32] r4:82ac21e4 [ 886.699965][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.700072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.700166][ T32] r4:dff9ddc0 [ 886.700218][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.700381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.700445][ T32] r4:00000000 [ 886.700497][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.700602][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.700651][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.700741][ T32] r5:00001000 r4:dfb17000 [ 886.700789][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.700871][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.700954][ T32] r5:84553b8c r4:84553800 [ 886.700996][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.701472][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 886.702145][ T32] r4:84839bc0 ** 2 printk messages dropped ** [ 886.702373][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 886.702972][ T32] r4:8529ec00 ** 3 printk messages dropped ** [ 886.703285][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 886.704014][ T32] r9:83018005 r8:8529ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 886.704430][ T32] r5:850dfb8c r4:850df800 ** 3 printk messages dropped ** [ 886.704716][ T32] r10:61c88647 r9:8529ec00 r8:8525b92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 886.705162][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) ** 7 printk messages dropped ** [ 886.706328][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 886.706874][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.706948][ T32] dd20: a60a4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.707010][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.707072][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.707148][ T32] r5:80050013 r4:80239bb0 [ 886.707250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.707362][ T32] r4:82ac21e4 [ 886.707411][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.707528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.707587][ T32] r4:dff9ddc0 [ 886.707633][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.707726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.707794][ T32] r4:00000000 [ 886.707856][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.707955][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.708005][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.708093][ T32] r5:00001000 r4:dfb17000 [ 886.708141][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.708223][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.708344][ T32] r5:84553b8c r4:84553800 [ 886.708496][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.739024][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.739099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.739230][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.739308][ T32] r4:8483ac80 [ 886.739361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.739479][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.739543][ T32] r4:00000001 [ 886.739613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.739744][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.739846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.739942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.740011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.740095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.740183][ T32] r4:84839bc0 [ 886.740284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.740395][ T32] INFO: task kworker/0:142:4638 blocked for more than 463 seconds. [ 886.740484][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.740546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.740619][ T32] task:kworker/0:142 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.740759][ T32] Workqueue: events bpf_prog_free_deferred [ 886.740894][ T32] Call trace: [ 886.740967][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.741074][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000113 r6:eb155d8c r5:8529a400 [ 886.741127][ T32] r4:8529a400 [ 886.741187][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.741306][ T32] r5:8529a400 r4:8291a680 [ 886.741357][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.741448][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.741549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 886.741601][ T32] r4:00000000 [ 886.741660][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.741752][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.741845][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.741949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235200 [ 886.741999][ T32] r4:00000000 [ 886.742043][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.742146][ T32] r9:83018005 r8:8529a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 886.742201][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.742323][ T32] r5:00001000 r4:eae41000 [ 886.742390][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.742497][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.742596][ T32] r5:850dff8c r4:850dfc00 [ 886.742661][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.742822][ T32] r7:dddced80 r6:83018000 r5:850dff8c r4:8525b980 [ 886.742909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.743018][ T32] r10:61c88647 r9:8529a400 r8:8525b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.743086][ T32] r4:8525b980 [ 886.743140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.743239][ T32] r10:00000000 r9:8525b980 r8:80287e08 r7:eb135e60 r6:85259c00 r5:8529a400 [ 886.743298][ T32] r4:00000001 [ 886.743345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.743437][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 886.743504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.743586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.743656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.743725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.743774][ T32] r4:85235180 [ 886.744324][ T32] INFO: task kworker/0:142:4638 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.744423][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.744562][ T32] Workqueue: events bpf_prog_free_deferred [ 886.744657][ T32] Call trace: [ 886.744731][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.744855][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.744914][ T32] r4:00000000 [ 886.744986][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.745089][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.745167][ T32] dd20: a64a4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.745236][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.745302][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.745362][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 886.745519][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 886.745706][ T32] r4:dff9ddc0 ** 4 printk messages dropped ** [ 886.746073][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 10 printk messages dropped ** [ 886.747014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 886.747583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 886.747748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.747818][ T32] INFO: task kworker/0:143:4641 blocked for more than 463 seconds. [ 886.747901][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.747958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.748006][ T32] task:kworker/0:143 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.748107][ T32] Workqueue: events bpf_prog_free_deferred [ 886.748216][ T32] Call trace: [ 886.748393][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.772440][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000013 r6:eb161d8c r5:85319800 [ 886.772521][ T32] r4:85319800 [ 886.772591][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.772724][ T32] r5:85319800 r4:8291a680 [ 886.772773][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.772858][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.772966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb161e08 [ 886.773028][ T32] r4:00000000 [ 886.773074][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.773151][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.773249][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.773349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235300 [ 886.773401][ T32] r4:00000000 [ 886.773463][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.773570][ T32] r9:83018005 r8:85319800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 886.773621][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.773719][ T32] r5:00001000 r4:eae6b000 [ 886.773791][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.773899][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.774010][ T32] r5:8534838c r4:85348000 [ 886.774057][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.774157][ T32] r7:dddced80 r6:83018000 r5:8534838c r4:8525ba00 [ 886.774206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.774312][ T32] r10:61c88647 r9:85319800 r8:8525ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.774368][ T32] r4:8525ba00 [ 886.774418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.774517][ T32] r10:00000000 r9:8525ba00 r8:80287e08 r7:eb135e60 r6:85259c80 r5:85319800 [ 886.774593][ T32] r4:00000001 [ 886.774673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.774761][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 886.774823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.774886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.775766][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 886.776714][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 7 printk messages dropped ** [ 886.777273][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 886.778017][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 886.799601][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 8 printk messages dropped ** [ 886.800179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 886.800708][ T32] Call trace: ** 6 printk messages dropped ** [ 886.801248][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 886.802040][ T32] r5:00001000 r4:eae85000 ** 2 printk messages dropped ** [ 886.802320][ T32] r5:85348b8c r4:85348800 ** 3 printk messages dropped ** [ 886.802650][ T32] r10:61c88647 r9:852bc800 r8:8525baac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.803223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.804313][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.805006][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 7 printk messages dropped ** [ 886.805499][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.805611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.805667][ T32] r4:00000000 [ 886.805730][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.805831][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.805881][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.805969][ T32] r5:00001000 r4:dfb17000 [ 886.806014][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.806098][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.806187][ T32] r5:84553b8c r4:84553800 [ 886.806234][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.806351][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.806402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.806498][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.806550][ T32] r4:8483ac80 [ 886.806622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.806727][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.806777][ T32] r4:00000001 [ 886.806821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.806921][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.806989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.807073][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.807141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.807208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.807303][ T32] r4:84839bc0 [ 886.807362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.807432][ T32] INFO: task kworker/0:145:4645 blocked for more than 463 seconds. [ 886.807508][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.807584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.807650][ T32] task:kworker/0:145 state:D stack:0 pid:4645 tgid:4645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.807774][ T32] Workqueue: events bpf_prog_free_deferred [ 886.807885][ T32] Call trace: [ 886.807955][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.808057][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000013 r6:eb15dd8c r5:852bd400 [ 886.808112][ T32] r4:852bd400 [ 886.808162][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.808318][ T32] r5:852bd400 r4:8291a680 [ 886.808376][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.829132][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.829438][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 886.829499][ T32] r4:00000000 [ 886.829552][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.829631][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.829714][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.829804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235b00 [ 886.829876][ T32] r4:00000000 [ 886.829940][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.830049][ T32] r9:83018005 r8:852bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 886.830101][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.830219][ T32] r5:00001000 r4:eaead000 [ 886.830287][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.830390][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.830488][ T32] r5:8534938c r4:85349000 [ 886.830554][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.830660][ T32] r7:dddced80 r6:83018000 r5:8534938c r4:8525bb80 [ 886.830708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.830807][ T32] r10:61c88647 r9:852bd400 r8:8525bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.830859][ T32] r4:8525bb80 [ 886.830906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.831005][ T32] r10:00000000 r9:8525bb80 r8:80287e08 r7:eb121e60 r6:8525bc00 r5:852bd400 [ 886.831076][ T32] r4:00000001 [ 886.831132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.831234][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 886.831319][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.831384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.831452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.831519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.831573][ T32] r4:85235500 [ 886.832195][ T32] INFO: task kworker/0:145:4645 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.832323][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.832505][ T32] Workqueue: events bpf_prog_free_deferred [ 886.832635][ T32] Call trace: [ 886.832709][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.832845][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.832927][ T32] r4:00000000 [ 886.832981][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 886.833472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 886.834313][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 886.835168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 886.835612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 886.836288][ T32] Call trace: ** 7 printk messages dropped ** [ 886.837048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 ** 12 printk messages dropped ** [ 886.838144][ T32] r5:852de78c r4:852de400 ** 3 printk messages dropped ** [ 886.871451][ T32] r10:61c88647 r9:852be000 r8:8525bcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.872326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.873725][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 7 printk messages dropped ** [ 886.874237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 886.874958][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 886.875514][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.875567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.875670][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.875726][ T32] r4:8483ac80 [ 886.875772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.875870][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.875921][ T32] r4:00000001 [ 886.875964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.876041][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.876097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.876157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.876213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.876313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.876367][ T32] r4:84839bc0 [ 886.876416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.876496][ T32] INFO: task kworker/1:618:4649 blocked for more than 463 seconds. [ 886.876624][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.876692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.876801][ T32] task:kworker/1:618 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.877013][ T32] Workqueue: events bpf_prog_free_deferred [ 886.877124][ T32] Call trace: [ 886.877204][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.877323][ T32] r10:8291a684 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:852ba400 [ 886.877398][ T32] r4:852ba400 [ 886.877453][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.877547][ T32] r5:852ba400 r4:8291a680 [ 886.877591][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.877676][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.877768][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 886.877821][ T32] r4:00000000 [ 886.877869][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.877947][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.878024][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.878114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e9000 [ 886.878167][ T32] r4:00000000 [ 886.878213][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.878326][ T32] r9:83018205 r8:852ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 886.878376][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.904388][ T32] r5:00001000 r4:eaebf000 [ 886.904525][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.904628][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.904716][ T32] r5:852deb8c r4:852de800 [ 886.904755][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.904828][ T32] r7:ddde2d80 r6:83018200 r5:852deb8c r4:85259d00 [ 886.904861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.904930][ T32] r10:61c88647 r9:852ba400 r8:85259d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.904962][ T32] r4:85259d00 [ 886.904994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.905121][ T32] r10:00000000 r9:85259d00 r8:80287e08 r7:eaea9e60 r6:8525bd80 r5:852ba400 [ 886.905156][ T32] r4:00000001 [ 886.905183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.905237][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 886.905302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.905369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.905408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.905520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.905554][ T32] r4:85247000 [ 886.905927][ T32] INFO: task kworker/1:618:4649 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.905970][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.906152][ T32] Workqueue: events bpf_prog_free_deferred [ 886.906225][ T32] Call trace: [ 886.906292][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.906412][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.906444][ T32] r4:00000000 [ 886.906468][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.906516][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.906576][ T32] dd20: a6ff5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.906642][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.906674][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.906700][ T32] r5:80050013 r4:80239bb0 [ 886.906748][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.906814][ T32] r4:82ac21e4 [ 886.906873][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.906954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.906986][ T32] r4:dff9ddc0 [ 886.907044][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.907134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.907204][ T32] r4:00000000 [ 886.907242][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.907348][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.907404][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.907454][ T32] r5:00001000 r4:dfb17000 ** 2 printk messages dropped ** [ 886.907619][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 886.907895][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 886.908152][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 886.908493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 886.916139][ T32] r4:8531a400 ** 4 printk messages dropped ** [ 886.916551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 ** 7 printk messages dropped ** [ 886.916817][ T32] r9:83018005 r8:8531a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 6 printk messages dropped ** [ 886.917150][ T32] r7:dddced80 r6:83018000 r5:85349f8c r4:8525be00 ** 2 printk messages dropped ** [ 886.917348][ T32] r4:8525be00 ** 2 printk messages dropped ** [ 886.917508][ T32] r4:00000001 ** 4 printk messages dropped ** [ 886.917666][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.931534][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 886.932158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.932184][ T32] r4:dff9ddc0 [ 886.932206][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.932311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.932375][ T32] r4:00000000 [ 886.932404][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.932484][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.932547][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.932653][ T32] r5:00001000 r4:dfb17000 [ 886.932680][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.932741][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.932893][ T32] r5:84553b8c r4:84553800 [ 886.932923][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.932978][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.933061][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.933168][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.933278][ T32] r4:8483ac80 [ 886.933305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.933357][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.933406][ T32] r4:00000001 [ 886.933434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.933474][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.933507][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.933565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.933598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.933641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.933678][ T32] r4:84839bc0 [ 886.933701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.933734][ T32] INFO: task kworker/0:148:4652 blocked for more than 463 seconds. [ 886.933766][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.933793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.933818][ T32] task:kworker/0:148 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.933871][ T32] Workqueue: events bpf_prog_free_deferred [ 886.934030][ T32] Call trace: [ 886.934094][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.934151][ T32] r10:8291a684 r9:eb175d84 r8:00000002 r7:60000013 r6:eb175d8c r5:85318000 [ 886.934176][ T32] r4:85318000 [ 886.934222][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.934298][ T32] r5:85318000 r4:8291a680 [ 886.934324][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.934416][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.934469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb175e08 [ 886.934496][ T32] r4:00000000 [ 886.934552][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.934606][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.934673][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.934722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85235d40 [ 886.934770][ T32] r4:00000000 [ 886.934807][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.934859][ T32] r9:83018005 r8:85318000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 886.934932][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.934983][ T32] r5:00001000 r4:eaec7000 [ 886.935005][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.935046][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.935141][ T32] r5:8534978c r4:85349400 [ 886.935167][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.935216][ T32] r7:dddced80 r6:83018000 r5:8534978c r4:8525be80 [ 886.935239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.935295][ T32] r10:61c88647 r9:85318000 r8:8525beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.935370][ T32] r4:8525be80 [ 886.935403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.935453][ T32] r10:00000000 r9:8525be80 r8:80287e08 r7:eb169e60 r6:85259e00 r5:85318000 [ 886.935477][ T32] r4:00000001 [ 886.935498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.935535][ T32] Exception stack(0xeb175fb0 to 0xeb175ff8) [ 886.935562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 886.935593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 886.936057][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 886.937018][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 886.937287][ T32] r4:00000000 ** 6 printk messages dropped ** [ 886.937559][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 886.938045][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 886.938260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 886.950694][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 886.951179][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 886.951681][ T32] r5:00001000 r4:eaedd000 [ 886.951703][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.951744][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.951789][ T32] r5:85349b8c r4:85349800 [ 886.951810][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.951860][ T32] r7:dddced80 r6:83018000 r5:85349b8c r4:8525bf00 [ 886.951883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.951958][ T32] r10:61c88647 r9:8531c800 r8:8525bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 886.952092][ T32] r4:8525bf00 [ 886.952123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.952180][ T32] r10:00000000 r9:8525bf00 r8:80287e08 r7:eb169e60 r6:85259e80 r5:8531c800 [ 886.952234][ T32] r4:00000001 [ 886.952307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.952378][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 886.952412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 886.952445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.952625][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.952661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.952687][ T32] r4:85235dc0 [ 886.952926][ T32] INFO: task kworker/0:149:4656 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 886.952961][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.953042][ T32] Workqueue: events bpf_prog_free_deferred [ 886.953090][ T32] Call trace: [ 886.953130][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 886.953211][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 886.953242][ T32] r4:00000000 [ 886.953274][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 886.953323][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 886.953418][ T32] dd20: a749a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 886.953454][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 886.953496][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 886.953525][ T32] r5:80050013 r4:80239bb0 [ 886.953572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 886.953621][ T32] r4:82ac21e4 [ 886.953643][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 886.953688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 886.953712][ T32] r4:dff9ddc0 [ 886.953748][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.953906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.953936][ T32] r4:00000000 [ 886.953959][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.954007][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.954031][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.954077][ T32] r5:00001000 r4:dfb17000 [ 886.954099][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.954139][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.954183][ T32] r5:84553b8c r4:84553800 [ 886.954203][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.954253][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.954300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.954355][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.954380][ T32] r4:8483ac80 [ 886.954406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.954457][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.954481][ T32] r4:00000001 [ 886.954501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.954539][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.954569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.954628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.954664][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 886.955003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 886.955671][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 886.956090][ T32] r9:83018005 r8:8531b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 886.956349][ T32] r5:8534ab8c r4:8534a800 ** 3 printk messages dropped ** [ 886.956492][ T32] r10:61c88647 r9:8531b000 r8:8525bfac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 886.956787][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 886.957374][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 886.958016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 1 printk messages dropped ** [ 886.958103][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.958152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 886.958177][ T32] r4:00000000 [ 886.958199][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 886.958247][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 886.958275][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 886.958321][ T32] r5:00001000 r4:dfb17000 [ 886.958423][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 886.981161][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 886.981238][ T32] r5:84553b8c r4:84553800 [ 886.981265][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 886.981327][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 886.981350][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 886.981402][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 886.981431][ T32] r4:8483ac80 [ 886.981478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 886.981536][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 886.981562][ T32] r4:00000001 [ 886.981608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 886.981727][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 886.981777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 886.981821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 886.981860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 886.981918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 886.981947][ T32] r4:84839bc0 [ 886.981973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 886.982015][ T32] INFO: task kworker/0:151:4659 blocked for more than 464 seconds. [ 886.982049][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 886.982075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 886.982103][ T32] task:kworker/0:151 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 886.982239][ T32] Workqueue: events bpf_prog_free_deferred [ 886.982347][ T32] Call trace: [ 886.982383][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 886.982438][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:852bbc00 [ 886.982462][ T32] r4:852bbc00 [ 886.982538][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 886.982589][ T32] r5:852bbc00 r4:8291a680 [ 886.982617][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 886.982661][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 886.982719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 886.982751][ T32] r4:00000000 [ 886.982773][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 886.982816][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 886.982858][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 886.982902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85231040 ** 7 printk messages dropped ** [ 886.983205][ T32] r5:8534a38c r4:8534a000 [ 886.983276][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 886.983440][ T32] r10:61c88647 r9:852bbc00 r8:8523202c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 886.983928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 886.984641][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 886.985172][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 886.985679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 10 printk messages dropped ** [ 886.986420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 886.986754][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 8 printk messages dropped ** [ 886.987266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 886.987710][ T32] r5:8531d400 r4:8291a680 ** 4 printk messages dropped ** [ 886.987923][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 886.988340][ T32] r5:00001000 r4:dfb6f000 ** 2 printk messages dropped ** [ 887.007485][ T32] r5:852dfb8c r4:852df800 ** 3 printk messages dropped ** [ 887.007926][ T32] r10:61c88647 r9:8531d400 r8:85259fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 887.014966][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.015022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.015135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.015192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.015318][ T32] r4:851e93c0 [ 887.015738][ T32] INFO: task kworker/1:619:4661 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.015787][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.015882][ T32] Workqueue: events bpf_prog_free_deferred [ 887.015989][ T32] Call trace: [ 887.016134][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.016205][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.016250][ T32] r4:00000000 [ 887.016336][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.016412][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.016474][ T32] dd20: a7c20000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.016540][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.016573][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.016615][ T32] r5:80050013 r4:80239bb0 [ 887.016644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.016693][ T32] r4:82ac21e4 [ 887.016758][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.016827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.016883][ T32] r4:dff9ddc0 [ 887.016983][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.017037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.017062][ T32] r4:00000000 [ 887.017100][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.017192][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.017220][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.017302][ T32] r5:00001000 r4:dfb17000 [ 887.017428][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.017484][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.017696][ T32] r5:84553b8c r4:84553800 [ 887.017731][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.017786][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.017826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.017930][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.018009][ T32] r4:8483ac80 [ 887.018038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.018119][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.018151][ T32] r4:00000001 [ 887.018174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.018239][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.018300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.018337][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.018457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.032134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.032202][ T32] r4:84839bc0 [ 887.032251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.032350][ T32] INFO: task kworker/1:620:4663 blocked for more than 464 seconds. [ 887.032414][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.032446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.032471][ T32] task:kworker/1:620 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.032537][ T32] Workqueue: events bpf_prog_free_deferred [ 887.032615][ T32] Call trace: [ 887.032697][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.032760][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000113 r6:eb18dd8c r5:8531ec00 [ 887.032788][ T32] r4:8531ec00 [ 887.032810][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.032857][ T32] r5:8531ec00 r4:8291a680 [ 887.032879][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.032932][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.032988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 ** 5 printk messages dropped ** [ 887.033368][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.033652][ T32] r5:852df38c r4:852df000 [ 887.033675][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.033888][ T32] r10:61c88647 r9:8531ec00 r8:850b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 887.034158][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) ** 4 printk messages dropped ** [ 887.034447][ T32] r4:851e95c0 ** 4 printk messages dropped ** [ 887.035023][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 887.035617][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 887.035983][ T32] r4:00000000 [ 887.036036][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.036117][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.036146][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.036196][ T32] r5:00001000 r4:dfb17000 [ 887.036250][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.036394][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.036462][ T32] r5:84553b8c r4:84553800 [ 887.036638][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.036698][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.036724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.036776][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.036816][ T32] r4:8483ac80 [ 887.036894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.036954][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.036998][ T32] r4:00000001 [ 887.037024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.037065][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.037097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.037152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.037207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.037241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.037331][ T32] r4:84839bc0 ** 1 printk messages dropped ** [ 887.037432][ T32] INFO: task kworker/0:152:4664 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 887.037922][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000113 r6:eb191d8c r5:8531bc00 ** 7 printk messages dropped ** [ 887.038364][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 887.060693][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.060742][ T32] r5:8534a78c r4:8534a400 ** 2 printk messages dropped ** [ 887.060844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 887.061199][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 887.061963][ T32] Call trace: ** 4 printk messages dropped ** [ 887.062231][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 887.062610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 887.062873][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 887.063115][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 887.063427][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.063645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 887.064478][ T32] Call trace: ** 4 printk messages dropped ** [ 887.064737][ T32] r5:85318c00 r4:8291a680 ** 1 printk messages dropped ** [ 887.064800][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.064863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 887.064897][ T32] r4:00000000 [ 887.064969][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.065048][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.065096][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.065163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85231380 [ 887.065195][ T32] r4:00000000 [ 887.065218][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.065299][ T32] r9:83018005 r8:85318c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 887.065329][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.065376][ T32] r5:00001000 r4:eaf37000 [ 887.065397][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.065436][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.065485][ T32] r5:8534af8c r4:8534ac00 [ 887.065514][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.065564][ T32] r7:dddced80 r6:83018000 r5:8534af8c r4:85232180 [ 887.065611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.065671][ T32] r10:61c88647 r9:85318c00 r8:852321ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.065745][ T32] r4:85232180 [ 887.065773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.065825][ T32] r10:00000000 r9:85232180 r8:80287e08 r7:eb185e60 r6:850b0200 r5:85318c00 [ 887.065852][ T32] r4:00000001 [ 887.065873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.065912][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 887.065940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.065973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.066054][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.066106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.066323][ T32] r4:852313c0 [ 887.066522][ T32] INFO: task kworker/0:153:4668 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.066560][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.066683][ T32] Workqueue: events bpf_prog_free_deferred [ 887.066749][ T32] Call trace: [ 887.066817][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.066929][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.066962][ T32] r4:00000000 [ 887.066984][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.067030][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.067060][ T32] dd20: a8396000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.067091][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.067124][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.067205][ T32] r5:80050013 r4:80239bb0 [ 887.067239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.067315][ T32] r4:82ac21e4 [ 887.067345][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.067468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.067596][ T32] r4:dff9ddc0 [ 887.067622][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.067670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.067696][ T32] r4:00000000 [ 887.067718][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.067766][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.067790][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.067838][ T32] r5:00001000 r4:dfb17000 [ 887.067937][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.067984][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.068030][ T32] r5:84553b8c r4:84553800 [ 887.068052][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.068103][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.068125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.068225][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.068468][ T32] r4:8483ac80 [ 887.090721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.090851][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.090887][ T32] r4:00000001 [ 887.090912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.090956][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.090989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.091021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.091049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 887.091248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 887.091861][ T32] r5:84980c00 r4:8291a680 ** 5 printk messages dropped ** [ 887.092147][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 887.092583][ T32] r5:8534b38c r4:8534b000 ** 2 printk messages dropped ** [ 887.092708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 887.093040][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.093873][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 887.094220][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 887.094688][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.094939][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.095239][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 887.095671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 887.096360][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:84981800 ** 8 printk messages dropped ** [ 887.096670][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.096794][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.096897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852315c0 [ 887.097001][ T32] r4:00000000 [ 887.097032][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.097098][ T32] r9:83018005 r8:84981800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 887.097148][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.097217][ T32] r5:00001000 r4:eaf59000 [ 887.097241][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.097292][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.097361][ T32] r5:8534b78c r4:8534b400 [ 887.097402][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.097455][ T32] r7:dddced80 r6:83018000 r5:8534b78c r4:85232280 [ 887.097540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.097596][ T32] r10:61c88647 r9:84981800 r8:852322ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.097620][ T32] r4:85232280 [ 887.097655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.097710][ T32] r10:00000000 r9:85232280 r8:80287e08 r7:eb1a9e60 r6:850b0300 r5:84981800 [ 887.097735][ T32] r4:00000001 [ 887.097756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.097792][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 887.097819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.097874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.097942][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.097977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.098002][ T32] r4:85231480 [ 887.098179][ T32] INFO: task kworker/0:155:4671 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.098213][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.098324][ T32] Workqueue: events bpf_prog_free_deferred [ 887.098397][ T32] Call trace: [ 887.098500][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.120572][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.120626][ T32] r4:00000000 [ 887.120654][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.120725][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.120778][ T32] dd20: a87c5000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.120820][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.120849][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.120895][ T32] r5:80050013 r4:80239bb0 [ 887.120924][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.121024][ T32] r4:82ac21e4 [ 887.121124][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.121280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.121327][ T32] r4:dff9ddc0 [ 887.121355][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 887.121534][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 10 printk messages dropped ** [ 887.122159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 887.122476][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.122938][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.123208][ T32] r5:84982400 r4:8291a680 ** 4 printk messages dropped ** [ 887.123480][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 887.123972][ T32] r5:8534bb8c r4:8534b800 ** 1 printk messages dropped ** [ 887.124049][ T32] r7:dddced80 r6:83018000 r5:8534bb8c r4:85232300 ** 4 printk messages dropped ** [ 887.124326][ T32] r10:00000000 r9:85232300 r8:80287e08 r7:eb1ade60 r6:850b0380 r5:84982400 ** 7 printk messages dropped ** [ 887.124600][ T32] r4:852316c0 ** 3 printk messages dropped ** [ 887.125123][ T32] Call trace: ** 4 printk messages dropped ** [ 887.125364][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 887.125677][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.126012][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.126336][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 887.126547][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 887.126679][ T32] r4:00000001 [ 887.126700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.126762][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.126794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.126850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.126951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.127002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.127028][ T32] r4:84839bc0 [ 887.127064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.127127][ T32] INFO: task kworker/0:157:4674 blocked for more than 464 seconds. [ 887.127164][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.127202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.127273][ T32] task:kworker/0:157 state:D stack:0 pid:4674 tgid:4674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.127352][ T32] Workqueue: events bpf_prog_free_deferred [ 887.127555][ T32] Call trace: [ 887.127595][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.127672][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:84980000 [ 887.127703][ T32] r4:84980000 [ 887.127727][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.127847][ T32] r5:84980000 r4:8291a680 [ 887.127898][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.127945][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.127991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 887.128014][ T32] r4:00000000 [ 887.128036][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.128073][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.128125][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.128219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952880 [ 887.128317][ T32] r4:00000000 [ 887.128380][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.128513][ T32] r9:83018005 r8:84980000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 887.147928][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.148067][ T32] r5:00001000 r4:eadc3000 [ 887.148145][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.148254][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.148366][ T32] r5:8535f78c r4:8535f400 [ 887.148394][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.148993][ T32] r7:dddced80 r6:83018000 r5:8535f78c r4:85232380 [ 887.149073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.149202][ T32] r10:61c88647 r9:84980000 r8:852323ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.149253][ T32] r4:85232380 [ 887.149315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.149387][ T32] r10:00000000 r9:85232380 r8:80287e08 r7:eb1b1e60 r6:850b0400 r5:84980000 [ 887.149430][ T32] r4:00000001 [ 887.149498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.149576][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 887.149611][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.149642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.149705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.149760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.149800][ T32] r4:85231600 [ 887.150252][ T32] INFO: task kworker/0:157:4674 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.150335][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.150432][ T32] Workqueue: events bpf_prog_free_deferred [ 887.150538][ T32] Call trace: [ 887.150596][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.150729][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.150782][ T32] r4:00000000 [ 887.150808][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.150857][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.150904][ T32] dd20: a8c54000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.150968][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.151004][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.151045][ T32] r5:80050013 r4:80239bb0 [ 887.151118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.151221][ T32] r4:82ac21e4 [ 887.151257][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.151320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.151367][ T32] r4:dff9ddc0 [ 887.151392][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.151448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.151507][ T32] r4:00000000 [ 887.151563][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.151637][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.151663][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.151748][ T32] r5:00001000 r4:dfb17000 [ 887.151794][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 887.151990][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.152502][ T32] r4:00000001 ** 3 printk messages dropped ** [ 887.152754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.153463][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.154046][ T32] r5:84983c00 r4:8291a680 ** 2 printk messages dropped ** [ 887.154319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 887.154344][ T32] r4:00000000 [ 887.154390][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.154444][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.154510][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.154635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237600 [ 887.154664][ T32] r4:00000000 [ 887.154688][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.154787][ T32] r9:83018005 r8:84983c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 887.154842][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.154934][ T32] r5:00001000 r4:eaf5d000 [ 887.154962][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.155069][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.155127][ T32] r5:852fff8c r4:852ffc00 [ 887.155190][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.155289][ T32] r7:dddced80 r6:83018000 r5:852fff8c r4:85232400 [ 887.155339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.155449][ T32] r10:61c88647 r9:84983c00 r8:8523242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 887.155495][ T32] r4:85232400 [ 887.155574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.155661][ T32] r10:00000000 r9:85232400 r8:80287e08 r7:eb1b9e60 r6:850b0480 r5:84983c00 [ 887.155697][ T32] r4:00000001 [ 887.155774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.155838][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 887.155888][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.155925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.155954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.155985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.156010][ T32] r4:85231900 [ 887.156213][ T32] INFO: task kworker/0:158:4676 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.156306][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.156389][ T32] Workqueue: events bpf_prog_free_deferred [ 887.156440][ T32] Call trace: [ 887.156505][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.156591][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.156640][ T32] r4:00000000 [ 887.156667][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.156713][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.156763][ T32] dd20: a8c54000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.156815][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.156887][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.156919][ T32] r5:80050013 r4:80239bb0 [ 887.156942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.156991][ T32] r4:82ac21e4 [ 887.157014][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.157069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.157257][ T32] r4:dff9ddc0 [ 887.157290][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.157340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.157366][ T32] r4:00000000 [ 887.157389][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.157437][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.157460][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 887.157818][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.158295][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.189006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.189366][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 887.189680][ T32] r4:84984800 ** 6 printk messages dropped ** [ 887.189922][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 887.190387][ T32] r5:852dff8c r4:852dfc00 [ 887.190414][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 887.190543][ T32] r10:61c88647 r9:84984800 r8:850b052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 887.190920][ T32] r4:851e94c0 ** 3 printk messages dropped ** [ 887.191497][ T32] Call trace: ** 4 printk messages dropped ** [ 887.191763][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 7 printk messages dropped ** [ 887.192172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 887.192672][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 887.193128][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 887.193502][ T32] INFO: task kworker/1:622:4682 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 887.193861][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:84986000 ** 7 printk messages dropped ** [ 887.194101][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 887.194385][ T32] r9:83018205 r8:84986000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 6 printk messages dropped ** [ 887.194746][ T32] r7:ddde2d80 r6:83018200 r5:849e0f8c r4:850b0600 ** 4 printk messages dropped ** [ 887.194924][ T32] r10:00000000 r9:850b0600 r8:80287e08 r7:eaf6de60 r6:850b0680 r5:84986000 [ 887.194952][ T32] r4:00000001 [ 887.194972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.195009][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 887.195037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.195140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.195175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.195208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.195233][ T32] r4:850b50c0 [ 887.195416][ T32] INFO: task kworker/1:622:4682 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.195449][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.195511][ T32] Workqueue: events bpf_prog_free_deferred [ 887.195587][ T32] Call trace: [ 887.195686][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.195746][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.195771][ T32] r4:00000000 [ 887.195806][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.195879][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.195938][ T32] dd20: a918e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.195973][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.196109][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.196142][ T32] r5:80050013 r4:80239bb0 [ 887.196190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.196289][ T32] r4:82ac21e4 [ 887.196367][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.196446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.196502][ T32] r4:dff9ddc0 [ 887.196554][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.196645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.196675][ T32] r4:00000000 [ 887.196723][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.196801][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.196858][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.196937][ T32] r5:00001000 r4:dfb17000 [ 887.196974][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.197023][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.197092][ T32] r5:84553b8c r4:84553800 [ 887.197140][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.197266][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.197297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.197349][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.197390][ T32] r4:8483ac80 [ 887.197440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.197495][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.197520][ T32] r4:00000001 [ 887.197540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.197602][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.197634][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.197665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.197718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.197753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.197852][ T32] r4:84839bc0 [ 887.197877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.197908][ T32] INFO: task kworker/1:623:4684 blocked for more than 464 seconds. [ 887.197964][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.197995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.198070][ T32] task:kworker/1:623 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.198207][ T32] Workqueue: events bpf_prog_free_deferred [ 887.198280][ T32] Call trace: [ 887.198315][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.198372][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:84986c00 ** 4 printk messages dropped ** [ 887.229356][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 887.229925][ T32] r5:00001000 r4:e00ef000 ** 2 printk messages dropped ** [ 887.230093][ T32] r5:852fc38c r4:852fc000 ** 2 printk messages dropped ** [ 887.230231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 887.230438][ T32] r10:00000000 r9:850b0700 r8:80287e08 r7:eb1b5e60 r6:850b0780 r5:84986c00 ** 9 printk messages dropped ** [ 887.231170][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 887.231782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 887.232334][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 8 printk messages dropped ** [ 887.232767][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 887.233095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.233124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.233154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.233202][ T32] r4:84839bc0 [ 887.233230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.233287][ T32] INFO: task kworker/1:624:4686 blocked for more than 464 seconds. [ 887.233374][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.233633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.233661][ T32] task:kworker/1:624 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.233713][ T32] Workqueue: events bpf_prog_free_deferred [ 887.233822][ T32] Call trace: [ 887.233881][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.233987][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000013 r6:eaf99d8c r5:84985400 [ 887.234064][ T32] r4:84985400 [ 887.234091][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.234138][ T32] r5:84985400 r4:8291a680 [ 887.234160][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.234202][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.234257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 887.234324][ T32] r4:00000000 [ 887.234428][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.234471][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.234514][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.234561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5480 [ 887.234587][ T32] r4:00000000 [ 887.234628][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.234712][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 887.234740][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.234809][ T32] r5:00001000 r4:e495f000 [ 887.234987][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.235055][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.235155][ T32] r5:852fcb8c r4:852fc800 [ 887.235200][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.235269][ T32] r7:ddde2d80 r6:83018200 r5:852fcb8c r4:850b0800 [ 887.235294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.235348][ T32] r10:61c88647 r9:84985400 r8:850b082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.235398][ T32] r4:850b0800 [ 887.235424][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.235480][ T32] r10:00000000 r9:850b0800 r8:80287e08 r7:eb189e60 r6:850b0880 r5:84985400 [ 887.235513][ T32] r4:00000001 [ 887.235540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.235607][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 887.235641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.235848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.235883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.235965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.236004][ T32] r4:850b5200 [ 887.236224][ T32] INFO: task kworker/1:624:4686 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.236312][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.236377][ T32] Workqueue: events bpf_prog_free_deferred [ 887.236427][ T32] Call trace: [ 887.236490][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.236707][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.236740][ T32] r4:00000000 [ 887.236768][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.236827][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.236891][ T32] dd20: a982f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.236962][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.236995][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.237024][ T32] r5:80050013 r4:80239bb0 [ 887.237050][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.237097][ T32] r4:82ac21e4 [ 887.237119][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.237165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.237190][ T32] r4:dff9ddc0 [ 887.237212][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.237331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.237377][ T32] r4:00000000 [ 887.237403][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.237471][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.237506][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.237556][ T32] r5:00001000 r4:dfb17000 [ 887.237578][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 887.237674][ T32] r5:84553b8c r4:84553800 ** 5 printk messages dropped ** [ 887.237902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 887.238395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.261798][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.262399][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 887.262699][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 887.262927][ T32] r5:852fc78c r4:852fc400 [ 887.263095][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 887.263260][ T32] r4:850b0900 ** 5 printk messages dropped ** [ 887.263464][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 887.264358][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.265063][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 4 printk messages dropped ** [ 887.265271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 887.265603][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.265945][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 887.266304][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 887.266742][ T32] r4:84839bc0 [ 887.266762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.266829][ T32] INFO: task kworker/1:626:4690 blocked for more than 464 seconds. [ 887.266903][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.266971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.267012][ T32] task:kworker/1:626 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.267063][ T32] Workqueue: events bpf_prog_free_deferred [ 887.267167][ T32] Call trace: [ 887.267227][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.267336][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000013 r6:eb1c9d8c r5:8531e000 [ 887.267374][ T32] r4:8531e000 [ 887.267401][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.267447][ T32] r5:8531e000 r4:8291a680 [ 887.267481][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.267532][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.267630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 887.267661][ T32] r4:00000000 [ 887.267684][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.267721][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.267755][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.267800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5680 [ 887.267826][ T32] r4:00000000 [ 887.267847][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.267896][ T32] r9:83018205 r8:8531e000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 887.267921][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.268038][ T32] r5:00001000 r4:e89cd000 [ 887.268090][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.268136][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.268212][ T32] r5:852fcf8c r4:852fcc00 [ 887.268238][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.268320][ T32] r7:ddde2d80 r6:83018200 r5:852fcf8c r4:850b0a00 [ 887.268349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.268448][ T32] r10:61c88647 r9:8531e000 r8:850b0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.289277][ T32] r4:850b0a00 [ 887.289344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.289469][ T32] r10:00000000 r9:850b0a00 r8:80287e08 r7:eaf99e60 r6:850b0a80 r5:8531e000 [ 887.289522][ T32] r4:00000001 [ 887.289601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.289689][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 887.289752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.289830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.289887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.289953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.290002][ T32] r4:850b54c0 [ 887.290512][ T32] INFO: task kworker/1:626:4690 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.290633][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 887.290967][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 887.291980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 887.292691][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 887.293337][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 887.293734][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.294189][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.294447][ T32] r5:85313000 r4:8291a680 ** 5 printk messages dropped ** [ 887.294762][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 887.294888][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 887.295239][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 887.295626][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) ** 3 printk messages dropped ** [ 887.295867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.295896][ T32] r4:850b55c0 [ 887.296028][ T32] INFO: task kworker/1:627:4693 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.296063][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.296130][ T32] Workqueue: events bpf_prog_free_deferred [ 887.296184][ T32] Call trace: [ 887.296218][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.296311][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.296349][ T32] r4:00000000 [ 887.296372][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.296433][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.296469][ T32] dd20: a9d69000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.296501][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.296533][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.296558][ T32] r5:80050013 r4:80239bb0 [ 887.296580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.296624][ T32] r4:82ac21e4 [ 887.296646][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.296689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.296713][ T32] r4:dff9ddc0 [ 887.296746][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.296794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.296870][ T32] r4:00000000 [ 887.296932][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.297025][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.297053][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.297120][ T32] r5:00001000 r4:dfb17000 [ 887.297196][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.297253][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.297309][ T32] r5:84553b8c r4:84553800 [ 887.297332][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.297383][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.297408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.297458][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.297481][ T32] r4:8483ac80 [ 887.297501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.297567][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.297596][ T32] r4:00000001 [ 887.297617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.297655][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.297684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.297901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.297954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.298024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.298053][ T32] r4:84839bc0 [ 887.298120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.298180][ T32] INFO: task kworker/1:628:4694 blocked for more than 464 seconds. [ 887.298211][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 887.298360][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 887.324670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 ** 9 printk messages dropped ** [ 887.325115][ T32] r5:00001000 r4:eaa35000 ** 1 printk messages dropped ** [ 887.325207][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.325618][ T32] r10:61c88647 r9:852c2400 r8:850b0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 887.326027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.326829][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 887.327180][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.327454][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.327783][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.328133][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.328378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.349385][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.349708][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 887.349974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5ec0 [ 887.349999][ T32] r4:00000000 [ 887.350021][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.350073][ T32] r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 887.350123][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.350176][ T32] r5:00001000 r4:eabf9000 [ 887.350257][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.350312][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.350398][ T32] r5:852fe78c r4:852fe400 [ 887.350427][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.350480][ T32] r7:ddde2d80 r6:83018200 r5:852fe78c r4:850b0c80 [ 887.350508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.350560][ T32] r10:61c88647 r9:852c3000 r8:850b0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.350584][ T32] r4:850b0c80 [ 887.350605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.350703][ T32] r10:00000000 r9:850b0c80 r8:80287e08 r7:eb1d9e60 r6:85232500 r5:852c3000 [ 887.350733][ T32] r4:00000001 [ 887.350794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.350841][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 887.350872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.350902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.350932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.350990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.351018][ T32] r4:850b5900 [ 887.351362][ T32] INFO: task kworker/1:629:4695 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.351399][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.351465][ T32] Workqueue: events bpf_prog_free_deferred [ 887.351562][ T32] Call trace: [ 887.351825][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.351885][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.351913][ T32] r4:00000000 [ 887.351966][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.352014][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.352046][ T32] dd20: aa5b0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.352112][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.352140][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.352190][ T32] r5:80050013 r4:80239bb0 [ 887.352219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.352316][ T32] r4:82ac21e4 [ 887.352345][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.352393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.352418][ T32] r4:dff9ddc0 [ 887.352439][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.352483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.352532][ T32] r4:00000000 [ 887.352559][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.352609][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.352632][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.352700][ T32] r5:00001000 r4:dfb17000 [ 887.352725][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.352768][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.352824][ T32] r5:84553b8c r4:84553800 [ 887.352899][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.352957][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.352984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.353034][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.353101][ T32] r4:8483ac80 [ 887.353128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.353178][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.353201][ T32] r4:00000001 [ 887.353222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.353272][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.353300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.353380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 887.353560][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.353941][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 887.354216][ T32] r4:852c3c00 ** 4 printk messages dropped ** [ 887.354433][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 ** 9 printk messages dropped ** [ 887.354866][ T32] r5:00001000 r4:eaa71000 ** 1 printk messages dropped ** [ 887.354935][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 887.355441][ T32] r10:00000000 r9:850b0d00 r8:80287e08 r7:eb1dde60 r6:85232580 r5:852c3c00 ** 7 printk messages dropped ** [ 887.355824][ T32] r4:850b5c80 ** 6 printk messages dropped ** [ 887.356371][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.356536][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 887.356769][ T32] r4:dff9ddc0 ** 3 printk messages dropped ** [ 887.356984][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 887.357600][ T32] r4:8483ac80 ** 3 printk messages dropped ** [ 887.357759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 887.358061][ T32] r4:84839bc0 [ 887.358098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.358144][ T32] INFO: task kworker/1:631:4699 blocked for more than 464 seconds. [ 887.358180][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.358221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.358282][ T32] task:kworker/1:631 state:D stack:0 pid:4699 tgid:4699 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.358381][ T32] Workqueue: events bpf_prog_free_deferred [ 887.358437][ T32] Call trace: [ 887.370750][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.370858][ T32] r10:8291a684 r9:eb1e5d84 r8:00000002 r7:60000013 r6:eb1e5d8c r5:852c4800 [ 887.370889][ T32] r4:852c4800 [ 887.370913][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.370991][ T32] r5:852c4800 r4:8291a680 [ 887.371020][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.371065][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.371112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 887.371136][ T32] r4:00000000 [ 887.371159][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.371198][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.371238][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.371295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5cc0 [ 887.371345][ T32] r4:00000000 [ 887.371469][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.371527][ T32] r9:83018205 r8:852c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 887.371551][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.371602][ T32] r5:00001000 r4:eaabf000 [ 887.371625][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.371667][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.371718][ T32] r5:852fdf8c r4:852fdc00 [ 887.371769][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.371827][ T32] r7:ddde2d80 r6:83018200 r5:852fdf8c r4:850b0d80 [ 887.371851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.371903][ T32] r10:61c88647 r9:852c4800 r8:850b0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.372108][ T32] r4:850b0d80 [ 887.372192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.372257][ T32] r10:00000000 r9:850b0d80 r8:80287e08 r7:eb1dde60 r6:85232600 r5:852c4800 [ 887.372331][ T32] r4:00000001 [ 887.372359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.372400][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 887.372434][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 887.372521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 887.373216][ T32] Call trace: ** 7 printk messages dropped ** [ 887.373607][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 12 printk messages dropped ** [ 887.374162][ T32] r5:00001000 r4:dfb17000 ** 8 printk messages dropped ** [ 887.374559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 887.374895][ T32] r4:84839bc0 ** 8 printk messages dropped ** [ 887.375563][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:852c5400 ** 10 printk messages dropped ** [ 887.376029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850b5dc0 ** 9 printk messages dropped ** [ 887.376626][ T32] r7:ddde2d80 r6:83018200 r5:852fe38c r4:850b0e00 ** 10 printk messages dropped ** [ 887.377319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 887.377780][ T32] Call trace: [ 887.377823][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.377905][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.377935][ T32] r4:00000000 [ 887.377956][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.378022][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.378058][ T32] dd20: aa5b0000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.378113][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.378145][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.378171][ T32] r5:80050013 r4:80239bb0 [ 887.378193][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.378238][ T32] r4:82ac21e4 [ 887.378271][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.378360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.378391][ T32] r4:dff9ddc0 [ 887.378470][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.401480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.401558][ T32] r4:00000000 [ 887.401593][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.401672][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.401697][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.401747][ T32] r5:00001000 r4:dfb17000 [ 887.401842][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.401893][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.401946][ T32] r5:84553b8c r4:84553800 [ 887.402045][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.402103][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.402127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.402177][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.402201][ T32] r4:8483ac80 [ 887.402255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.402311][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.402336][ T32] r4:00000001 [ 887.402359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.402403][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.402437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.402469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.402497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.402627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.402663][ T32] r4:84839bc0 [ 887.402692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.402727][ T32] INFO: task kworker/1:633:4704 blocked for more than 464 seconds. [ 887.402763][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.402789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.402813][ T32] task:kworker/1:633 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.402876][ T32] Workqueue: events bpf_prog_free_deferred [ 887.402952][ T32] Call trace: [ 887.402995][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.403051][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:852c6000 [ 887.403089][ T32] r4:852c6000 [ 887.403115][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.403162][ T32] r5:852c6000 r4:8291a680 [ 887.403190][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.403234][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.403293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 887.403334][ T32] r4:00000000 [ 887.403363][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.403428][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.403470][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.403518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237040 [ 887.403569][ T32] r4:00000000 [ 887.403637][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.403723][ T32] r9:83018205 r8:852c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 887.403774][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.403871][ T32] r5:00001000 r4:eac45000 [ 887.403897][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.403941][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.403994][ T32] r5:852fef8c r4:852fec00 [ 887.404017][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.404089][ T32] r7:ddde2d80 r6:83018200 r5:852fef8c r4:850b0e80 [ 887.404117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.404169][ T32] r10:61c88647 r9:852c6000 r8:850b0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.404253][ T32] r4:850b0e80 [ 887.404336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.404415][ T32] r10:00000000 r9:850b0e80 r8:80287e08 r7:eb1dde60 r6:85232700 r5:852c6000 [ 887.404448][ T32] r4:00000001 [ 887.404495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.404596][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) ** 1 printk messages dropped ** [ 887.404671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 887.405668][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 10 printk messages dropped ** [ 887.406411][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 887.407138][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.407480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 887.407600][ T32] r4:84839bc0 [ 887.407633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.407663][ T32] INFO: task kworker/1:634:4705 blocked for more than 464 seconds. [ 887.407697][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.407750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.407779][ T32] task:kworker/1:634 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.407859][ T32] Workqueue: events bpf_prog_free_deferred [ 887.407905][ T32] Call trace: [ 887.407961][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.408014][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:852c0c00 [ 887.408078][ T32] r4:852c0c00 [ 887.408130][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.408181][ T32] r5:852c0c00 r4:8291a680 [ 887.408203][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.408243][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.408377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 887.439085][ T32] r4:00000000 [ 887.439212][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.439338][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.439392][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.439539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e97c0 [ 887.439572][ T32] r4:00000000 [ 887.439595][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.439649][ T32] r9:83018205 r8:852c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 887.439693][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.439755][ T32] r5:00001000 r4:eac27000 [ 887.439780][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.439861][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.439916][ T32] r5:852feb8c r4:852fe800 [ 887.439939][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.440017][ T32] r7:ddde2d80 r6:83018200 r5:852feb8c r4:850b0f00 [ 887.440045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.440124][ T32] r10:61c88647 r9:852c0c00 r8:850b0f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.440154][ T32] r4:850b0f00 [ 887.440177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.440232][ T32] r10:00000000 r9:850b0f00 r8:80287e08 r7:eb1f5e60 r6:85232780 r5:852c0c00 [ 887.440340][ T32] r4:00000001 [ 887.440407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.440483][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 887.440564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.440600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.440656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.440720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.440749][ T32] r4:850b5e00 [ 887.441126][ T32] INFO: task kworker/1:634:4705 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.441181][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.441303][ T32] Workqueue: events bpf_prog_free_deferred [ 887.441371][ T32] Call trace: [ 887.441457][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.441520][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 3 printk messages dropped ** [ 887.441721][ T32] dd20: ab04c000 dfafb000 00000001 80239b98 7f151000 00000001 ** 6 printk messages dropped ** [ 887.441951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 887.442356][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 887.442651][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 887.442802][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 887.443082][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.443362][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.443709][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 887.444057][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.444325][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 887.444667][ T32] r4:850b0f80 ** 4 printk messages dropped ** [ 887.444838][ T32] Exception stack(0xeb205fb0 to 0xeb205ff8) ** 4 printk messages dropped ** [ 887.445041][ T32] r4:85237000 ** 3 printk messages dropped ** [ 887.445473][ T32] Call trace: ** 5 printk messages dropped ** [ 887.445737][ T32] dd20: ab04c000 dfafb000 00000001 80239b98 7f151000 00000001 ** 6 printk messages dropped ** [ 887.446022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 887.446505][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.446555][ T32] r5:84553b8c r4:84553800 [ 887.446588][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.446668][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.446697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.446799][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.446859][ T32] r4:8483ac80 [ 887.446920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.447007][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.447034][ T32] r4:00000001 [ 887.447084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.447132][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.447163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.447212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.447304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.447346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.447427][ T32] r4:84839bc0 [ 887.447454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.447486][ T32] INFO: task kworker/1:636:4711 blocked for more than 464 seconds. [ 887.447525][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.447551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.447574][ T32] task:kworker/1:636 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.447672][ T32] Workqueue: events bpf_prog_free_deferred [ 887.447773][ T32] Call trace: [ 887.447808][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.447912][ T32] r10:8291a684 r9:eb1d5d84 r8:00000002 r7:60000113 r6:eb1d5d8c r5:85320c00 [ 887.447949][ T32] r4:85320c00 [ 887.447971][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.448028][ T32] r5:85320c00 r4:8291a680 [ 887.448071][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.448172][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.448223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 [ 887.448326][ T32] r4:00000000 [ 887.471030][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.471199][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.471260][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.471312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237380 [ 887.471341][ T32] r4:00000000 [ 887.471363][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.471413][ T32] r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 887.471442][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.471491][ T32] r5:00001000 r4:eadb3000 [ 887.471513][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.471571][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.471625][ T32] r5:852ffb8c r4:852ff800 [ 887.471698][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.471767][ T32] r7:ddde2d80 r6:83018200 r5:852ffb8c r4:85238000 [ 887.471793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.471845][ T32] r10:61c88647 r9:85320c00 r8:8523802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.471869][ T32] r4:85238000 [ 887.471891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.471941][ T32] r10:00000000 r9:85238000 r8:80287e08 r7:eb205e60 r6:85238080 r5:85320c00 [ 887.471966][ T32] r4:00000001 [ 887.472090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.472164][ T32] Exception stack(0xeb1d5fb0 to 0xeb1d5ff8) [ 887.472204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.472236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.472321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.472386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.472423][ T32] r4:85237280 [ 887.472783][ T32] INFO: task kworker/1:636:4711 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.472869][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.472979][ T32] Workqueue: events bpf_prog_free_deferred [ 887.473109][ T32] Call trace: [ 887.473217][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.473288][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.473317][ T32] r4:00000000 [ 887.473345][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.473417][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.473453][ T32] dd20: ab3ec000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.473484][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.473561][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.473617][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 887.473817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 887.474264][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 887.474645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 887.475167][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.475486][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.475835][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.475875][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.475946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 887.475982][ T32] r4:00000000 [ 887.476004][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.476057][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.476099][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.476143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237240 [ 887.476215][ T32] r4:00000000 [ 887.476244][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.476366][ T32] r9:83018205 r8:85321800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 887.476401][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.476547][ T32] r5:00001000 r4:ead7d000 [ 887.476606][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.476662][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.476712][ T32] r5:852ff78c r4:852ff400 [ 887.476735][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.476785][ T32] r7:ddde2d80 r6:83018200 r5:852ff78c r4:85238100 [ 887.476833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.476930][ T32] r10:61c88647 r9:85321800 r8:8523812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.476987][ T32] r4:85238100 [ 887.477014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.477066][ T32] r10:00000000 r9:85238100 r8:80287e08 r7:eb1d5e60 r6:85238180 r5:85321800 [ 887.477096][ T32] r4:00000001 [ 887.477121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.477160][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 887.477188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.477218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.477291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.477348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.477390][ T32] r4:85237280 [ 887.477582][ T32] INFO: task kworker/1:637:4713 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.477620][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.477683][ T32] Workqueue: events bpf_prog_free_deferred [ 887.477738][ T32] Call trace: [ 887.477774][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.477829][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.477854][ T32] r4:00000000 [ 887.477875][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.477942][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.477978][ T32] dd20: ab3ec000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.478059][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.478091][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.478146][ T32] r5:80050013 r4:80239bb0 [ 887.478262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.478312][ T32] r4:82ac21e4 [ 887.478352][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.491359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.491493][ T32] r4:dff9ddc0 [ 887.491532][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.491608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.491659][ T32] r4:00000000 [ 887.491711][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.491795][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.491831][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.491903][ T32] r5:00001000 r4:dfb17000 [ 887.491930][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.491974][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.492022][ T32] r5:84553b8c r4:84553800 [ 887.492044][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.492136][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.492162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.492252][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.492313][ T32] r4:8483ac80 [ 887.492339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.492410][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.492440][ T32] r4:00000001 [ 887.492487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.492588][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.492679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.492725][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 887.492819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 887.493179][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.493630][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 887.493968][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.494226][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.494472][ T32] r10:61c88647 r9:85322400 r8:8523822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 887.494670][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) ** 3 printk messages dropped ** [ 887.494844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 887.495631][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 887.495826][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.496016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 887.496392][ T32] r5:84553b8c r4:84553800 [ 887.496413][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.496464][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.496487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.496538][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.496562][ T32] r4:8483ac80 [ 887.496583][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.496632][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.496656][ T32] r4:00000001 [ 887.496677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.496739][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.496825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.496892][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.496960][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.497054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.497134][ T32] r4:84839bc0 [ 887.497243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.497339][ T32] INFO: task kworker/1:639:4715 blocked for more than 464 seconds. [ 887.497397][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.497430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.497455][ T32] task:kworker/1:639 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.497548][ T32] Workqueue: events bpf_prog_free_deferred [ 887.497600][ T32] Call trace: [ 887.497652][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.497709][ T32] r10:8291a684 r9:eb215d84 r8:00000002 r7:60000113 r6:eb215d8c r5:85323000 [ 887.497736][ T32] r4:85323000 [ 887.497759][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.497805][ T32] r5:85323000 r4:8291a680 [ 887.497845][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.497892][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.497940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 887.497968][ T32] r4:00000000 [ 887.498015][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.498058][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.498095][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.498141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237840 [ 887.498168][ T32] r4:00000000 [ 887.498188][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.498235][ T32] r9:83018205 r8:85323000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 887.498268][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.498314][ T32] r5:00001000 r4:eaf9b000 [ 887.498360][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.515319][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.515423][ T32] r5:8530438c r4:85304000 [ 887.515449][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.515502][ T32] r7:ddde2d80 r6:83018200 r5:8530438c r4:85238300 [ 887.515526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.515579][ T32] r10:61c88647 r9:85323000 r8:8523832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.515604][ T32] r4:85238300 [ 887.515651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.515758][ T32] r10:00000000 r9:85238300 r8:80287e08 r7:eb20de60 r6:85238380 r5:85323000 [ 887.515838][ T32] r4:00000001 [ 887.515890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.515961][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 887.516040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.516101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.516135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.516168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.516216][ T32] r4:85237740 [ 887.516633][ T32] INFO: task kworker/1:639:4715 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.516680][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.516914][ T32] Workqueue: events bpf_prog_free_deferred [ 887.516982][ T32] Call trace: [ 887.517038][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.517105][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.517153][ T32] r4:00000000 [ 887.517228][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.517294][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.517326][ T32] dd20: ab806000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.517357][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.517384][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.517410][ T32] r5:80050013 r4:80239bb0 [ 887.517432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.517491][ T32] r4:82ac21e4 [ 887.517526][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.517576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 887.518052][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 887.518367][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 887.529459][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 887.529894][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 887.530431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 ** 6 printk messages dropped ** [ 887.530748][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.530987][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.531397][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.531710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 887.532759][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.532988][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 9 printk messages dropped ** [ 887.533504][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.533892][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.534128][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.534156][ T32] r4:8483ac80 [ 887.534178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.534255][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.534293][ T32] r4:00000001 [ 887.534315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.534355][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.534410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.534446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.534487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.534537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.534567][ T32] r4:84839bc0 [ 887.534599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.534659][ T32] INFO: task kworker/1:641:4720 blocked for more than 464 seconds. [ 887.534717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.534754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.534777][ T32] task:kworker/1:641 state:D stack:0 pid:4720 tgid:4720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.534829][ T32] Workqueue: events bpf_prog_free_deferred [ 887.534899][ T32] Call trace: [ 887.534971][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.535031][ T32] r10:8291a684 r9:eb221d84 r8:00000002 r7:60000113 r6:eb221d8c r5:852c1800 [ 887.535073][ T32] r4:852c1800 [ 887.535123][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.535199][ T32] r5:852c1800 r4:8291a680 [ 887.535254][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.535361][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.535480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 887.535522][ T32] r4:00000000 [ 887.535547][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.535628][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.535686][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.535737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237b40 [ 887.535815][ T32] r4:00000000 [ 887.535849][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.535919][ T32] r9:83018205 r8:852c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 887.535960][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.536034][ T32] r5:00001000 r4:eafb7000 [ 887.536061][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.536129][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.536178][ T32] r5:85304b8c r4:85304800 [ 887.536225][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.536348][ T32] r7:ddde2d80 r6:83018200 r5:85304b8c r4:85238500 [ 887.536385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.536439][ T32] r10:61c88647 r9:852c1800 r8:8523852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 887.536710][ T32] Exception stack(0xeb221fb0 to 0xeb221ff8) ** 6 printk messages dropped ** [ 887.537217][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 887.537931][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.538133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 887.566510][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 8 printk messages dropped ** [ 887.566915][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.567266][ T32] task:kworker/0:159 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 887.568141][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 887.575402][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.575678][ T32] r10:61c88647 r9:84840000 r8:8523292c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 887.576121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 887.576914][ T32] Call trace: ** 4 printk messages dropped ** [ 887.577314][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 1 printk messages dropped ** [ 887.577388][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.577416][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.577455][ T32] r5:80050013 r4:80239bb0 [ 887.577482][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.577536][ T32] r4:82ac21e4 [ 887.577586][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.577640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.577665][ T32] r4:dff9ddc0 [ 887.577687][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.577732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.577757][ T32] r4:00000000 [ 887.577780][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.577827][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.577850][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.577896][ T32] r5:00001000 r4:dfb17000 [ 887.577922][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.577980][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.578030][ T32] r5:84553b8c r4:84553800 [ 887.578071][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.578152][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.578181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.578234][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.578269][ T32] r4:8483ac80 [ 887.578291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.578339][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.578364][ T32] r4:00000001 [ 887.578436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.591958][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.592026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.592095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.592127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.592162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.592188][ T32] r4:84839bc0 [ 887.592216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.592312][ T32] INFO: task kworker/1:642:4724 blocked for more than 464 seconds. [ 887.592360][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.592401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.592454][ T32] task:kworker/1:642 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.592523][ T32] Workqueue: events bpf_prog_free_deferred [ 887.592620][ T32] Call trace: [ 887.592674][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.592737][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:84841800 [ 887.592764][ T32] r4:84841800 [ 887.592797][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.592850][ T32] r5:84841800 r4:8291a680 [ 887.592890][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.592949][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.593001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 887.593051][ T32] r4:00000000 [ 887.593094][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.593153][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.593242][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.593311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85231900 [ 887.593338][ T32] r4:00000000 [ 887.593361][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.593412][ T32] r9:83018205 r8:84841800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 887.593610][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.593668][ T32] r5:00001000 r4:eb015000 ** 1 printk messages dropped ** [ 887.593786][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 887.593967][ T32] r7:ddde2d80 r6:83018200 r5:85305b8c r4:85238580 ** 5 printk messages dropped ** [ 887.594207][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.594407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 887.595171][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 887.595379][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.595597][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.595843][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 887.596292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 887.596636][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.596911][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.597306][ T32] r5:84842400 r4:8291a680 [ 887.597333][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.597430][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.597531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 887.597564][ T32] r4:00000000 [ 887.597587][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.597624][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.597659][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.597751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237d80 [ 887.597781][ T32] r4:00000000 [ 887.597804][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.597879][ T32] r9:83018205 r8:84842400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 887.597931][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.597980][ T32] r5:00001000 r4:eafe7000 [ 887.598003][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.598067][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.598129][ T32] r5:8530538c r4:85305000 [ 887.598155][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.598205][ T32] r7:ddde2d80 r6:83018200 r5:8530538c r4:85238600 [ 887.598254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.598314][ T32] r10:61c88647 r9:84842400 r8:8523862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.598338][ T32] r4:85238600 [ 887.598358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.598483][ T32] r10:00000000 r9:85238600 r8:80287e08 r7:eb231e60 r6:85232a80 r5:84842400 [ 887.620062][ T32] r4:00000001 [ 887.620115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.620202][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 887.620256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.620386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.620450][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.620543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.620665][ T32] r4:85237bc0 [ 887.621081][ T32] INFO: task kworker/1:643:4725 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.621205][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.621406][ T32] Workqueue: events bpf_prog_free_deferred [ 887.621475][ T32] Call trace: [ 887.621610][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.621730][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.621833][ T32] r4:00000000 [ 887.621873][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.621980][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.622015][ T32] dd20: ac5c2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.622051][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.622081][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.622107][ T32] r5:80050013 r4:80239bb0 [ 887.622129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.622176][ T32] r4:82ac21e4 [ 887.622199][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.622254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.622324][ T32] r4:dff9ddc0 [ 887.622351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.622398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.622422][ T32] r4:00000000 [ 887.622520][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.622576][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.622600][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.622644][ T32] r5:00001000 r4:dfb17000 [ 887.622665][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.622706][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.622750][ T32] r5:84553b8c r4:84553800 [ 887.622770][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.622820][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.622843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.622991][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 887.623094][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 887.623628][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.624209][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.624828][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 887.625400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85237e40 ** 6 printk messages dropped ** [ 887.625682][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.626156][ T32] r10:61c88647 r9:84840c00 r8:852386ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.626637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 887.627255][ T32] Call trace: ** 4 printk messages dropped ** [ 887.627781][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.627813][ T32] dd20: ac5c2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.627846][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.627873][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.627899][ T32] r5:80050013 r4:80239bb0 [ 887.627921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.627966][ T32] r4:82ac21e4 [ 887.627987][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.628033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.628057][ T32] r4:dff9ddc0 [ 887.628077][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.628121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.628146][ T32] r4:00000000 [ 887.628166][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.628230][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.628303][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.628459][ T32] r5:00001000 r4:dfb17000 [ 887.647879][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.647979][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.648031][ T32] r5:84553b8c r4:84553800 [ 887.648072][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.648132][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.648158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.648237][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.648302][ T32] r4:8483ac80 [ 887.648328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.661711][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.661933][ T32] r4:00000001 [ 887.662047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.662133][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.662174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.662208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.662238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.662407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.662438][ T32] r4:84839bc0 [ 887.662466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.662500][ T32] INFO: task kworker/1:645:4730 blocked for more than 464 seconds. [ 887.662536][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.662596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.662727][ T32] task:kworker/1:645 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.662799][ T32] Workqueue: events bpf_prog_free_deferred [ 887.662855][ T32] Call trace: [ 887.662899][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.662957][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:84843000 [ 887.662983][ T32] r4:84843000 [ 887.663004][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.663077][ T32] r5:84843000 r4:8291a680 [ 887.663104][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.663148][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 887.663414][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.664119][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 887.664408][ T32] r7:ddde2d80 r6:83018200 r5:8530638c r4:85238700 ** 4 printk messages dropped ** [ 887.664705][ T32] r10:00000000 r9:85238700 r8:80287e08 r7:eb231e60 r6:85232b80 r5:84843000 ** 7 printk messages dropped ** [ 887.665172][ T32] r4:85231880 ** 3 printk messages dropped ** [ 887.665663][ T32] Call trace: ** 5 printk messages dropped ** [ 887.666009][ T32] dd20: ac9cb000 dfafb000 00000001 80239b98 7f151000 00000001 ** 9 printk messages dropped ** [ 887.666441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 887.666779][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 887.667075][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 887.667378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.667731][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 887.668076][ T32] r4:84843c00 ** 4 printk messages dropped ** [ 887.668496][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 887.679186][ T32] r4:00000000 [ 887.679237][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.679314][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.679358][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.679404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e040 [ 887.679454][ T32] r4:00000000 [ 887.679483][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.679537][ T32] r9:83018205 r8:84843c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 887.679609][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.679669][ T32] r5:00001000 r4:eb021000 [ 887.679731][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.679779][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.679828][ T32] r5:85305f8c r4:85305c00 [ 887.679850][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.679901][ T32] r7:ddde2d80 r6:83018200 r5:85305f8c r4:85238780 [ 887.679923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.679973][ T32] r10:61c88647 r9:84843c00 r8:852387ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.680071][ T32] r4:85238780 [ 887.680112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.680166][ T32] r10:00000000 r9:85238780 r8:80287e08 r7:eb249e60 r6:85232c00 r5:84843c00 [ 887.680191][ T32] r4:00000001 [ 887.680214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.680314][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 887.680386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.680449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.680499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.680535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.680559][ T32] r4:85237e80 [ 887.680886][ T32] INFO: task kworker/1:646:4731 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.680972][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.681243][ T32] Workqueue: events bpf_prog_free_deferred [ 887.681304][ T32] Call trace: [ 887.681340][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.681397][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.681426][ T32] r4:00000000 [ 887.681449][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.681492][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.681524][ T32] dd20: ac9cb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.681555][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.681585][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.681611][ T32] r5:80050013 r4:80239bb0 [ 887.681687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.681739][ T32] r4:82ac21e4 [ 887.681763][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.681811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.682063][ T32] r4:dff9ddc0 [ 887.682126][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.682179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.682228][ T32] r4:00000000 [ 887.682266][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.682365][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.682394][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.682441][ T32] r5:00001000 r4:dfb17000 [ 887.682659][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.682708][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.682781][ T32] r5:84553b8c r4:84553800 [ 887.682886][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.682942][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.682967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.683052][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.683082][ T32] r4:8483ac80 [ 887.683110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.683164][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.683255][ T32] r4:00000001 [ 887.683291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.683346][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.683403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.683441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 887.683652][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 887.684446][ T32] r4:84844800 ** 5 printk messages dropped ** [ 887.684798][ T32] r4:00000000 ** 3 printk messages dropped ** [ 887.685122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e400 ** 6 printk messages dropped ** [ 887.685604][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.685798][ T32] r10:61c88647 r9:84844800 r8:8523882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.686097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.686789][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 6 printk messages dropped ** [ 887.687123][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 887.687383][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 887.687794][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 887.688254][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 887.719094][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 887.719360][ T32] r4:84839bc0 [ 887.719390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.719439][ T32] INFO: task kworker/1:648:4736 blocked for more than 464 seconds. [ 887.719477][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.719504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.719529][ T32] task:kworker/1:648 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.719591][ T32] Workqueue: events bpf_prog_free_deferred [ 887.719684][ T32] Call trace: [ 887.719753][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.719811][ T32] r10:8291a684 r9:eb261d84 r8:00000002 r7:60000113 r6:eb261d8c r5:84846c00 [ 887.719885][ T32] r4:84846c00 [ 887.719973][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.720051][ T32] r5:84846c00 r4:8291a680 [ 887.720077][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.720119][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.720165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 887.720189][ T32] r4:00000000 [ 887.720217][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.720317][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.720366][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.720427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e200 [ 887.720457][ T32] r4:00000000 [ 887.720503][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.720559][ T32] r9:83018205 r8:84846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 887.720583][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.720628][ T32] r5:00001000 r4:eb04b000 [ 887.720662][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.720723][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.720775][ T32] r5:8530678c r4:85306400 [ 887.720797][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.720872][ T32] r7:ddde2d80 r6:83018200 r5:8530678c r4:85238880 [ 887.720904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.720987][ T32] r10:61c88647 r9:84846c00 r8:852388ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.721064][ T32] r4:85238880 [ 887.721101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.721167][ T32] r10:00000000 r9:85238880 r8:80287e08 r7:eb259e60 r6:85232d00 r5:84846c00 [ 887.721195][ T32] r4:00000001 [ 887.721233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.721289][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 887.721391][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 887.721432][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.721463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.721495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.721544][ T32] r4:8525e3c0 [ 887.721882][ T32] INFO: task kworker/1:648:4736 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.721919][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.721980][ T32] Workqueue: events bpf_prog_free_deferred [ 887.722030][ T32] Call trace: [ 887.722062][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.722115][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.722140][ T32] r4:00000000 [ 887.722160][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.722228][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.722280][ T32] dd20: acf67000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.722313][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 887.722504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 10 printk messages dropped ** [ 887.722931][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 887.723299][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 887.723692][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.724077][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.724482][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 887.725075][ T32] r5:00001000 r4:eb0b5000 ** 1 printk messages dropped ** [ 887.725170][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 887.725585][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.725758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.726274][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 887.726730][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.726960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 887.727352][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 887.727613][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 887.727742][ T32] r4:00000001 ** 2 printk messages dropped ** [ 887.727986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.728034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.728067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.728099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.728232][ T32] r4:84839bc0 [ 887.728300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.728424][ T32] INFO: task kworker/1:650:4739 blocked for more than 464 seconds. [ 887.759036][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.759090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.759118][ T32] task:kworker/1:650 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.759190][ T32] Workqueue: events bpf_prog_free_deferred [ 887.759288][ T32] Call trace: [ 887.759334][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.759422][ T32] r10:8291a684 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:85325400 [ 887.759453][ T32] r4:85325400 [ 887.759476][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.759525][ T32] r5:85325400 r4:8291a680 [ 887.759571][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.759644][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.759696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 887.759723][ T32] r4:00000000 [ 887.759876][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.759942][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.760020][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.760069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525e640 [ 887.760097][ T32] r4:00000000 [ 887.760145][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.760288][ T32] r9:83018205 r8:85325400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 887.760337][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.760390][ T32] r5:00001000 r4:eb09d000 [ 887.760536][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.760603][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.760654][ T32] r5:85306f8c r4:85306c00 [ 887.760682][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.760735][ T32] r7:ddde2d80 r6:83018200 r5:85306f8c r4:85238980 [ 887.760759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.760811][ T32] r10:61c88647 r9:85325400 r8:852389ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.760840][ T32] r4:85238980 [ 887.760888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.760944][ T32] r10:00000000 r9:85238980 r8:80287e08 r7:eb265e60 r6:85238a00 r5:85325400 [ 887.761053][ T32] r4:00000001 [ 887.761104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.761152][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 887.761184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.761318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.761354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.761388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.761412][ T32] r4:8525e340 [ 887.761752][ T32] INFO: task kworker/1:650:4739 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.761829][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.761897][ T32] Workqueue: events bpf_prog_free_deferred [ 887.762048][ T32] Call trace: [ 887.762087][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.762143][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.762168][ T32] r4:00000000 [ 887.762189][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.762244][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.762350][ T32] dd20: ad463000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.762412][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.762444][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.762474][ T32] r5:80050013 r4:80239bb0 [ 887.762496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.762541][ T32] r4:82ac21e4 [ 887.762587][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 887.762664][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 887.763029][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 887.763549][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 887.763925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.764378][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.764785][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 887.765162][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 887.765528][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.765767][ T32] r10:61c88647 r9:85326000 r8:85238aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.765809][ T32] r4:85238a80 [ 887.765865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.765920][ T32] r10:00000000 r9:85238a80 r8:80287e08 r7:eb265e60 r6:85238b00 r5:85326000 [ 887.765944][ T32] r4:00000001 [ 887.765990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.766035][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 887.766064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.766096][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.766124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.766155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.766197][ T32] r4:8525e340 [ 887.766410][ T32] INFO: task kworker/1:651:4742 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.766449][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.766585][ T32] Workqueue: events bpf_prog_free_deferred [ 887.766695][ T32] Call trace: [ 887.766865][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.767023][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.767056][ T32] r4:00000000 [ 887.767143][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.767234][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.767291][ T32] dd20: ad463000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.767323][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.767375][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.767408][ T32] r5:80050013 r4:80239bb0 [ 887.767441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.767493][ T32] r4:82ac21e4 [ 887.767645][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.767720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.767751][ T32] r4:dff9ddc0 [ 887.767773][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.767817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.767854][ T32] r4:00000000 [ 887.767880][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.767953][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.767980][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.768026][ T32] r5:00001000 r4:dfb17000 [ 887.768048][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.768088][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.768131][ T32] r5:84553b8c r4:84553800 [ 887.768152][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.768202][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.768239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.768345][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.791276][ T32] r4:8483ac80 [ 887.791390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.791507][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.791539][ T32] r4:00000001 [ 887.791626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.791675][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.791709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.791818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.791855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.791887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.791912][ T32] r4:84839bc0 [ 887.791938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.791997][ T32] INFO: task kworker/0:160:4743 blocked for more than 464 seconds. [ 887.792038][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.792095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.792168][ T32] task:kworker/0:160 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.792236][ T32] Workqueue: events bpf_prog_free_deferred [ 887.792404][ T32] Call trace: [ 887.792446][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 887.792639][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 887.793047][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 887.793229][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.793472][ T32] r10:61c88647 r9:84845400 r8:85232e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 887.793702][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) ** 6 printk messages dropped ** [ 887.794422][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 887.795295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 887.795737][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 887.796125][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 887.796427][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 887.796665][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.796963][ T32] r5:84846000 r4:8291a680 ** 5 printk messages dropped ** [ 887.797378][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 887.797793][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.798111][ T32] r10:61c88647 r9:84846000 r8:85238bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.798136][ T32] r4:85238b80 [ 887.798157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.798205][ T32] r10:00000000 r9:85238b80 r8:80287e08 r7:eb269e60 r6:85232f00 r5:84846000 [ 887.798229][ T32] r4:00000001 [ 887.798257][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.798296][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 887.798325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.798356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.821904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.822047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.822085][ T32] r4:8525eb40 [ 887.822453][ T32] INFO: task kworker/1:652:4746 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.822499][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.822575][ T32] Workqueue: events bpf_prog_free_deferred [ 887.822642][ T32] Call trace: [ 887.822678][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.822790][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.822823][ T32] r4:00000000 [ 887.822845][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.822903][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.822939][ T32] dd20: adc54000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.822986][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.823020][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.823047][ T32] r5:80050013 r4:80239bb0 [ 887.823069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.823116][ T32] r4:82ac21e4 [ 887.823150][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.823254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.823294][ T32] r4:dff9ddc0 [ 887.823317][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.823364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.823390][ T32] r4:00000000 [ 887.823411][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.823461][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.823486][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.823531][ T32] r5:00001000 r4:dfb17000 [ 887.823553][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.823618][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.823670][ T32] r5:84553b8c r4:84553800 [ 887.823704][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.823766][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.823842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.823900][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.823931][ T32] r4:8483ac80 [ 887.823954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.824004][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.824029][ T32] r4:00000001 [ 887.824075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.824144][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.824197][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.824235][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.824359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.824401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.824456][ T32] r4:84839bc0 [ 887.824496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.824545][ T32] INFO: task kworker/1:653:4747 blocked for more than 464 seconds. [ 887.824585][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.824637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.824664][ T32] task:kworker/1:653 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.824717][ T32] Workqueue: events bpf_prog_free_deferred [ 887.824764][ T32] Call trace: [ 887.824826][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.824882][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:852c0000 [ 887.824918][ T32] r4:852c0000 ** 1 printk messages dropped ** [ 887.825007][ T32] r5:852c0000 r4:8291a680 ** 5 printk messages dropped ** [ 887.825305][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 887.825702][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 887.825912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 887.826142][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.826420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 887.826867][ T32] Call trace: ** 2 printk messages dropped ** [ 887.827038][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.827307][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 887.827592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 8 printk messages dropped ** [ 887.827933][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 887.840665][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 887.841123][ T32] INFO: task kworker/1:654:4750 blocked for more than 464 seconds. ** 2 printk messages dropped ** [ 887.841250][ T32] task:kworker/1:654 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.841345][ T32] Workqueue: events bpf_prog_free_deferred [ 887.841399][ T32] Call trace: [ 887.841468][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.841554][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000013 r6:eb139d8c r5:84b68c00 [ 887.841634][ T32] r4:84b68c00 [ 887.841660][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.841709][ T32] r5:84b68c00 r4:8291a680 [ 887.841732][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.841772][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.841818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 887.841842][ T32] r4:00000000 [ 887.841979][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.842024][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.842065][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.842111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ee40 [ 887.842161][ T32] r4:00000000 [ 887.842187][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.842238][ T32] r9:83018205 r8:84b68c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 887.842267][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.842313][ T32] r5:00001000 r4:e04ef000 [ 887.842335][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.842375][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.842421][ T32] r5:8530878c r4:85308400 [ 887.842442][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.842491][ T32] r7:ddde2d80 r6:83018200 r5:8530878c r4:85238c80 [ 887.842563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.842620][ T32] r10:61c88647 r9:84b68c00 r8:85238cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.842644][ T32] r4:85238c80 [ 887.842665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.842712][ T32] r10:00000000 r9:85238c80 r8:80287e08 r7:eb269e60 r6:850cd000 r5:84b68c00 [ 887.842736][ T32] r4:00000001 [ 887.842756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.842793][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 887.842821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.842851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.842878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.842936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.842968][ T32] r4:8525e580 [ 887.843302][ T32] INFO: task kworker/1:654:4750 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.843365][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.843482][ T32] Workqueue: events bpf_prog_free_deferred [ 887.843535][ T32] Call trace: [ 887.843619][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.843692][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.843729][ T32] r4:00000000 [ 887.843751][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.843796][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.843830][ T32] dd20: adc54000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.843971][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.844005][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.844035][ T32] r5:80050013 r4:80239bb0 [ 887.844167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.844289][ T32] r4:82ac21e4 [ 887.844342][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.844396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.844423][ T32] r4:dff9ddc0 [ 887.844459][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.844512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.844539][ T32] r4:00000000 [ 887.844560][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.844608][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.844631][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.844674][ T32] r5:00001000 r4:dfb17000 [ 887.844745][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.844795][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.844841][ T32] r5:84553b8c r4:84553800 [ 887.844864][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.844917][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.844941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.844991][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.845064][ T32] r4:8483ac80 [ 887.845091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.845153][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.845252][ T32] r4:00000001 [ 887.845280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.845320][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.845348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.845405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 887.845471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 887.845988][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:84b69800 ** 8 printk messages dropped ** [ 887.846363][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 887.846812][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 887.846938][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 887.847404][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) ** 6 printk messages dropped ** [ 887.847850][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 887.867079][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 887.867523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 887.868069][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 887.873821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 887.874213][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 887.874623][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 887.875005][ T32] r5:00001000 r4:e061d000 ** 1 printk messages dropped ** [ 887.875185][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 887.875460][ T32] r10:61c88647 r9:84b68000 r8:85238dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 887.875860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 887.876877][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.876935][ T32] dd20: ae0b9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.877019][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.877053][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.877105][ T32] r5:80050013 r4:80239bb0 [ 887.877171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.877257][ T32] r4:82ac21e4 [ 887.877282][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.877332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.877383][ T32] r4:dff9ddc0 [ 887.877411][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.877456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.877480][ T32] r4:00000000 [ 887.877501][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.877550][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.877573][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.877641][ T32] r5:00001000 r4:dfb17000 [ 887.877803][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.877875][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.877926][ T32] r5:84553b8c r4:84553800 [ 887.877948][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.878009][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 887.878035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.878110][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.878164][ T32] r4:8483ac80 [ 887.878339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.878394][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.878471][ T32] r4:00000001 [ 887.891424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.891516][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.891578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.891665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.891699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.891734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.891766][ T32] r4:84839bc0 [ 887.891795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.891829][ T32] INFO: task kworker/1:657:4755 blocked for more than 464 seconds. [ 887.891869][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.891898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.891953][ T32] task:kworker/1:657 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 887.892206][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 887.892545][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.892790][ T32] r4:00000000 ** 5 printk messages dropped ** [ 887.893280][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 887.893494][ T32] r7:ddde2d80 r6:83018200 r5:85309f8c r4:85238e00 ** 4 printk messages dropped ** [ 887.893743][ T32] r10:00000000 r9:85238e00 r8:80287e08 r7:eb279e60 r6:850cd180 r5:84b6b000 ** 7 printk messages dropped ** [ 887.894086][ T32] r4:850cf080 ** 5 printk messages dropped ** [ 887.894901][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 887.895303][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 887.895510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 887.896021][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 6 printk messages dropped ** [ 887.896540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 887.897086][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 887.897650][ T32] r5:84b6bc00 r4:8291a680 ** 3 printk messages dropped ** [ 887.897787][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.898027][ T32] r4:00000000 ** 4 printk messages dropped ** [ 887.898298][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 887.929304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 887.929580][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) ** 4 printk messages dropped ** [ 887.929781][ T32] r4:850cf100 ** 3 printk messages dropped ** [ 887.930414][ T32] Call trace: ** 4 printk messages dropped ** [ 887.930619][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 887.930884][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 887.931100][ T32] r4:00000000 ** 6 printk messages dropped ** [ 887.931457][ T32] r5:84553b8c r4:84553800 ** 3 printk messages dropped ** [ 887.931603][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.931698][ T32] r4:8483ac80 [ 887.931749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.931825][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 887.931855][ T32] r4:00000001 [ 887.931877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.931914][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.932015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.932147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.932212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.932286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.932317][ T32] r4:84839bc0 [ 887.932368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.932481][ T32] INFO: task kworker/1:659:4761 blocked for more than 464 seconds. [ 887.932529][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.932556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.932604][ T32] task:kworker/1:659 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.932686][ T32] Workqueue: events bpf_prog_free_deferred [ 887.932788][ T32] Call trace: [ 887.932827][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.932880][ T32] r10:8291a684 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:84b6e000 [ 887.932906][ T32] r4:84b6e000 [ 887.932976][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.933054][ T32] r5:84b6e000 r4:8291a680 [ 887.933088][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.933131][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.933177][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 887.933201][ T32] r4:00000000 [ 887.933222][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.933271][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.933311][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.933355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cf340 [ 887.933379][ T32] r4:00000000 [ 887.933464][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.933524][ T32] r9:83018205 r8:84b6e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 887.933574][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.933623][ T32] r5:00001000 r4:e0823000 [ 887.933694][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.933756][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.933807][ T32] r5:8530938c r4:85309000 [ 887.933907][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.933966][ T32] r7:ddde2d80 r6:83018200 r5:8530938c r4:85238f00 [ 887.933989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.934089][ T32] r10:61c88647 r9:84b6e000 r8:85238f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.934135][ T32] r4:85238f00 [ 887.934160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.934209][ T32] r10:00000000 r9:85238f00 r8:80287e08 r7:eb27de60 r6:850cd280 r5:84b6e000 [ 887.934233][ T32] r4:00000001 [ 887.934262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.934299][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 887.934328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 887.934384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.934417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.934450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.934473][ T32] r4:850cf400 [ 887.934643][ T32] INFO: task kworker/1:659:4761 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.934678][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.934736][ T32] Workqueue: events bpf_prog_free_deferred [ 887.934874][ T32] Call trace: [ 887.934906][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.934960][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.934985][ T32] r4:00000000 [ 887.935080][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.935127][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.935182][ T32] dd20: aea17000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.935218][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.935255][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.935298][ T32] r5:80050013 r4:80239bb0 [ 887.935324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.935414][ T32] r4:82ac21e4 [ 887.935440][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.935487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.935516][ T32] r4:dff9ddc0 [ 887.935539][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.935609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.935637][ T32] r4:00000000 [ 887.935660][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.935819][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.935872][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.935945][ T32] r5:00001000 r4:dfb17000 [ 887.935971][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.936013][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.936081][ T32] r5:84553b8c r4:84553800 [ 887.936106][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.936160][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 1 printk messages dropped ** [ 887.936257][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 887.936686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.937320][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 887.937629][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 887.937957][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 887.938273][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 887.949810][ T32] r4:00000001 ** 5 printk messages dropped ** [ 887.950112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 887.950912][ T32] Call trace: ** 4 printk messages dropped ** [ 887.951221][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 8 printk messages dropped ** [ 887.951669][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 887.952181][ T32] r5:00001000 r4:dfb17000 ** 7 printk messages dropped ** [ 887.952562][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 887.952711][ T32] r4:00000001 ** 1 printk messages dropped ** [ 887.952777][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 887.952807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 887.952838][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.952866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.952896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.952923][ T32] r4:84839bc0 [ 887.952948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.952991][ T32] INFO: task kworker/1:661:4765 blocked for more than 465 seconds. [ 887.953029][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.953116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.953146][ T32] task:kworker/1:661 state:D stack:0 pid:4765 tgid:4765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.953200][ T32] Workqueue: events bpf_prog_free_deferred [ 887.953257][ T32] Call trace: [ 887.953351][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.953450][ T32] r10:8291a684 r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:84b6d400 [ 887.953481][ T32] r4:84b6d400 [ 887.953627][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.953727][ T32] r5:84b6d400 r4:8291a680 [ 887.953755][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.953858][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.953921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 887.953948][ T32] r4:00000000 [ 887.954035][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.954077][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.954162][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.954211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cf600 [ 887.954236][ T32] r4:00000000 [ 887.954266][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.954340][ T32] r9:83018205 r8:84b6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 887.954368][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.954462][ T32] r5:00001000 r4:eaacb000 [ 887.954662][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.954773][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.954858][ T32] r5:85309b8c r4:85309800 [ 887.954883][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.954955][ T32] r7:ddde2d80 r6:83018200 r5:85309b8c r4:850ca000 [ 887.954981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 887.955033][ T32] r10:61c88647 r9:84b6d400 r8:850ca02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 887.955082][ T32] r4:850ca000 [ 887.955116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 887.955164][ T32] r10:00000000 r9:850ca000 r8:80287e08 r7:eb27de60 r6:850cd380 r5:84b6d400 [ 887.955187][ T32] r4:00000001 [ 887.955207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 887.955276][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 887.955310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 887.955340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 887.955380][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 887.955414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 887.955438][ T32] r4:850cf580 [ 887.955610][ T32] INFO: task kworker/1:661:4765 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 887.955644][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.955809][ T32] Workqueue: events bpf_prog_free_deferred [ 887.955926][ T32] Call trace: [ 887.955994][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 887.956053][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 887.956079][ T32] r4:00000000 [ 887.956100][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 887.956142][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 887.956173][ T32] dd20: aea17000 dfafb000 00000001 80239b98 7f151000 00000001 [ 887.956227][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 887.956307][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 887.956380][ T32] r5:80050013 r4:80239bb0 [ 887.956409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 887.956483][ T32] r4:82ac21e4 [ 887.956527][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 887.956628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 887.956692][ T32] r4:dff9ddc0 [ 887.956718][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.956797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 887.956871][ T32] r4:00000000 [ 887.956907][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.956995][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 887.957025][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.957072][ T32] r5:00001000 r4:dfb17000 [ 887.957102][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 887.957371][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 887.957593][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.957844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 887.958273][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 887.992394][ T32] r5:84b6a400 r4:8291a680 ** 5 printk messages dropped ** [ 887.992729][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 887.993257][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 887.993512][ T32] r7:ddde2d80 r6:83018200 r5:8530a38c r4:850ca080 ** 4 printk messages dropped ** [ 887.993765][ T32] r10:00000000 r9:850ca080 r8:80287e08 r7:eb27de60 r6:850cd400 r5:84b6a400 ** 6 printk messages dropped ** [ 887.994116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 887.994881][ T32] r4:00000000 ** 2 printk messages dropped ** [ 887.995118][ T32] dd20: af00f000 dfafb000 00000001 80239b98 7f151000 00000001 ** 7 printk messages dropped ** [ 887.995387][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 887.995665][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 887.995972][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 887.996252][ T32] r4:00000001 ** 4 printk messages dropped ** [ 887.996528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 887.996582][ T32] r4:84839bc0 [ 887.996632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 887.996677][ T32] INFO: task kworker/1:663:4768 blocked for more than 465 seconds. [ 887.996717][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 887.996769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 887.996813][ T32] task:kworker/1:663 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 887.996931][ T32] Workqueue: events bpf_prog_free_deferred [ 887.997000][ T32] Call trace: [ 887.997079][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 887.997141][ T32] r10:8291a684 r9:eb29dd84 r8:00000002 r7:60000113 r6:eb29dd8c r5:84b6c800 [ 887.997201][ T32] r4:84b6c800 [ 887.997261][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 887.997315][ T32] r5:84b6c800 r4:8291a680 [ 887.997338][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 887.997382][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 887.997427][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb29de08 [ 887.997496][ T32] r4:00000000 [ 887.997601][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 887.997644][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 887.997756][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 887.997805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cf9c0 [ 887.997829][ T32] r4:00000000 [ 887.997869][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 887.997921][ T32] r9:83018205 r8:84b6c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 887.997956][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 887.998005][ T32] r5:00001000 r4:eaced000 [ 887.998126][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 887.998201][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 887.998309][ T32] r5:8530a78c r4:8530a400 [ 887.998369][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 887.998492][ T32] r7:ddde2d80 r6:83018200 r5:8530a78c r4:850ca100 [ 888.006509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.006611][ T32] r10:61c88647 r9:84b6c800 r8:850ca12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.006641][ T32] r4:850ca100 [ 888.006762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.006872][ T32] r10:00000000 r9:850ca100 r8:80287e08 r7:eb299e60 r6:850cd480 r5:84b6c800 [ 888.006928][ T32] r4:00000001 [ 888.006957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.007002][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 888.007035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.007065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.007093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.007124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.007175][ T32] r4:850cf900 [ 888.007594][ T32] INFO: task kworker/1:663:4768 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.007699][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.007916][ T32] Workqueue: events bpf_prog_free_deferred [ 888.008078][ T32] Call trace: [ 888.008161][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.008222][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.008255][ T32] r4:00000000 [ 888.008329][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.008444][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.018869][ T32] dd20: af22f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.018950][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.018986][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.019017][ T32] r5:80050013 r4:80239bb0 [ 888.019042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.019127][ T32] r4:82ac21e4 [ 888.019159][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.019262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.019300][ T32] r4:dff9ddc0 [ 888.019324][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.019372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.019401][ T32] r4:00000000 [ 888.019425][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.019508][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.019571][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.019631][ T32] r5:00001000 r4:dfb17000 [ 888.019654][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.019871][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.019923][ T32] r5:84553b8c r4:84553800 [ 888.019959][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.020016][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.020040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.020090][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.020140][ T32] r4:8483ac80 [ 888.020215][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.020301][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.020329][ T32] r4:00000001 [ 888.020377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.020428][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.020460][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 888.020581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 888.020963][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.021554][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 888.021913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cfb40 ** 6 printk messages dropped ** [ 888.022471][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.022748][ T32] r10:00000000 r9:850ca180 r8:80287e08 r7:eb29de60 r6:850cd500 r5:853b0000 ** 7 printk messages dropped ** [ 888.022971][ T32] r4:850cf740 ** 3 printk messages dropped ** [ 888.023452][ T32] Call trace: ** 5 printk messages dropped ** [ 888.023807][ T32] dd20: af22f000 dfafb000 00000001 80239b98 7f151000 00000001 ** 6 printk messages dropped ** [ 888.024073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 888.024420][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 888.024839][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 888.025124][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.025470][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 888.025786][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 888.026122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 ** 8 printk messages dropped ** [ 888.026706][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 888.026946][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 888.027410][ T32] r10:00000000 r9:850ca200 r8:80287e08 r7:eb2a1e60 r6:850cd580 r5:853b0c00 [ 888.027489][ T32] r4:00000001 [ 888.027523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.027626][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 888.027676][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.027714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.027754][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.027796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.027822][ T32] r4:850cfb80 [ 888.027998][ T32] INFO: task kworker/1:665:4773 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.028033][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.028119][ T32] Workqueue: events bpf_prog_free_deferred [ 888.028211][ T32] Call trace: [ 888.028311][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.028434][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.050718][ T32] r4:00000000 [ 888.050779][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.050855][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.050928][ T32] dd20: af51a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.050966][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.051023][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.051060][ T32] r5:80050013 r4:80239bb0 [ 888.051085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.051135][ T32] r4:82ac21e4 [ 888.051157][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.051214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.051250][ T32] r4:dff9ddc0 [ 888.051351][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.051403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.051457][ T32] r4:00000000 [ 888.051486][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.051537][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.051562][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.051612][ T32] r5:00001000 r4:dfb17000 [ 888.051634][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.051676][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.051722][ T32] r5:84553b8c r4:84553800 [ 888.051743][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.051845][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.051914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.051972][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.051998][ T32] r4:8483ac80 [ 888.052021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.052109][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.052135][ T32] r4:00000001 [ 888.052156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.052218][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.052307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.052352][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.052381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.052412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.052438][ T32] r4:84839bc0 [ 888.052466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.052500][ T32] INFO: task kworker/1:666:4775 blocked for more than 465 seconds. [ 888.052587][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.052619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.052669][ T32] task:kworker/1:666 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.052744][ T32] Workqueue: events bpf_prog_free_deferred [ 888.052823][ T32] Call trace: [ 888.052920][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.052975][ T32] r10:8291a684 r9:eb2a9d84 r8:00000002 r7:60000113 r6:eb2a9d8c r5:853b1800 [ 888.053000][ T32] r4:853b1800 [ 888.053021][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.053066][ T32] r5:853b1800 r4:8291a680 [ 888.053136][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.053185][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.053258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 [ 888.053295][ T32] r4:00000000 [ 888.053336][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.053385][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.053497][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.053570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cfe40 [ 888.053599][ T32] r4:00000000 [ 888.053621][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.053721][ T32] r9:83018205 r8:853b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 888.053805][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.053856][ T32] r5:00001000 r4:eae27000 [ 888.053939][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.053984][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.054030][ T32] r5:8530b38c r4:8530b000 [ 888.054064][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.054116][ T32] r7:ddde2d80 r6:83018200 r5:8530b38c r4:850ca280 [ 888.054138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.054189][ T32] r10:61c88647 r9:853b1800 r8:850ca2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.054213][ T32] r4:850ca280 [ 888.054234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.054295][ T32] r10:00000000 r9:850ca280 r8:80287e08 r7:eb2a5e60 r6:850cd600 r5:853b1800 [ 888.054324][ T32] r4:00000001 [ 888.054350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.054387][ T32] Exception stack(0xeb2a9fb0 to 0xeb2a9ff8) [ 888.054415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.054445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.054474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.054506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.054529][ T32] r4:850cfe00 [ 888.054852][ T32] INFO: task kworker/1:666:4775 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.054888][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.055021][ T32] Workqueue: events bpf_prog_free_deferred [ 888.055082][ T32] Call trace: [ 888.055285][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.055406][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.055537][ T32] r4:00000000 [ 888.055612][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.055662][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.055744][ T32] dd20: af51a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.055793][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.055823][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.055850][ T32] r5:80050013 r4:80239bb0 [ 888.055873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.056042][ T32] r4:82ac21e4 [ 888.056104][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.056238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.056302][ T32] r4:dff9ddc0 [ 888.056324][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.056372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.056410][ T32] r4:00000000 [ 888.056436][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.056484][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.056512][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.056559][ T32] r5:00001000 r4:dfb17000 [ 888.056580][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.056623][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.056666][ T32] r5:84553b8c r4:84553800 [ 888.056686][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.056735][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.056794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.056903][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.056965][ T32] r4:8483ac80 [ 888.056990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.057040][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.057069][ T32] r4:00000001 [ 888.057140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.057200][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.057279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.057314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.057342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.057373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.057397][ T32] r4:84839bc0 [ 888.057419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.057546][ T32] INFO: task kworker/1:667:4777 blocked for more than 465 seconds. [ 888.057632][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.057772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.057800][ T32] task:kworker/1:667 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.057878][ T32] Workqueue: events bpf_prog_free_deferred [ 888.057928][ T32] Call trace: [ 888.057985][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.058039][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000013 r6:eb2add8c r5:853b2400 [ 888.058188][ T32] r4:853b2400 [ 888.058293][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.058345][ T32] r5:853b2400 r4:8291a680 [ 888.058372][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.076595][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.076703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 888.076752][ T32] r4:00000000 [ 888.076782][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.076846][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.076936][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.076987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525eb80 [ 888.077013][ T32] r4:00000000 [ 888.077049][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.077106][ T32] r9:83018205 r8:853b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.077140][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.077223][ T32] r5:00001000 r4:eae3f000 [ 888.077268][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.077357][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.077406][ T32] r5:8530b78c r4:8530b400 [ 888.077511][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.077576][ T32] r7:ddde2d80 r6:83018200 r5:8530b78c r4:850ca300 [ 888.077627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.077683][ T32] r10:61c88647 r9:853b2400 r8:850ca32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.077709][ T32] r4:850ca300 [ 888.077829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 888.077926][ T32] r4:00000001 ** 3 printk messages dropped ** [ 888.078066][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.092000][ T32] Call trace: ** 4 printk messages dropped ** [ 888.092227][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 2 printk messages dropped ** [ 888.092415][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 888.092643][ T32] r4:dff9ddc0 ** 3 printk messages dropped ** [ 888.092845][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 888.093223][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 888.093433][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 888.093707][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 888.093867][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 888.094104][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 888.094360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 ** 6 printk messages dropped ** [ 888.094565][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.094738][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.094921][ T32] r10:61c88647 r9:853b3000 r8:850ca3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 888.095154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 888.095611][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.096012][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 888.096234][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 888.096534][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 888.096903][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.096972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.097036][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.097063][ T32] r4:8483ac80 [ 888.097107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.097207][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.097262][ T32] r4:00000001 [ 888.097290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.097355][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.097412][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.097477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.097523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.097560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.097586][ T32] r4:84839bc0 [ 888.097657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.097690][ T32] INFO: task kworker/1:669:4781 blocked for more than 465 seconds. [ 888.097771][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.097801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.097878][ T32] task:kworker/1:669 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.097933][ T32] Workqueue: events bpf_prog_free_deferred [ 888.098007][ T32] Call trace: [ 888.098054][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.098158][ T32] r10:8291a684 r9:eb2b5d84 r8:00000002 r7:60000013 r6:eb2b5d8c r5:853b3c00 [ 888.098190][ T32] r4:853b3c00 [ 888.098240][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.098301][ T32] r5:853b3c00 r4:8291a680 [ 888.098323][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.098373][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.110757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 [ 888.110879][ T32] r4:00000000 [ 888.110918][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.110985][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.111028][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.111125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266000 [ 888.111158][ T32] r4:00000000 [ 888.111182][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.111234][ T32] r9:83018205 r8:853b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 888.111294][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.111351][ T32] r5:00001000 r4:eae7d000 [ 888.111373][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.111417][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.111469][ T32] r5:8530bf8c r4:8530bc00 [ 888.111491][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.111544][ T32] r7:ddde2d80 r6:83018200 r5:8530bf8c r4:850ca400 [ 888.111590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.111674][ T32] r10:61c88647 r9:853b3c00 r8:850ca42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.111712][ T32] r4:850ca400 [ 888.111735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.111787][ T32] r10:00000000 r9:850ca400 r8:80287e08 r7:eb2b1e60 r6:850cd780 r5:853b3c00 [ 888.111837][ T32] r4:00000001 [ 888.111921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.111968][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) [ 888.112027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.112094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.112151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.112215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.112294][ T32] r4:850cff40 [ 888.112659][ T32] INFO: task kworker/1:669:4781 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.112704][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.112790][ T32] Workqueue: events bpf_prog_free_deferred [ 888.112850][ T32] Call trace: [ 888.112888][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.112949][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.113002][ T32] r4:00000000 [ 888.113032][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.113105][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.113144][ T32] dd20: afbea000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.113201][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.113234][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.113272][ T32] r5:80050013 r4:80239bb0 [ 888.113297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.113371][ T32] r4:82ac21e4 [ 888.113407][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.113456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.113481][ T32] r4:dff9ddc0 [ 888.113503][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.113597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.113736][ T32] r4:00000000 [ 888.113908][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.113963][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.114013][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.114073][ T32] r5:00001000 r4:dfb17000 [ 888.114111][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 888.114453][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 888.114766][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 4 printk messages dropped ** [ 888.114955][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 888.115190][ T32] task:kworker/1:670 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 888.115933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 ** 9 printk messages dropped ** [ 888.116473][ T32] r5:00001000 r4:eaed1000 [ 888.116537][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.116585][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.116657][ T32] r5:8530c78c r4:8530c400 [ 888.116685][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.116734][ T32] r7:ddde2d80 r6:83018200 r5:8530c78c r4:850ca480 [ 888.116757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.116822][ T32] r10:61c88647 r9:85326c00 r8:850ca4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.116882][ T32] r4:850ca480 [ 888.116936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.117020][ T32] r10:00000000 r9:850ca480 r8:80287e08 r7:eb2b5e60 r6:850ca500 r5:85326c00 [ 888.117075][ T32] r4:00000001 [ 888.117156][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.117264][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 888.117305][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.117345][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.117402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.117450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.117477][ T32] r4:85266100 [ 888.117658][ T32] INFO: task kworker/1:670:4783 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.117696][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.117759][ T32] Workqueue: events bpf_prog_free_deferred [ 888.117855][ T32] Call trace: [ 888.117896][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.117974][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.118004][ T32] r4:00000000 [ 888.118026][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.118070][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.118126][ T32] dd20: afbea000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.118187][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.118250][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.118331][ T32] r5:80050013 r4:80239bb0 [ 888.118443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 888.139474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 888.139860][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.140502][ T32] r4:00000001 [ 888.140594][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.140644][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.140703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.140796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.140861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.140923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.141028][ T32] r4:84839bc0 [ 888.141061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.141096][ T32] INFO: task kworker/0:161:4785 blocked for more than 465 seconds. [ 888.141134][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.141210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.141241][ T32] task:kworker/0:161 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.141315][ T32] Workqueue: events bpf_prog_free_deferred [ 888.141365][ T32] Call trace: [ 888.141507][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.141613][ T32] r10:8291a684 r9:eb2b9d84 r8:00000002 r7:60000113 r6:eb2b9d8c r5:85328c00 [ 888.141668][ T32] r4:85328c00 [ 888.141702][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.141750][ T32] r5:85328c00 r4:8291a680 [ 888.141772][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.141814][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.141861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b9e08 [ 888.141937][ T32] r4:00000000 [ 888.142015][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.142159][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.142204][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.142284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d5d80 [ 888.142398][ T32] r4:00000000 [ 888.142424][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.142473][ T32] r9:83018005 r8:85328c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 888.142500][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.142544][ T32] r5:00001000 r4:eaeab000 [ 888.142565][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.142630][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.142681][ T32] r5:8535c78c r4:8535c400 [ 888.142703][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.142750][ T32] r7:dddced80 r6:83018000 r5:8535c78c r4:850cd800 [ 888.142780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.142832][ T32] r10:61c88647 r9:85328c00 r8:850cd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.142934][ T32] r4:850cd800 [ 888.142960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.143009][ T32] r10:00000000 r9:850cd800 r8:80287e08 r7:eb1b9e60 r6:850ca580 r5:85328c00 ** 4 printk messages dropped ** [ 888.143243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.144117][ T32] Call trace: ** 4 printk messages dropped ** [ 888.144393][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 888.144583][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.144979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 888.145527][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 888.145795][ T32] r4:00000001 ** 2 printk messages dropped ** [ 888.145956][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.146440][ T32] task:kworker/0:162 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.147092][ T32] r4:00000000 ** 1 printk messages dropped ** [ 888.147194][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.147238][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.147297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85378cc0 [ 888.147321][ T32] r4:00000000 [ 888.147393][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.147447][ T32] r9:83018005 r8:853b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 888.147471][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.147519][ T32] r5:00001000 r4:eb13d000 [ 888.147614][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.147694][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.147817][ T32] r5:8535cb8c r4:8535c800 [ 888.147865][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.147917][ T32] r7:dddced80 r6:83018000 r5:8535cb8c r4:850cd880 [ 888.147978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.148083][ T32] r10:61c88647 r9:853b4800 r8:850cd8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.148194][ T32] r4:850cd880 [ 888.148294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.148433][ T32] r10:00000000 r9:850cd880 r8:80287e08 r7:eb1b9e60 r6:850cd900 r5:853b4800 [ 888.179053][ T32] r4:00000001 [ 888.179127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.179215][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 888.179265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.179299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.179330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.179364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.179413][ T32] r4:850d5dc0 [ 888.179763][ T32] INFO: task kworker/0:162:4786 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.179831][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.179967][ T32] Workqueue: events bpf_prog_free_deferred [ 888.180022][ T32] Call trace: [ 888.180056][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.180163][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.180251][ T32] r4:00000000 [ 888.180380][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.180483][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.180528][ T32] dd20: b067e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.180563][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.180660][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.180764][ T32] r5:80050013 r4:80239bb0 [ 888.180795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.180870][ T32] r4:82ac21e4 [ 888.180898][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.180969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.181012][ T32] r4:dff9ddc0 ** 1 printk messages dropped ** [ 888.181113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 7 printk messages dropped ** [ 888.181437][ T32] r5:84553b8c r4:84553800 ** 4 printk messages dropped ** [ 888.181685][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 888.181921][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 888.182433][ T32] INFO: task kworker/1:671:4788 blocked for more than 465 seconds. ** 7 printk messages dropped ** [ 888.182953][ T32] r4:853b5400 ** 4 printk messages dropped ** [ 888.183130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 ** 6 printk messages dropped ** [ 888.183499][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.183925][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.184219][ T32] r10:61c88647 r9:853b5400 r8:850ca62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 888.184699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 888.185202][ T32] Call trace: [ 888.185424][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.185484][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.185535][ T32] r4:00000000 [ 888.185562][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.185730][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.185816][ T32] dd20: b067e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.185861][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.185889][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.185966][ T32] r5:80050013 r4:80239bb0 [ 888.186042][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.186097][ T32] r4:82ac21e4 [ 888.186121][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.186168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.186196][ T32] r4:dff9ddc0 [ 888.186216][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.186270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.186296][ T32] r4:00000000 [ 888.186317][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.186365][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.186388][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.186435][ T32] r5:00001000 r4:dfb17000 [ 888.186481][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.186554][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.186605][ T32] r5:84553b8c r4:84553800 [ 888.186627][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.186680][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.186710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.186808][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.186877][ T32] r4:8483ac80 [ 888.186916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.186968][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.186993][ T32] r4:00000001 [ 888.187038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.187159][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.187223][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.187268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.187301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.187358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.187388][ T32] r4:84839bc0 [ 888.187411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.187441][ T32] INFO: task kworker/1:672:4791 blocked for more than 465 seconds. [ 888.187499][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.187530][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.187553][ T32] task:kworker/1:672 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.187609][ T32] Workqueue: events bpf_prog_free_deferred [ 888.187744][ T32] Call trace: [ 888.187820][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 888.188215][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 888.201628][ T32] r5:00001000 r4:eaef1000 ** 1 printk messages dropped ** [ 888.201726][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 888.201910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 888.202145][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) ** 4 printk messages dropped ** [ 888.202335][ T32] r4:85266540 ** 3 printk messages dropped ** [ 888.202855][ T32] Call trace: ** 5 printk messages dropped ** [ 888.203157][ T32] dd20: b0738000 dfafb000 00000001 80239b98 7f151000 00000001 ** 7 printk messages dropped ** [ 888.203632][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 888.203910][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 888.204632][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 888.204863][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 888.205063][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 888.205674][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 888.206176][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 888.206574][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.206922][ T32] r10:61c88647 r9:84bd0c00 r8:850ca72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.206956][ T32] r4:850ca700 [ 888.206978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.207028][ T32] r10:00000000 r9:850ca700 r8:80287e08 r7:eb2c9e60 r6:850cda80 r5:84bd0c00 [ 888.207053][ T32] r4:00000001 [ 888.207075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.207112][ T32] Exception stack(0xeb2d1fb0 to 0xeb2d1ff8) [ 888.207175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.207227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.207303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.207341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.207366][ T32] r4:85266600 [ 888.207545][ T32] INFO: task kworker/1:673:4793 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.207580][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.207642][ T32] Workqueue: events bpf_prog_free_deferred [ 888.207692][ T32] Call trace: [ 888.207723][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.207776][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.207800][ T32] r4:00000000 [ 888.207820][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.207861][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.207890][ T32] dd20: b0738000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.207921][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.207947][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.207972][ T32] r5:80050013 r4:80239bb0 [ 888.207995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.208037][ T32] r4:82ac21e4 [ 888.208059][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.208145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.208193][ T32] r4:dff9ddc0 [ 888.208310][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.208433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.241708][ T32] r4:00000000 [ 888.241780][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.241868][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.241895][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.241945][ T32] r5:00001000 r4:dfb17000 [ 888.241973][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.242045][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.242097][ T32] r5:84553b8c r4:84553800 [ 888.242145][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.242203][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.242227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.242309][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.242340][ T32] r4:8483ac80 [ 888.242362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.242427][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.242460][ T32] r4:00000001 [ 888.242483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.242525][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.242558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.242616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.242654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.242712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.242743][ T32] r4:84839bc0 [ 888.242770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.242809][ T32] INFO: task kworker/1:674:4795 blocked for more than 465 seconds. [ 888.242848][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.242876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.242900][ T32] task:kworker/1:674 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.242963][ T32] Workqueue: events bpf_prog_free_deferred [ 888.243012][ T32] Call trace: [ 888.243072][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.243153][ T32] r10:8291a684 r9:eb2d9d84 r8:00000002 r7:60000013 r6:eb2d9d8c r5:84bd2400 [ 888.243184][ T32] r4:84bd2400 [ 888.243207][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.243260][ T32] r5:84bd2400 r4:8291a680 [ 888.243309][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.243356][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.243403][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d9e08 [ 888.243427][ T32] r4:00000000 [ 888.243447][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.243509][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.243552][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.243596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852668c0 [ 888.243623][ T32] r4:00000000 [ 888.243643][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.243729][ T32] r9:83018205 r8:84bd2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 888.243782][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.243835][ T32] r5:00001000 r4:eaf1f000 [ 888.243858][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.243901][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.243960][ T32] r5:8530d38c r4:8530d000 [ 888.244057][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.244137][ T32] r7:ddde2d80 r6:83018200 r5:8530d38c r4:850ca780 [ 888.244167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.244242][ T32] r10:61c88647 r9:84bd2400 r8:850ca7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.244328][ T32] r4:850ca780 [ 888.244385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.244443][ T32] r10:00000000 r9:850ca780 r8:80287e08 r7:eb2d1e60 r6:850cdb00 r5:84bd2400 [ 888.244471][ T32] r4:00000001 [ 888.244492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.244538][ T32] Exception stack(0xeb2d9fb0 to 0xeb2d9ff8) [ 888.244688][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.244725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.244754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.244785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.244809][ T32] r4:85266600 [ 888.245197][ T32] INFO: task kworker/1:674:4795 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.245258][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.245328][ T32] Workqueue: events bpf_prog_free_deferred [ 888.245374][ T32] Call trace: [ 888.245437][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.245519][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.245550][ T32] r4:00000000 [ 888.245571][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.245655][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.245692][ T32] dd20: b0f0b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.245773][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.245810][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.245839][ T32] r5:80050013 r4:80239bb0 [ 888.245861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.245906][ T32] r4:82ac21e4 [ 888.245928][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.245973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.245997][ T32] r4:dff9ddc0 [ 888.246017][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.246060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.246083][ T32] r4:00000000 [ 888.246103][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.246148][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.246329][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.246382][ T32] r5:00001000 r4:dfb17000 [ 888.246403][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.246443][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.246490][ T32] r5:84553b8c r4:84553800 [ 888.246534][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.246591][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.246616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.246667][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.246706][ T32] r4:8483ac80 [ 888.246778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.246855][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.246999][ T32] r4:00000001 [ 888.247033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.247121][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.247190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.247258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.247295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.247328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.247352][ T32] r4:84839bc0 [ 888.247373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.247401][ T32] INFO: task kworker/1:675:4797 blocked for more than 465 seconds. [ 888.247436][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.247463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.247489][ T32] task:kworker/1:675 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.247647][ T32] Workqueue: events bpf_prog_free_deferred [ 888.247792][ T32] Call trace: [ 888.247828][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.247905][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000013 r6:eb2e1d8c r5:84bd3000 [ 888.248054][ T32] r4:84bd3000 [ 888.248178][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.248229][ T32] r5:84bd3000 r4:8291a680 [ 888.248307][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.248373][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.248491][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 888.260786][ T32] r4:00000000 [ 888.260837][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.260905][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.260951][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.260998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266c40 [ 888.261024][ T32] r4:00000000 [ 888.261047][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.261099][ T32] r9:83018205 r8:84bd3000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 888.261123][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.261171][ T32] r5:00001000 r4:eb0b7000 [ 888.261193][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.261234][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.261298][ T32] r5:8530df8c r4:8530dc00 [ 888.261321][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.261373][ T32] r7:ddde2d80 r6:83018200 r5:8530df8c r4:850ca800 [ 888.261395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.261450][ T32] r10:61c88647 r9:84bd3000 r8:850ca82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.261475][ T32] r4:850ca800 [ 888.261515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.261572][ T32] r10:00000000 r9:850ca800 r8:80287e08 r7:eb2d9e60 r6:850cdb80 r5:84bd3000 [ 888.261597][ T32] r4:00000001 [ 888.261618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.261658][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 888.261691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.261724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.261753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.261784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.261809][ T32] r4:85266840 [ 888.262165][ T32] INFO: task kworker/1:675:4797 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.262210][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.262351][ T32] Workqueue: events bpf_prog_free_deferred [ 888.262405][ T32] Call trace: [ 888.262440][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.262519][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.262552][ T32] r4:00000000 [ 888.262576][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.262620][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.262674][ T32] dd20: b0f0b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.262711][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.262741][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.262767][ T32] r5:80050013 r4:80239bb0 [ 888.262800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.262879][ T32] r4:82ac21e4 [ 888.262907][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.262955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.262979][ T32] r4:dff9ddc0 [ 888.262999][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.263066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.263111][ T32] r4:00000000 [ 888.263138][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.263187][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.263211][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.263266][ T32] r5:00001000 r4:dfb17000 [ 888.263331][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.263378][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.263425][ T32] r5:84553b8c r4:84553800 [ 888.263446][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.263497][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.263551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.263632][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.263669][ T32] r4:8483ac80 [ 888.263715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.263811][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.263839][ T32] r4:00000001 [ 888.263859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.263898][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.263927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.263957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.263999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.264075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.264116][ T32] r4:84839bc0 [ 888.264141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.264179][ T32] INFO: task kworker/1:676:4798 blocked for more than 465 seconds. [ 888.264251][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.264363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.264417][ T32] task:kworker/1:676 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.264477][ T32] Workqueue: events bpf_prog_free_deferred [ 888.264524][ T32] Call trace: [ 888.264557][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.264608][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:84bd1800 [ 888.264631][ T32] r4:84bd1800 [ 888.264654][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.264698][ T32] r5:84bd1800 r4:8291a680 [ 888.264719][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.264760][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.264806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 888.264829][ T32] r4:00000000 [ 888.264850][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.264889][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.264924][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.264993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266980 [ 888.265022][ T32] r4:00000000 [ 888.265045][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.265093][ T32] r9:83018205 r8:84bd1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 888.265116][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.265159][ T32] r5:00001000 r4:eaf2f000 [ 888.265207][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.265311][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.265362][ T32] r5:8530d78c r4:8530d400 [ 888.265385][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.265432][ T32] r7:ddde2d80 r6:83018200 r5:8530d78c r4:850ca880 [ 888.265477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.265532][ T32] r10:61c88647 r9:84bd1800 r8:850ca8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.265558][ T32] r4:850ca880 [ 888.265655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.265708][ T32] r10:00000000 r9:850ca880 r8:80287e08 r7:eb2e1e60 r6:850cdc00 r5:84bd1800 [ 888.265757][ T32] r4:00000001 [ 888.265842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.265898][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 888.265936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.265967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.266000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.266062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.266139][ T32] r4:85266b40 [ 888.266468][ T32] INFO: task kworker/1:676:4798 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.266508][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.266684][ T32] Workqueue: events bpf_prog_free_deferred [ 888.266857][ T32] Call trace: [ 888.266952][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.267011][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.267039][ T32] r4:00000000 [ 888.267060][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.267101][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.267138][ T32] dd20: b0f0b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.267207][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.267240][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.267278][ T32] r5:80050013 r4:80239bb0 [ 888.267302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.267348][ T32] r4:82ac21e4 [ 888.267370][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.267416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.267444][ T32] r4:dff9ddc0 [ 888.267467][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.267525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.267555][ T32] r4:00000000 [ 888.267576][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.267627][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.267650][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.267727][ T32] r5:00001000 r4:dfb17000 [ 888.267754][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.267822][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.267873][ T32] r5:84553b8c r4:84553800 [ 888.267918][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.267974][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.267998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.268049][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.268072][ T32] r4:8483ac80 [ 888.268094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.268141][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.268166][ T32] r4:00000001 [ 888.268186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.268222][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.268255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.268340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.268373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.268406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.268476][ T32] r4:84839bc0 [ 888.287316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.287378][ T32] INFO: task kworker/1:677:4800 blocked for more than 465 seconds. [ 888.287419][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.287447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.287478][ T32] task:kworker/1:677 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.287586][ T32] Workqueue: events bpf_prog_free_deferred [ 888.287654][ T32] Call trace: [ 888.287728][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.287821][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:84bd0000 [ 888.287857][ T32] r4:84bd0000 [ 888.287908][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.287963][ T32] r5:84bd0000 r4:8291a680 [ 888.287986][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.288029][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.288079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 888.288106][ T32] r4:00000000 [ 888.288129][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.288192][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.288239][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.288346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266b80 [ 888.288374][ T32] r4:00000000 [ 888.288398][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.288510][ T32] r9:83018205 r8:84bd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 888.293493][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.293608][ T32] r5:00001000 r4:eaf4b000 [ 888.293650][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.293743][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.293814][ T32] r5:8530db8c r4:8530d800 [ 888.293838][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.293890][ T32] r7:ddde2d80 r6:83018200 r5:8530db8c r4:850ca900 [ 888.293914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.293964][ T32] r10:61c88647 r9:84bd0000 r8:850ca92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.294014][ T32] r4:850ca900 [ 888.294086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.294149][ T32] r10:00000000 r9:850ca900 r8:80287e08 r7:eb2e1e60 r6:850cdc80 r5:84bd0000 [ 888.294175][ T32] r4:00000001 [ 888.294197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.294237][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 888.294280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.294311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.294341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.294372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.294396][ T32] r4:852669c0 [ 888.294774][ T32] INFO: task kworker/1:677:4800 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.294889][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.295056][ T32] Workqueue: events bpf_prog_free_deferred [ 888.295121][ T32] Call trace: [ 888.295208][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.295278][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.295305][ T32] r4:00000000 [ 888.295377][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.295451][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.295510][ T32] dd20: b1394000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.295548][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.295576][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.295601][ T32] r5:80050013 r4:80239bb0 [ 888.295674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.295760][ T32] r4:82ac21e4 [ 888.295794][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.295841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.295889][ T32] r4:dff9ddc0 [ 888.295922][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.295970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.296068][ T32] r4:00000000 [ 888.296095][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.296144][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.296167][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.296236][ T32] r5:00001000 r4:dfb17000 [ 888.296348][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.296421][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.296471][ T32] r5:84553b8c r4:84553800 [ 888.296494][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.296555][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.296596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.296655][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.296681][ T32] r4:8483ac80 [ 888.296703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.296752][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.296777][ T32] r4:00000001 [ 888.296813][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.296901][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.296935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.296975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.297008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.297061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.297091][ T32] r4:84839bc0 [ 888.297139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.297230][ T32] INFO: task kworker/1:678:4803 blocked for more than 465 seconds. [ 888.297287][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.297315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.297340][ T32] task:kworker/1:678 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.297393][ T32] Workqueue: events bpf_prog_free_deferred [ 888.297442][ T32] Call trace: [ 888.297475][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.297525][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000013 r6:eb2f5d8c r5:84bd3c00 [ 888.297601][ T32] r4:84bd3c00 [ 888.297631][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.297678][ T32] r5:84bd3c00 r4:8291a680 [ 888.297724][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.297772][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.297818][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 888.297865][ T32] r4:00000000 [ 888.297891][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.297931][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.297973][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.298049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266e80 [ 888.298094][ T32] r4:00000000 [ 888.298119][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.298168][ T32] r9:83018205 r8:84bd3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 888.298191][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.298235][ T32] r5:00001000 r4:eb0d3000 [ 888.298308][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.298379][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.315913][ T32] r5:8530e38c r4:8530e000 [ 888.316063][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.316210][ T32] r7:ddde2d80 r6:83018200 r5:8530e38c r4:850ca980 [ 888.316293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.316404][ T32] r10:61c88647 r9:84bd3c00 r8:850ca9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.316464][ T32] r4:850ca980 [ 888.316512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.316622][ T32] r10:00000000 r9:850ca980 r8:80287e08 r7:eb2e1e60 r6:850cdd00 r5:84bd3c00 [ 888.316683][ T32] r4:00000001 [ 888.316736][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.316823][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 888.316889][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.316935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.316966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.316998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.317072][ T32] r4:85266c80 [ 888.317451][ T32] INFO: task kworker/1:678:4803 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.317500][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.317578][ T32] Workqueue: events bpf_prog_free_deferred [ 888.317632][ T32] Call trace: [ 888.317669][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.317728][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.317754][ T32] r4:00000000 [ 888.317776][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.317844][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.317905][ T32] dd20: b1701000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.317945][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.317974][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.317999][ T32] r5:80050013 r4:80239bb0 [ 888.318022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.318084][ T32] r4:82ac21e4 [ 888.318134][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.318215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.318244][ T32] r4:dff9ddc0 [ 888.318284][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.318334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.318360][ T32] r4:00000000 [ 888.318381][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.318465][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.322989][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.323074][ T32] r5:00001000 r4:dfb17000 [ 888.323101][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.323160][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.323237][ T32] r5:84553b8c r4:84553800 [ 888.323284][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.323376][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.323431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.323489][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.323521][ T32] r4:8483ac80 [ 888.323545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.323597][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.323621][ T32] r4:00000001 [ 888.323642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.323706][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.323743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.323775][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.323804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.323861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.323890][ T32] r4:84839bc0 [ 888.323939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.324012][ T32] INFO: task kworker/1:679:4804 blocked for more than 465 seconds. [ 888.324067][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.324171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.324200][ T32] task:kworker/1:679 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.324299][ T32] Workqueue: events bpf_prog_free_deferred [ 888.324378][ T32] Call trace: [ 888.324415][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.324473][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:84bd5400 [ 888.324498][ T32] r4:84bd5400 [ 888.324519][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.324579][ T32] r5:84bd5400 r4:8291a680 [ 888.324609][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.324676][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.324729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 888.324780][ T32] r4:00000000 [ 888.324840][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.324885][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.324943][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.325016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cfa40 [ 888.325141][ T32] r4:00000000 [ 888.325167][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.325218][ T32] r9:83018205 r8:84bd5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 888.325243][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.325296][ T32] r5:00001000 r4:eb111000 [ 888.325366][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.325413][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.325481][ T32] r5:8530ef8c r4:8530ec00 [ 888.325520][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.325597][ T32] r7:ddde2d80 r6:83018200 r5:8530ef8c r4:850caa00 [ 888.325624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.325675][ T32] r10:61c88647 r9:84bd5400 r8:850caa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.325702][ T32] r4:850caa00 [ 888.325722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.325771][ T32] r10:00000000 r9:850caa00 r8:80287e08 r7:eb2f5e60 r6:850cdd80 r5:84bd5400 [ 888.325821][ T32] r4:00000001 [ 888.325848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.325910][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 888.325943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.325976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.326029][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.326065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.326089][ T32] r4:85266c80 [ 888.326479][ T32] INFO: task kworker/1:679:4804 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.326521][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.326635][ T32] Workqueue: events bpf_prog_free_deferred [ 888.326689][ T32] Call trace: [ 888.326749][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.326809][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.326865][ T32] r4:00000000 [ 888.326915][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.326968][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.326999][ T32] dd20: b1701000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.327049][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.327083][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.327110][ T32] r5:80050013 r4:80239bb0 [ 888.327162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.327284][ T32] r4:82ac21e4 [ 888.327315][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.327364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.327401][ T32] r4:dff9ddc0 [ 888.327426][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.327471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.327500][ T32] r4:00000000 [ 888.327522][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.327569][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.327616][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.327678][ T32] r5:00001000 r4:dfb17000 [ 888.327704][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.327746][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.327790][ T32] r5:84553b8c r4:84553800 [ 888.327812][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.327862][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.327885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.327937][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.327962][ T32] r4:8483ac80 [ 888.327982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.328045][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.328075][ T32] r4:00000001 [ 888.328095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.328135][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.328163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.328195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.328223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.328258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.328332][ T32] r4:84839bc0 [ 888.328382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.345302][ T32] INFO: task kworker/1:680:4808 blocked for more than 465 seconds. [ 888.345429][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.345536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.345569][ T32] task:kworker/1:680 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.345660][ T32] Workqueue: events bpf_prog_free_deferred [ 888.345786][ T32] Call trace: [ 888.345824][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.345914][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:84bd4800 [ 888.345954][ T32] r4:84bd4800 [ 888.345978][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.346026][ T32] r5:84bd4800 r4:8291a680 [ 888.346049][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.346092][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.346138][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 888.346162][ T32] r4:00000000 [ 888.346258][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.346315][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.346383][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.346435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d51c0 [ 888.346460][ T32] r4:00000000 [ 888.346482][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.346539][ T32] r9:83018205 r8:84bd4800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 888.346564][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.346622][ T32] r5:00001000 r4:eb0e9000 [ 888.346674][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.346722][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.346774][ T32] r5:8530e78c r4:8530e400 [ 888.346800][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.346912][ T32] r7:ddde2d80 r6:83018200 r5:8530e78c r4:850caa80 [ 888.346956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.347017][ T32] r10:61c88647 r9:84bd4800 r8:850caaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.347044][ T32] r4:850caa80 [ 888.347067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.347134][ T32] r10:00000000 r9:850caa80 r8:80287e08 r7:eb2f9e60 r6:850cde00 r5:84bd4800 [ 888.347167][ T32] r4:00000001 [ 888.347228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.347358][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 888.347400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.347434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.347463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.347494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.347523][ T32] r4:85266f00 [ 888.347855][ T32] INFO: task kworker/1:680:4808 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.347892][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.347974][ T32] Workqueue: events bpf_prog_free_deferred [ 888.348024][ T32] Call trace: [ 888.348087][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.348144][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.348170][ T32] r4:00000000 [ 888.348191][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.348259][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.348353][ T32] dd20: b18dc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.348386][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.348476][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.361660][ T32] r5:80050013 r4:80239bb0 [ 888.361899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.361977][ T32] r4:82ac21e4 [ 888.362002][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.362050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.362124][ T32] r4:dff9ddc0 [ 888.362152][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.362201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.362225][ T32] r4:00000000 [ 888.362256][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.362308][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.362388][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.362493][ T32] r5:00001000 r4:dfb17000 [ 888.362554][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.362610][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.362656][ T32] r5:84553b8c r4:84553800 [ 888.362778][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.362834][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.362858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.362908][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.362932][ T32] r4:8483ac80 [ 888.362954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.363003][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.363028][ T32] r4:00000001 [ 888.363147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.363270][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.363317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.363350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.363381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.363414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.363463][ T32] r4:84839bc0 [ 888.363504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.363621][ T32] INFO: task kworker/1:681:4809 blocked for more than 465 seconds. [ 888.363662][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.363689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.363713][ T32] task:kworker/1:681 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.363773][ T32] Workqueue: events bpf_prog_free_deferred [ 888.363820][ T32] Call trace: [ 888.363855][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.363910][ T32] r10:8291a684 r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:853b6c00 [ 888.363934][ T32] r4:853b6c00 [ 888.363956][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.364001][ T32] r5:853b6c00 r4:8291a680 [ 888.364023][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.364064][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.364108][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 888.364237][ T32] r4:00000000 [ 888.364301][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.364393][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.364460][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.364517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85266fc0 [ 888.364542][ T32] r4:00000000 [ 888.364563][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.364626][ T32] r9:83018205 r8:853b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 888.364679][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.364747][ T32] r5:00001000 r4:eb103000 [ 888.364772][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.364824][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.364875][ T32] r5:8530eb8c r4:8530e800 [ 888.364922][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.364976][ T32] r7:ddde2d80 r6:83018200 r5:8530eb8c r4:850cab00 [ 888.364998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.365073][ T32] r10:61c88647 r9:853b6c00 r8:850cab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.365102][ T32] r4:850cab00 [ 888.365125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.365173][ T32] r10:00000000 r9:850cab00 r8:80287e08 r7:eb2f9e60 r6:850cde80 r5:853b6c00 [ 888.365197][ T32] r4:00000001 [ 888.365218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.365264][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 888.365294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.365326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.365355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.365385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.365467][ T32] r4:85266f00 [ 888.365861][ T32] INFO: task kworker/1:681:4809 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.365901][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.365981][ T32] Workqueue: events bpf_prog_free_deferred [ 888.366115][ T32] Call trace: [ 888.366152][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.366207][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.366252][ T32] r4:00000000 [ 888.366282][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.366329][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.366359][ T32] dd20: b1d93000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.366406][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.366438][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.366464][ T32] r5:80050013 r4:80239bb0 [ 888.366513][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.366613][ T32] r4:82ac21e4 [ 888.366641][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.366740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.366777][ T32] r4:dff9ddc0 [ 888.366800][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.366883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.366939][ T32] r4:00000000 [ 888.366980][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.367348][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.367762][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 888.368251][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 888.368479][ T32] task:kworker/1:682 state:D stack:0 pid:4810 tgid:4810 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 888.389778][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.389826][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 888.389850][ T32] r4:00000000 [ 888.389898][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.389947][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.389989][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.390034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381000 [ 888.390083][ T32] r4:00000000 [ 888.390135][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.390219][ T32] r9:83018205 r8:85328000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 888.390256][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.390331][ T32] r5:00001000 r4:eb12f000 [ 888.390358][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.390453][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.390504][ T32] r5:8530f38c r4:8530f000 [ 888.390527][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.390603][ T32] r7:ddde2d80 r6:83018200 r5:8530f38c r4:850cab80 [ 888.390663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.390729][ T32] r10:61c88647 r9:85328000 r8:850cabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.390784][ T32] r4:850cab80 [ 888.390811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.390909][ T32] r10:00000000 r9:850cab80 r8:80287e08 r7:eb2f9e60 r6:850cac00 r5:85328000 [ 888.390945][ T32] r4:00000001 [ 888.390968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.391010][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 888.391115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.391157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.391187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.391228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.391327][ T32] r4:850cffc0 [ 888.391718][ T32] INFO: task kworker/1:682:4810 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.391760][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.391841][ T32] Workqueue: events bpf_prog_free_deferred [ 888.391946][ T32] Call trace: [ 888.392009][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.392100][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.392127][ T32] r4:00000000 [ 888.392149][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.392192][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.392223][ T32] dd20: b2125000 dfafb000 00000001 80239b98 7f151000 00000001 ** 6 printk messages dropped ** [ 888.392569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 888.393095][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.393146][ T32] r5:84553b8c r4:84553800 [ 888.393174][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.393253][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.393285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.393338][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.393363][ T32] r4:8483ac80 [ 888.393433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.393562][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.393592][ T32] r4:00000001 [ 888.393633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.393677][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.393706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.393738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.393766][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.393796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.393820][ T32] r4:84839bc0 [ 888.393874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.393935][ T32] INFO: task kworker/1:683:4812 blocked for more than 465 seconds. [ 888.394001][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.394032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.394056][ T32] task:kworker/1:683 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.394105][ T32] Workqueue: events bpf_prog_free_deferred [ 888.394178][ T32] Call trace: [ 888.394228][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.394328][ T32] r10:8291a684 r9:eb301d84 r8:00000002 r7:60000113 r6:eb301d8c r5:8532bc00 [ 888.394364][ T32] r4:8532bc00 [ 888.394412][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.394463][ T32] r5:8532bc00 r4:8291a680 [ 888.394536][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 888.394776][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.395000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381340 ** 6 printk messages dropped ** [ 888.395510][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.395553][ T32] r5:8530f78c r4:8530f400 [ 888.395624][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.395678][ T32] r7:ddde2d80 r6:83018200 r5:8530f78c r4:850cac80 [ 888.395700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.395750][ T32] r10:61c88647 r9:8532bc00 r8:850cacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.395804][ T32] r4:850cac80 [ 888.395830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.395884][ T32] r10:00000000 r9:850cac80 r8:80287e08 r7:eb2bde60 r6:850cad00 r5:8532bc00 [ 888.395935][ T32] r4:00000001 [ 888.395967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.396032][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 888.396073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.396178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.396280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.396320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.396346][ T32] r4:85381080 [ 888.396539][ T32] INFO: task kworker/1:683:4812 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.396577][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.396667][ T32] Workqueue: events bpf_prog_free_deferred [ 888.396742][ T32] Call trace: [ 888.396914][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.396990][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.397060][ T32] r4:00000000 [ 888.397087][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.397160][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.397302][ T32] dd20: b2125000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.397365][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 6 printk messages dropped ** [ 888.397814][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 888.398291][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 888.421191][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 888.421472][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 888.421890][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 888.422159][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 888.422472][ T32] r4:84bd6c00 [ 888.422493][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.422537][ T32] r5:84bd6c00 r4:8291a680 [ 888.422583][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.422713][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.422791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 888.422821][ T32] r4:00000000 [ 888.422882][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.422925][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.422967][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.423012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381440 [ 888.423112][ T32] r4:00000000 [ 888.423147][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.423199][ T32] r9:83018205 r8:84bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 888.423223][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.423276][ T32] r5:00001000 r4:dfc7f000 [ 888.423300][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.423360][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.423488][ T32] r5:8530fb8c r4:8530f800 [ 888.423515][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.423563][ T32] r7:ddde2d80 r6:83018200 r5:8530fb8c r4:850cad80 [ 888.423610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.423667][ T32] r10:61c88647 r9:84bd6c00 r8:850cadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.423694][ T32] r4:850cad80 [ 888.423739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.423798][ T32] r10:00000000 r9:850cad80 r8:80287e08 r7:eb301e60 r6:850cdf00 r5:84bd6c00 [ 888.423925][ T32] r4:00000001 [ 888.424003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.424058][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 888.424089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.424121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.424151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.424182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.424259][ T32] r4:85381200 [ 888.424650][ T32] INFO: task kworker/1:684:4816 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.424761][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.424890][ T32] Workqueue: events bpf_prog_free_deferred [ 888.424945][ T32] Call trace: [ 888.424977][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.425107][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.425138][ T32] r4:00000000 [ 888.425160][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.425203][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.425233][ T32] dd20: b246b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.425308][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.425390][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.425420][ T32] r5:80050013 r4:80239bb0 [ 888.425443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.425490][ T32] r4:82ac21e4 [ 888.425511][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.425557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.425580][ T32] r4:dff9ddc0 [ 888.425600][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.425643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.425718][ T32] r4:00000000 [ 888.425775][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.425835][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.425883][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.425933][ T32] r5:00001000 r4:dfb17000 [ 888.425955][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.425996][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.426087][ T32] r5:84553b8c r4:84553800 [ 888.426115][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 888.426397][ T32] r4:8483ac80 ** 1 printk messages dropped ** [ 888.426496][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.426527][ T32] r4:00000001 [ 888.426576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.426619][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.426673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.426724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.426789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.426848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.426895][ T32] r4:84839bc0 [ 888.426919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.426964][ T32] INFO: task kworker/1:685:4819 blocked for more than 465 seconds. [ 888.427025][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.427099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.427156][ T32] task:kworker/1:685 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.427428][ T32] Workqueue: events bpf_prog_free_deferred [ 888.427480][ T32] Call trace: [ 888.427514][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.427567][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000113 r6:eb1fdd8c r5:853c0c00 [ 888.427592][ T32] r4:853c0c00 [ 888.427643][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.427719][ T32] r5:853c0c00 r4:8291a680 [ 888.427747][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.427818][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.427876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 888.427927][ T32] r4:00000000 [ 888.427980][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.428048][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.428097][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.428146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381540 [ 888.428176][ T32] r4:00000000 [ 888.428254][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.428326][ T32] r9:83018205 r8:853c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 888.428370][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.428419][ T32] r5:00001000 r4:e0071000 [ 888.428441][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.451395][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.451566][ T32] r5:8530ff8c r4:8530fc00 [ 888.451595][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.451650][ T32] r7:ddde2d80 r6:83018200 r5:8530ff8c r4:850cae00 [ 888.451674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.451726][ T32] r10:61c88647 r9:853c0c00 r8:850cae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.451828][ T32] r4:850cae00 [ 888.451858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.451911][ T32] r10:00000000 r9:850cae00 r8:80287e08 r7:eb2c1e60 r6:850cdf80 r5:853c0c00 [ 888.451942][ T32] r4:00000001 [ 888.451966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.452006][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 888.452089][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.452132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.452187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.452256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.452300][ T32] r4:853813c0 [ 888.452720][ T32] INFO: task kworker/1:685:4819 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.452769][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.452873][ T32] Workqueue: events bpf_prog_free_deferred [ 888.452929][ T32] Call trace: [ 888.452964][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.453020][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.453047][ T32] r4:00000000 [ 888.453088][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.453136][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.453168][ T32] dd20: b297c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.453199][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.453228][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.453267][ T32] r5:80050013 r4:80239bb0 [ 888.453292][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.453363][ T32] r4:82ac21e4 [ 888.453391][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.453439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.453463][ T32] r4:dff9ddc0 [ 888.453484][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.453528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.453580][ T32] r4:00000000 [ 888.453607][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.453658][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 888.453754][ T32] r5:00001000 r4:dfb17000 ** 1 printk messages dropped ** [ 888.453896][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.454192][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 888.454339][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 3 printk messages dropped ** [ 888.454491][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 888.454720][ T32] INFO: task kworker/1:686:4820 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 888.454898][ T32] Workqueue: events bpf_prog_free_deferred [ 888.454942][ T32] Call trace: [ 888.454975][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.455027][ T32] r10:8291a684 r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:853c1800 [ 888.455079][ T32] r4:853c1800 [ 888.455147][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.455223][ T32] r5:853c1800 r4:8291a680 [ 888.455260][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.455306][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.455351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 888.455377][ T32] r4:00000000 [ 888.455399][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.455463][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.455584][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.455634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853816c0 [ 888.455658][ T32] r4:00000000 [ 888.455703][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.455758][ T32] r9:83018205 r8:853c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 888.455782][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.455826][ T32] r5:00001000 r4:e0769000 [ 888.455847][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.455886][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.455931][ T32] r5:853ac38c r4:853ac000 [ 888.455955][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.456004][ T32] r7:ddde2d80 r6:83018200 r5:853ac38c r4:850cae80 [ 888.456027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.456077][ T32] r10:61c88647 r9:853c1800 r8:850caeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.456103][ T32] r4:850cae80 [ 888.456150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.456205][ T32] r10:00000000 r9:850cae80 r8:80287e08 r7:eb1fde60 r6:8538b000 r5:853c1800 [ 888.456396][ T32] r4:00000001 [ 888.456460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.456520][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 888.456558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.456593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.456624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.456678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.456710][ T32] r4:853813c0 [ 888.456929][ T32] INFO: task kworker/1:686:4820 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.457026][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.457234][ T32] Workqueue: events bpf_prog_free_deferred [ 888.457365][ T32] Call trace: [ 888.457431][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.457495][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.457589][ T32] r4:00000000 [ 888.457627][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.457671][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.457755][ T32] dd20: b297c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.457800][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.457830][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.457857][ T32] r5:80050013 r4:80239bb0 [ 888.457901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.457966][ T32] r4:82ac21e4 [ 888.457995][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.458059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.458089][ T32] r4:dff9ddc0 [ 888.458112][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.458159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.458185][ T32] r4:00000000 [ 888.458208][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.458266][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.458324][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.458375][ T32] r5:00001000 r4:dfb17000 [ 888.470922][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.471086][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.471141][ T32] r5:84553b8c r4:84553800 [ 888.471168][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.471223][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.471259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.471464][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.471512][ T32] r4:8483ac80 [ 888.471540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.471596][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.471622][ T32] r4:00000001 [ 888.471645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.471710][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.471861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.471901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.471935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.471968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.472095][ T32] r4:84839bc0 [ 888.472256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.472323][ T32] INFO: task kworker/1:687:4823 blocked for more than 465 seconds. [ 888.472362][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.472389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.472440][ T32] task:kworker/1:687 state:D stack:0 pid:4823 tgid:4823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.472536][ T32] Workqueue: events bpf_prog_free_deferred [ 888.472594][ T32] Call trace: [ 888.472632][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.472690][ T32] r10:8291a684 r9:eb311d84 r8:00000002 r7:60000113 r6:eb311d8c r5:853c0000 [ 888.472722][ T32] r4:853c0000 [ 888.472760][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.472827][ T32] r5:853c0000 r4:8291a680 [ 888.472856][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.472902][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.472975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 888.473008][ T32] r4:00000000 [ 888.473031][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.473093][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.473171][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.473223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853817c0 [ 888.473264][ T32] r4:00000000 [ 888.473306][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.473379][ T32] r9:83018205 r8:853c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 888.473422][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.473522][ T32] r5:00001000 r4:e8981000 [ 888.473550][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.473617][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.473670][ T32] r5:853ac78c r4:853ac400 [ 888.473694][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.473763][ T32] r7:ddde2d80 r6:83018200 r5:853ac78c r4:850caf00 [ 888.473792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.473845][ T32] r10:61c88647 r9:853c0000 r8:850caf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.473871][ T32] r4:850caf00 [ 888.473942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.474005][ T32] r10:00000000 r9:850caf00 r8:80287e08 r7:eb239e60 r6:8538b080 r5:853c0000 [ 888.474034][ T32] r4:00000001 [ 888.474056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.474117][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 888.474152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.474186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.474216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.474268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.474305][ T32] r4:85381600 [ 888.474635][ T32] INFO: task kworker/1:687:4823 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.474672][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.474739][ T32] Workqueue: events bpf_prog_free_deferred [ 888.474791][ T32] Call trace: [ 888.474952][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.475016][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.475045][ T32] r4:00000000 [ 888.475088][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.475140][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.475172][ T32] dd20: b297c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.475235][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.475276][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.475304][ T32] r5:80050013 r4:80239bb0 [ 888.475328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.475376][ T32] r4:82ac21e4 [ 888.475424][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.475526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.475558][ T32] r4:dff9ddc0 [ 888.475582][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.475628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.475653][ T32] r4:00000000 [ 888.475675][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.475732][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.475759][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.475816][ T32] r5:00001000 r4:dfb17000 [ 888.475842][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.475899][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.476002][ T32] r5:84553b8c r4:84553800 [ 888.476029][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.476098][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.476128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.476180][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.476221][ T32] r4:8483ac80 [ 888.476256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.476334][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.476362][ T32] r4:00000001 [ 888.476401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.476506][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.476542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.476579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.476611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.476667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.476697][ T32] r4:84839bc0 [ 888.476809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.476871][ T32] INFO: task kworker/1:688:4824 blocked for more than 465 seconds. [ 888.476943][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.476990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.477064][ T32] task:kworker/1:688 state:D stack:0 pid:4824 tgid:4824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.477160][ T32] Workqueue: events bpf_prog_free_deferred [ 888.477308][ T32] Call trace: [ 888.477408][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.477516][ T32] r10:8291a684 r9:eb315d84 r8:00000002 r7:60000013 r6:eb315d8c r5:853c3c00 [ 888.477547][ T32] r4:853c3c00 [ 888.477574][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.477621][ T32] r5:853c3c00 r4:8291a680 [ 888.477644][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.477686][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.477744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 888.477774][ T32] r4:00000000 [ 888.477798][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.477863][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.477909][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.477956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381bc0 [ 888.477983][ T32] r4:00000000 [ 888.478005][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.478053][ T32] r9:83018205 r8:853c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 888.478079][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.478159][ T32] r5:00001000 r4:eaa8b000 [ 888.478186][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.478232][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.478345][ T32] r5:853ad38c r4:853ad000 [ 888.478500][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.495775][ T32] r7:ddde2d80 r6:83018200 r5:853ad38c r4:850caf80 [ 888.495850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.495940][ T32] r10:61c88647 r9:853c3c00 r8:850cafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.495968][ T32] r4:850caf80 [ 888.496008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.496204][ T32] r10:00000000 r9:850caf80 r8:80287e08 r7:eb311e60 r6:8538b100 r5:853c3c00 [ 888.496254][ T32] r4:00000001 [ 888.496312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.496359][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 888.496393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.496424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.496478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.496544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.496573][ T32] r4:85381600 [ 888.497046][ T32] INFO: task kworker/1:688:4824 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.497097][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.497174][ T32] Workqueue: events bpf_prog_free_deferred [ 888.497237][ T32] Call trace: [ 888.497339][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.497402][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.497428][ T32] r4:00000000 [ 888.497474][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.497624][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.497660][ T32] dd20: b2c7c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.497695][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.497724][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.497751][ T32] r5:80050013 r4:80239bb0 [ 888.497774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.497845][ T32] r4:82ac21e4 [ 888.497873][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.497921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.497969][ T32] r4:dff9ddc0 [ 888.498056][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.498108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.498134][ T32] r4:00000000 [ 888.498155][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.498204][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.498228][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.498292][ T32] r5:00001000 r4:dfb17000 [ 888.498315][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.498356][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.498425][ T32] r5:84553b8c r4:84553800 [ 888.498516][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.511973][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.512132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.512221][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.512366][ T32] r4:8483ac80 [ 888.512500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.512619][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.512672][ T32] r4:00000001 [ 888.512697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.512740][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.512772][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.512836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.512887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.512924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.512959][ T32] r4:84839bc0 [ 888.513014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.513076][ T32] INFO: task kworker/1:689:4826 blocked for more than 465 seconds. [ 888.513153][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.513185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.513261][ T32] task:kworker/1:689 state:D stack:0 pid:4826 tgid:4826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.513355][ T32] Workqueue: events bpf_prog_free_deferred [ 888.513439][ T32] Call trace: [ 888.513580][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.513664][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:853c5400 [ 888.513693][ T32] r4:853c5400 [ 888.513718][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.513767][ T32] r5:853c5400 r4:8291a680 [ 888.513811][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.513862][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.513908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 888.513932][ T32] r4:00000000 [ 888.513966][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.514010][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.514053][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.514123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381940 [ 888.514177][ T32] r4:00000000 [ 888.514203][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.514267][ T32] r9:83018205 r8:853c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 888.514296][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.514368][ T32] r5:00001000 r4:e89ed000 [ 888.514397][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.514441][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.514486][ T32] r5:853acb8c r4:853ac800 [ 888.514507][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.514559][ T32] r7:ddde2d80 r6:83018200 r5:853acb8c r4:85387000 [ 888.514583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.514635][ T32] r10:61c88647 r9:853c5400 r8:8538702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.514685][ T32] r4:85387000 [ 888.514710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.514760][ T32] r10:00000000 r9:85387000 r8:80287e08 r7:eb315e60 r6:8538b180 r5:853c5400 [ 888.514784][ T32] r4:00000001 [ 888.514818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.514863][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 888.514893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.514924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.514952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.514996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.515050][ T32] r4:85381880 [ 888.515388][ T32] INFO: task kworker/1:689:4826 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.515425][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.515545][ T32] Workqueue: events bpf_prog_free_deferred [ 888.515599][ T32] Call trace: [ 888.515657][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.515746][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.515795][ T32] r4:00000000 [ 888.515820][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.515864][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.515894][ T32] dd20: b30dd000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.515954][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.515987][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.516072][ T32] r5:80050013 r4:80239bb0 [ 888.516139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.516188][ T32] r4:82ac21e4 [ 888.516211][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.516324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.516364][ T32] r4:dff9ddc0 ** 1 printk messages dropped ** [ 888.516432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 888.516932][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 888.517280][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.517466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.518164][ T32] r10:8291a684 r9:eb30dd84 r8:00000002 r7:60000113 r6:eb30dd8c r5:8532b000 ** 9 printk messages dropped ** [ 888.539398][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 888.539681][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.539728][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.539778][ T32] r5:853acf8c r4:853acc00 [ 888.539800][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.539859][ T32] r7:ddde2d80 r6:83018200 r5:853acf8c r4:85387080 [ 888.540068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.540151][ T32] r10:61c88647 r9:8532b000 r8:853870ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.540280][ T32] r4:85387080 [ 888.540310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.540363][ T32] r10:00000000 r9:85387080 r8:80287e08 r7:eb315e60 r6:85387100 r5:8532b000 [ 888.540408][ T32] r4:00000001 [ 888.540435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.540477][ T32] Exception stack(0xeb30dfb0 to 0xeb30dff8) [ 888.540528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.540640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.540674][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.540731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.540769][ T32] r4:85381b80 [ 888.541102][ T32] INFO: task kworker/1:690:4827 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.541151][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.541333][ T32] Workqueue: events bpf_prog_free_deferred [ 888.541447][ T32] Call trace: [ 888.541489][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.541556][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.541598][ T32] r4:00000000 [ 888.541698][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.541765][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.541829][ T32] dd20: b3481000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.541865][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.541893][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.541949][ T32] r5:80050013 r4:80239bb0 [ 888.541976][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.542026][ T32] r4:82ac21e4 [ 888.542053][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.542174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.542215][ T32] r4:dff9ddc0 [ 888.542255][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.542307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.542408][ T32] r4:00000000 [ 888.542460][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.542513][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.542537][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.542609][ T32] r5:00001000 r4:dfb17000 [ 888.542635][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.542685][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.542731][ T32] r5:84553b8c r4:84553800 [ 888.542752][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.542806][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.542831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.542881][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 888.543064][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 888.543416][ T32] INFO: task kworker/1:691:4830 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 888.543976][ T32] r5:8532d400 r4:8291a680 ** 3 printk messages dropped ** [ 888.544150][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.544359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85381f40 ** 6 printk messages dropped ** [ 888.544617][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.544946][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.545161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.545750][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 7 printk messages dropped ** [ 888.546104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 888.546733][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 888.547166][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 888.547577][ T32] INFO: task kworker/1:692:4831 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 888.571089][ T32] r5:8532e000 r4:8291a680 ** 3 printk messages dropped ** [ 888.571363][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.571775][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.572050][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 888.572376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.572452][ T32] r10:00000000 r9:85387280 r8:80287e08 r7:eb319e60 r6:85387300 r5:8532e000 [ 888.572498][ T32] r4:00000001 [ 888.572524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.572566][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 888.572600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.572631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.572665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.572801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.572832][ T32] r4:85381e80 [ 888.573188][ T32] INFO: task kworker/1:692:4831 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.573230][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.573330][ T32] Workqueue: events bpf_prog_free_deferred [ 888.573416][ T32] Call trace: [ 888.573483][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.573544][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.573571][ T32] r4:00000000 [ 888.573592][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.573634][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.573672][ T32] dd20: b37fe000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.573758][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.573791][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.573871][ T32] r5:80050013 r4:80239bb0 [ 888.573898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.573943][ T32] r4:82ac21e4 [ 888.573969][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.574015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.574144][ T32] r4:dff9ddc0 [ 888.574209][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.574303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.574333][ T32] r4:00000000 [ 888.574355][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.574403][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.574426][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.574469][ T32] r5:00001000 r4:dfb17000 [ 888.574515][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.574627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.574717][ T32] r5:84553b8c r4:84553800 [ 888.574792][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.574860][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 3 printk messages dropped ** [ 888.575030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.575325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 888.575930][ T32] r4:8532ec00 ** 5 printk messages dropped ** [ 888.576178][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.576493][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.576805][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.576887][ T32] r5:853adf8c r4:853adc00 [ 888.576960][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.577016][ T32] r7:ddde2d80 r6:83018200 r5:853adf8c r4:85387380 [ 888.577040][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.577206][ T32] r10:61c88647 r9:8532ec00 r8:853873ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.577273][ T32] r4:85387380 [ 888.577381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.577441][ T32] r10:00000000 r9:85387380 r8:80287e08 r7:eb319e60 r6:85387400 r5:8532ec00 [ 888.577468][ T32] r4:00000001 [ 888.577494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.577534][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 888.577562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.577767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.577801][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.577832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.577858][ T32] r4:85381c80 [ 888.578106][ T32] INFO: task kworker/1:693:4833 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.578146][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.578306][ T32] Workqueue: events bpf_prog_free_deferred [ 888.578354][ T32] Call trace: [ 888.599115][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.599224][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.599295][ T32] r4:00000000 [ 888.599325][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.599374][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.599411][ T32] dd20: b3a53000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.599444][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.599484][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.599541][ T32] r5:80050013 r4:80239bb0 [ 888.599580][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.599680][ T32] r4:82ac21e4 [ 888.599709][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.599756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.599794][ T32] r4:dff9ddc0 [ 888.599848][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.599932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.599959][ T32] r4:00000000 [ 888.599982][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.600085][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 888.600486][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 888.600847][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 888.601202][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 888.601472][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.601871][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 888.602453][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 888.602584][ T32] r5:853ae38c r4:853ae000 ** 4 printk messages dropped ** [ 888.602831][ T32] r4:85387480 ** 4 printk messages dropped ** [ 888.603059][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) ** 6 printk messages dropped ** [ 888.603671][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 888.604608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 4 printk messages dropped ** [ 888.604804][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.604852][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.604875][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.604920][ T32] r5:00001000 r4:dfb17000 [ 888.604941][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.604981][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.605025][ T32] r5:84553b8c r4:84553800 [ 888.605070][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.605127][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.605152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.605202][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.605270][ T32] r4:8483ac80 [ 888.605335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.605389][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.605446][ T32] r4:00000001 [ 888.605496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.605614][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.605647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.605678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.605717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.605751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.605826][ T32] r4:84839bc0 [ 888.605852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.605884][ T32] INFO: task kworker/1:695:4838 blocked for more than 465 seconds. [ 888.605918][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.605943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.606038][ T32] task:kworker/1:695 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.606194][ T32] Workqueue: events bpf_prog_free_deferred [ 888.606307][ T32] Call trace: [ 888.606346][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.606399][ T32] r10:8291a684 r9:eb345d84 r8:00000002 r7:60000113 r6:eb345d8c r5:8532a400 [ 888.606424][ T32] r4:8532a400 [ 888.606521][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.606574][ T32] r5:8532a400 r4:8291a680 [ 888.606596][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.606636][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.606681][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb345e08 [ 888.606709][ T32] r4:00000000 [ 888.606734][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 888.607060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.607395][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.607624][ T32] r10:61c88647 r9:8532a400 r8:853875ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.607977][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.631030][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 6 printk messages dropped ** [ 888.631397][ T32] r5:80050013 r4:80239bb0 [ 888.631426][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.631475][ T32] r4:82ac21e4 [ 888.631521][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.631597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.631651][ T32] r4:dff9ddc0 [ 888.631678][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.631725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.631750][ T32] r4:00000000 [ 888.631770][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.631842][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.631871][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.631920][ T32] r5:00001000 r4:dfb17000 [ 888.631944][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.631985][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.632030][ T32] r5:84553b8c r4:84553800 [ 888.632124][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.632184][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.632234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.632337][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.632367][ T32] r4:8483ac80 [ 888.632390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.632440][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.632489][ T32] r4:00000001 [ 888.632517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.632570][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.632603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.632659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.632693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.632727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.632800][ T32] r4:84839bc0 [ 888.632832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.632866][ T32] INFO: task kworker/1:696:4839 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 888.633051][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.633414][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.633854][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.633994][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 888.634337][ T32] r10:00000000 r9:85387680 r8:80287e08 r7:eb345e60 r6:85387700 r5:85329800 ** 7 printk messages dropped ** [ 888.634618][ T32] r4:85397180 ** 5 printk messages dropped ** [ 888.635272][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 888.635847][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.636176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 888.636692][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 888.637190][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 888.637468][ T32] INFO: task kworker/1:697:4840 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 888.637976][ T32] r5:85324800 r4:8291a680 ** 5 printk messages dropped ** [ 888.638338][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.656724][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.657127][ T32] r10:61c88647 r9:85324800 r8:853877ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.657619][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 888.658330][ T32] Call trace: ** 6 printk messages dropped ** [ 888.668994][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 9 printk messages dropped ** [ 888.669387][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.669592][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 888.670048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 888.670420][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 5 printk messages dropped ** [ 888.670758][ T32] r10:8291a684 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85340000 ** 2 printk messages dropped ** [ 888.670885][ T32] r5:85340000 r4:8291a680 [ 888.670907][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.670972][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.671024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 888.671050][ T32] r4:00000000 [ 888.671071][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.671122][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.671180][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.671230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397640 [ 888.671308][ T32] r4:00000000 [ 888.671365][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.671418][ T32] r9:83018205 r8:85340000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 888.671450][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.671499][ T32] r5:00001000 r4:eafd3000 [ 888.671531][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.671602][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.671663][ T32] r5:853aef8c r4:853aec00 [ 888.671689][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.671762][ T32] r7:ddde2d80 r6:83018200 r5:853aef8c r4:85387880 [ 888.671789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.671866][ T32] r10:61c88647 r9:85340000 r8:853878ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.671896][ T32] r4:85387880 [ 888.671932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.672010][ T32] r10:00000000 r9:85387880 r8:80287e08 r7:eb34de60 r6:85387900 r5:85340000 [ 888.672039][ T32] r4:00000001 [ 888.672091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.672204][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 888.672284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.672325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.672406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.672443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.672470][ T32] r4:853977c0 [ 888.672797][ T32] INFO: task kworker/1:698:4844 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.672833][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.672896][ T32] Workqueue: events bpf_prog_free_deferred [ 888.672944][ T32] Call trace: [ 888.673044][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.673100][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.673125][ T32] r4:00000000 [ 888.673252][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.673302][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.673333][ T32] dd20: b424a000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.673372][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.673403][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.673459][ T32] r5:80050013 r4:80239bb0 [ 888.673487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.673532][ T32] r4:82ac21e4 [ 888.673580][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.673633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.673658][ T32] r4:dff9ddc0 [ 888.673679][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.673724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.673748][ T32] r4:00000000 [ 888.673794][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.673871][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.673925][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.673974][ T32] r5:00001000 r4:dfb17000 ** 1 printk messages dropped ** [ 888.674093][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.674621][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.674873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 888.675093][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.675572][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 888.676124][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 888.676404][ T32] r10:61c88647 r9:85341800 r8:8538b2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 888.676741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.677627][ T32] Call trace: ** 6 printk messages dropped ** [ 888.677908][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 9 printk messages dropped ** [ 888.678282][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.699380][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 888.699871][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 7 printk messages dropped ** [ 888.700168][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 8 printk messages dropped ** [ 888.700652][ T32] r5:85342400 r4:8291a680 ** 3 printk messages dropped ** [ 888.700819][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.701022][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.701241][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 888.701543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 888.701902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.702632][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 4 printk messages dropped ** [ 888.702824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.702873][ T32] r4:82ac21e4 [ 888.702895][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.702940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.702966][ T32] r4:dff9ddc0 [ 888.702986][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.703029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.703054][ T32] r4:00000000 [ 888.703089][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.703143][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.703172][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.703220][ T32] r5:00001000 r4:dfb17000 [ 888.703243][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.703298][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.703342][ T32] r5:84553b8c r4:84553800 [ 888.703388][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.703445][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.703468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.703537][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.703567][ T32] r4:8483ac80 [ 888.703588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.703637][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.703661][ T32] r4:00000001 [ 888.703683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.703722][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.703750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.703780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.703810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.703840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.703864][ T32] r4:84839bc0 [ 888.703884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.703910][ T32] INFO: task kworker/1:700:4850 blocked for more than 465 seconds. [ 888.703940][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.703966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.703989][ T32] task:kworker/1:700 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.704063][ T32] Workqueue: events bpf_prog_free_deferred [ 888.704113][ T32] Call trace: [ 888.704174][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.704226][ T32] r10:8291a684 r9:eb35dd84 r8:00000002 r7:60000113 r6:eb35dd8c r5:85343000 [ 888.704328][ T32] r4:85343000 [ 888.704372][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.704421][ T32] r5:85343000 r4:8291a680 [ 888.704443][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.704484][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.704529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 [ 888.704553][ T32] r4:00000000 [ 888.704574][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.704610][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.704646][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.704691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85397b00 [ 888.704715][ T32] r4:00000000 [ 888.704771][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.704825][ T32] r9:83018205 r8:85343000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 888.704850][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.704894][ T32] r5:00001000 r4:eb029000 [ 888.704927][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.704974][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.705020][ T32] r5:853af78c r4:853af400 [ 888.705041][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.705091][ T32] r7:ddde2d80 r6:83018200 r5:853af78c r4:85387b00 [ 888.705129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.705190][ T32] r10:61c88647 r9:85343000 r8:85387b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.705216][ T32] r4:85387b00 [ 888.705261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.705314][ T32] r10:00000000 r9:85387b00 r8:80287e08 r7:eb34de60 r6:85387b80 r5:85343000 [ 888.705379][ T32] r4:00000001 [ 888.705430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.705501][ T32] Exception stack(0xeb35dfb0 to 0xeb35dff8) [ 888.705611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.705660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.706223][ T32] Call trace: ** 5 printk messages dropped ** [ 888.706633][ T32] dd20: b474a000 dfafb000 00000001 80239b98 7f151000 00000001 ** 7 printk messages dropped ** [ 888.707021][ T32] r4:dff9ddc0 ** 7 printk messages dropped ** [ 888.707429][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 888.707925][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 888.708257][ T32] INFO: task kworker/1:701:4853 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 888.739588][ T32] r10:8291a684 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:85343c00 ** 8 printk messages dropped ** [ 888.740137][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.740593][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.740865][ T32] r10:61c88647 r9:85343c00 r8:85387c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.740894][ T32] r4:85387c00 [ 888.740921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.740974][ T32] r10:00000000 r9:85387c00 r8:80287e08 r7:eb34de60 r6:85387c80 r5:85343c00 [ 888.741023][ T32] r4:00000001 [ 888.741076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.741138][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) [ 888.741185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.741220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.741254][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.741287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.741311][ T32] r4:85397b80 [ 888.741651][ T32] INFO: task kworker/1:701:4853 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.741688][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.741749][ T32] Workqueue: events bpf_prog_free_deferred [ 888.741806][ T32] Call trace: [ 888.741855][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.741965][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.741995][ T32] r4:00000000 [ 888.742067][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.742187][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.742223][ T32] dd20: b4bfd000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.742261][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.742289][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.742414][ T32] r5:80050013 r4:80239bb0 [ 888.742441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.742535][ T32] r4:82ac21e4 [ 888.742562][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.742637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.742667][ T32] r4:dff9ddc0 [ 888.742743][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.742828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.742855][ T32] r4:00000000 [ 888.742904][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.742986][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.743034][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.743086][ T32] r5:00001000 r4:dfb17000 [ 888.743125][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.743197][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.743256][ T32] r5:84553b8c r4:84553800 [ 888.743282][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.743332][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.743356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.743407][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.743432][ T32] r4:8483ac80 [ 888.743452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.743537][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 6 printk messages dropped ** [ 888.743803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.744507][ T32] r10:8291a684 r9:eb361d84 r8:00000002 r7:60000113 r6:eb361d8c r5:85344800 ** 8 printk messages dropped ** [ 888.744857][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.745215][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 888.745460][ T32] r10:61c88647 r9:85344800 r8:85387d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 888.745782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.746451][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 888.746889][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 888.747135][ T32] r4:00000000 ** 6 printk messages dropped ** [ 888.747468][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 888.747714][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 888.748060][ T32] INFO: task kworker/1:703:4856 blocked for more than 465 seconds. ** 10 printk messages dropped ** [ 888.769755][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 888.770407][ T32] r5:00001000 r4:eb099000 ** 2 printk messages dropped ** [ 888.770549][ T32] r5:853f038c r4:853f0000 ** 4 printk messages dropped ** [ 888.770742][ T32] r4:85387e00 ** 6 printk messages dropped ** [ 888.771201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.772104][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 888.772474][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 888.772578][ T32] r4:dff9ddc0 [ 888.772623][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.772680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.772744][ T32] r4:00000000 [ 888.772771][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.772821][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.772844][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.772888][ T32] r5:00001000 r4:dfb17000 [ 888.772909][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.772975][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.773026][ T32] r5:84553b8c r4:84553800 [ 888.773049][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.773100][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.773174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.773230][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.773290][ T32] r4:8483ac80 [ 888.773315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.773366][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.773415][ T32] r4:00000001 [ 888.773440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.773478][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.773508][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.773540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.773571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.773605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.773730][ T32] r4:84839bc0 [ 888.773758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.773865][ T32] INFO: task kworker/1:704:4858 blocked for more than 465 seconds. [ 888.773925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.773968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.773995][ T32] task:kworker/1:704 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.774046][ T32] Workqueue: events bpf_prog_free_deferred [ 888.774090][ T32] Call trace: [ 888.774122][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.774172][ T32] r10:8291a684 r9:eb369d84 r8:00000002 r7:60000013 r6:eb369d8c r5:85345400 [ 888.774197][ T32] r4:85345400 [ 888.774218][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.774271][ T32] r5:85345400 r4:8291a680 [ 888.774293][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.774349][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.774400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 888.774424][ T32] r4:00000000 [ 888.774446][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.774483][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.774529][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.774578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e140 [ 888.774603][ T32] r4:00000000 [ 888.774639][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.774692][ T32] r9:83018205 r8:85345400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 888.774716][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.774795][ T32] r5:00001000 r4:eb14f000 [ 888.774858][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.774934][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.774983][ T32] r5:853f078c r4:853f0400 [ 888.775009][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.775057][ T32] r7:ddde2d80 r6:83018200 r5:853f078c r4:85387f00 [ 888.775079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.775127][ T32] r10:61c88647 r9:85345400 r8:85387f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.775152][ T32] r4:85387f00 [ 888.775173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.775225][ T32] r10:00000000 r9:85387f00 r8:80287e08 r7:eb361e60 r6:85387f80 r5:85345400 [ 888.775262][ T32] r4:00000001 [ 888.775300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.775344][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 888.775397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 888.775437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.775469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.775506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.775531][ T32] r4:8539e100 [ 888.775707][ T32] INFO: task kworker/1:704:4858 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.775759][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.775829][ T32] Workqueue: events bpf_prog_free_deferred [ 888.775877][ T32] Call trace: [ 888.776076][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.776138][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.776163][ T32] r4:00000000 [ 888.776185][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.776227][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.776302][ T32] dd20: b4f2e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.776365][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.776396][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.776421][ T32] r5:80050013 r4:80239bb0 [ 888.776444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.776488][ T32] r4:82ac21e4 [ 888.776533][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.776587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 3 printk messages dropped ** [ 888.776698][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.776962][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.777344][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.777652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 888.778114][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 888.778454][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.799614][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.799839][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 888.799959][ T32] r7:ddde2d80 r6:83018200 r5:853f0b8c r4:853a2000 ** 5 printk messages dropped ** [ 888.800230][ T32] r4:00000001 ** 4 printk messages dropped ** [ 888.800505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.801303][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 888.801701][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.801877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 888.802510][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.802892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.803174][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.803554][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.803951][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.804057][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.804100][ T32] r5:8535db8c r4:8535d800 [ 888.804122][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.804168][ T32] r7:dddced80 r6:83018000 r5:8535db8c r4:8538b300 [ 888.804190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.804238][ T32] r10:61c88647 r9:85320000 r8:8538b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 888.804323][ T32] r4:8538b300 [ 888.804351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.804401][ T32] r10:00000000 r9:8538b300 r8:80287e08 r7:eb1b9e60 r6:853a2100 r5:85320000 [ 888.804425][ T32] r4:00000001 [ 888.804448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.804486][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 888.804514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 888.804546][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.804575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.804605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.804652][ T32] r4:8539d680 [ 888.804834][ T32] INFO: task kworker/0:164:4861 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.804870][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.804930][ T32] Workqueue: events bpf_prog_free_deferred [ 888.804977][ T32] Call trace: [ 888.805008][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.805061][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.805087][ T32] r4:00000000 [ 888.805109][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.805149][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.805179][ T32] dd20: b526b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.805211][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.805238][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.805276][ T32] r5:80050013 r4:80239bb0 [ 888.805298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.805340][ T32] r4:82ac21e4 [ 888.805361][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.805433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.805465][ T32] r4:dff9ddc0 [ 888.805486][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.805531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.805556][ T32] r4:00000000 [ 888.805578][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.805625][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.805647][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.805690][ T32] r5:00001000 r4:dfb17000 [ 888.805710][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.805754][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.805810][ T32] r5:84553b8c r4:84553800 [ 888.805837][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.805887][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.805911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.805959][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.805982][ T32] r4:8483ac80 [ 888.806002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.806050][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.806091][ T32] r4:00000001 [ 888.806143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.806189][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.806219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.806258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.806291][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.806324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 888.806529][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.806935][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 888.807298][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 888.807545][ T32] r5:853f178c r4:853f1400 ** 4 printk messages dropped ** [ 888.807714][ T32] r4:853a2180 ** 4 printk messages dropped ** [ 888.807862][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) ** 6 printk messages dropped ** [ 888.808213][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.843849][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.844009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 12 printk messages dropped ** [ 888.844528][ T32] r4:8483ac80 ** 3 printk messages dropped ** [ 888.844670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 888.845059][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 1 printk messages dropped ** [ 888.845139][ T32] task:kworker/1:707 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.845205][ T32] Workqueue: events bpf_prog_free_deferred [ 888.845285][ T32] Call trace: [ 888.845328][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.845403][ T32] r10:8291a684 r9:eb37dd84 r8:00000002 r7:60000013 r6:eb37dd8c r5:85331800 [ 888.845432][ T32] r4:85331800 [ 888.845455][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.845500][ T32] r5:85331800 r4:8291a680 [ 888.845521][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.845576][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.845629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 888.845676][ T32] r4:00000000 [ 888.845704][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.845751][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.845788][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.845831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539e980 [ 888.845855][ T32] r4:00000000 [ 888.845876][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.845921][ T32] r9:83018205 r8:85331800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 888.845957][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.846006][ T32] r5:00001000 r4:eb1c1000 [ 888.846027][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.846067][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.846113][ T32] r5:853f138c r4:853f1000 [ 888.846161][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.846239][ T32] r7:ddde2d80 r6:83018200 r5:853f138c r4:853a2280 [ 888.846277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.846328][ T32] r10:61c88647 r9:85331800 r8:853a22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.846352][ T32] r4:853a2280 [ 888.846374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.846422][ T32] r10:00000000 r9:853a2280 r8:80287e08 r7:eb379e60 r6:853a2300 r5:85331800 [ 888.846446][ T32] r4:00000001 [ 888.846466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.846529][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 888.846585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.846624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.846653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.846684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.846737][ T32] r4:8539e580 [ 888.847129][ T32] INFO: task kworker/1:707:4865 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.847188][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.847329][ T32] Workqueue: events bpf_prog_free_deferred [ 888.847382][ T32] Call trace: [ 888.847417][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.847493][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.847528][ T32] r4:00000000 [ 888.847550][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.847594][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.847624][ T32] dd20: b5acc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.847656][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.847682][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.847708][ T32] r5:80050013 r4:80239bb0 [ 888.847745][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.847794][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 888.847886][ T32] r4:dff9ddc0 ** 7 printk messages dropped ** [ 888.848306][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 888.859037][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 888.859330][ T32] r4:84839bc0 ** 5 printk messages dropped ** [ 888.859620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.860109][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 888.860658][ T32] r5:00001000 r4:e072b000 ** 1 printk messages dropped ** [ 888.860750][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 888.861147][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.861475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.862320][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.862350][ T32] dd20: b5acc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.862383][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.862428][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.862492][ T32] r5:80050013 r4:80239bb0 [ 888.862529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.862577][ T32] r4:82ac21e4 [ 888.862599][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.862644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.862670][ T32] r4:dff9ddc0 [ 888.862691][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.862759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.862789][ T32] r4:00000000 [ 888.862833][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.862891][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.862917][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.862961][ T32] r5:00001000 r4:dfb17000 [ 888.862982][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.863037][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.863148][ T32] r5:84553b8c r4:84553800 [ 888.863184][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.863239][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.863276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.863326][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.863350][ T32] r4:8483ac80 [ 888.863371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.863452][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.863491][ T32] r4:00000001 [ 888.863522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.863564][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.863595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.863655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.863720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.863757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.863781][ T32] r4:84839bc0 [ 888.863802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.863830][ T32] INFO: task kworker/1:708:4870 blocked for more than 465 seconds. [ 888.863861][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.863887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.863910][ T32] task:kworker/1:708 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 888.864380][ T32] r5:853c6000 r4:8291a680 ** 3 printk messages dropped ** [ 888.864543][ T32] r4:00000000 ** 5 printk messages dropped ** [ 888.864825][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 888.865107][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 888.865417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 888.865870][ T32] r4:8539ea00 ** 3 printk messages dropped ** [ 888.866319][ T32] Call trace: ** 4 printk messages dropped ** [ 888.866559][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.866615][ T32] dd20: b5acc000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.866678][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.866784][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.866834][ T32] r5:80050013 r4:80239bb0 [ 888.866918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.867067][ T32] r4:82ac21e4 [ 888.867150][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.867212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.867293][ T32] r4:dff9ddc0 [ 888.867340][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.867390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.867415][ T32] r4:00000000 [ 888.867473][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.867530][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.867555][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.867599][ T32] r5:00001000 r4:dfb17000 [ 888.867620][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.867659][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.867702][ T32] r5:84553b8c r4:84553800 [ 888.867723][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.867791][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.867823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.867874][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.867898][ T32] r4:8483ac80 [ 888.867920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.867992][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.868045][ T32] r4:00000001 [ 888.868069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.868109][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.868160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.868197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 888.868404][ T32] INFO: task kworker/1:709:4872 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 888.902852][ T32] r5:853c3000 r4:8291a680 ** 5 printk messages dropped ** [ 888.903114][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.903538][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 888.903690][ T32] r7:ddde2d80 r6:83018200 r5:853f1f8c r4:853a2400 ** 5 printk messages dropped ** [ 888.903925][ T32] r4:00000001 [ 888.903947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.903987][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 888.904019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 888.904067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.904100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.904144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.904173][ T32] r4:8539eb80 [ 888.904560][ T32] INFO: task kworker/1:709:4872 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.904602][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.904666][ T32] Workqueue: events bpf_prog_free_deferred [ 888.904748][ T32] Call trace: [ 888.904782][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.904838][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.904864][ T32] r4:00000000 [ 888.904885][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.904951][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.904986][ T32] dd20: b62c7000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.905019][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.905046][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.905095][ T32] r5:80050013 r4:80239bb0 [ 888.905145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.905195][ T32] r4:82ac21e4 [ 888.905218][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.905269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.905296][ T32] r4:dff9ddc0 [ 888.905317][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 888.905466][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 888.905937][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 888.906143][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.906492][ T32] task:kworker/1:710 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 888.907227][ T32] r4:00000000 ** 3 printk messages dropped ** [ 888.907538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539ee00 ** 7 printk messages dropped ** [ 888.907968][ T32] r5:853f238c r4:853f2000 [ 888.907990][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 888.908205][ T32] r10:00000000 r9:853a2480 r8:80287e08 r7:eb391e60 r6:853a2500 r5:85332400 ** 9 printk messages dropped ** [ 888.916073][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.916191][ T32] Workqueue: events bpf_prog_free_deferred [ 888.916294][ T32] Call trace: [ 888.916334][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.916439][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.916497][ T32] r4:00000000 [ 888.916554][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.916607][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.916666][ T32] dd20: b62c7000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.916705][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.916759][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.916794][ T32] r5:80050013 r4:80239bb0 [ 888.916837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.916926][ T32] r4:82ac21e4 [ 888.916982][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.917046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.917073][ T32] r4:dff9ddc0 [ 888.917095][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.917140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.917165][ T32] r4:00000000 [ 888.917186][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.917294][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.917331][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.917383][ T32] r5:00001000 r4:dfb17000 [ 888.917430][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.917499][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.917554][ T32] r5:84553b8c r4:84553800 [ 888.917578][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.917629][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.917653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.917703][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 888.917874][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.918117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 888.932372][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:85333000 ** 8 printk messages dropped ** [ 888.932769][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 888.933440][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 888.933563][ T32] r7:ddde2d80 r6:83018200 r5:853f278c r4:853a2580 ** 4 printk messages dropped ** [ 888.933765][ T32] r10:00000000 r9:853a2580 r8:80287e08 r7:eb381e60 r6:853a2600 r5:85333000 ** 9 printk messages dropped ** [ 888.934560][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 888.935397][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 888.935759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 10 printk messages dropped ** [ 888.936224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 888.936650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 888.937049][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.937633][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.937964][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 888.938151][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.938225][ T32] r5:853f2f8c r4:853f2c00 [ 888.938260][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.938310][ T32] r7:ddde2d80 r6:83018200 r5:853f2f8c r4:853a2680 [ 888.938334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.938429][ T32] r10:61c88647 r9:85333c00 r8:853a26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.950984][ T32] r4:853a2680 [ 888.951040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.951154][ T32] r10:00000000 r9:853a2680 r8:80287e08 r7:eb399e60 r6:853a2700 r5:85333c00 [ 888.951241][ T32] r4:00000001 [ 888.951321][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.951395][ T32] Exception stack(0xeb39dfb0 to 0xeb39dff8) [ 888.951444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.951535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.951571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.951605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.951630][ T32] r4:853a9100 [ 888.951965][ T32] INFO: task kworker/1:712:4879 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 888.952003][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.952145][ T32] Workqueue: events bpf_prog_free_deferred [ 888.952230][ T32] Call trace: [ 888.952370][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 888.952438][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 888.952466][ T32] r4:00000000 [ 888.952515][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 888.952565][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 888.952621][ T32] dd20: b653b000 dfafb000 00000001 80239b98 7f151000 00000001 [ 888.952662][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 888.952718][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 888.952840][ T32] r5:80050013 r4:80239bb0 [ 888.952904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 888.952955][ T32] r4:82ac21e4 [ 888.952980][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 888.953031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 888.953119][ T32] r4:dff9ddc0 [ 888.953151][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.953204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.953259][ T32] r4:00000000 [ 888.953300][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.953380][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.953411][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.953459][ T32] r5:00001000 r4:dfb17000 [ 888.953481][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.953587][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.953674][ T32] r5:84553b8c r4:84553800 [ 888.953770][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.953838][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.953865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.953968][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.954024][ T32] r4:8483ac80 [ 888.954089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.954170][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.954199][ T32] r4:00000001 [ 888.954236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.954320][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.954355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.954410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.954546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.954581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.954666][ T32] r4:84839bc0 [ 888.954718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.954771][ T32] INFO: task kworker/1:713:4880 blocked for more than 466 seconds. [ 888.954812][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 2 printk messages dropped ** [ 888.955031][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 888.955452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 8 printk messages dropped ** [ 888.956041][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 888.956330][ T32] r7:ddde2d80 r6:83018200 r5:853f2b8c r4:853a2780 ** 5 printk messages dropped ** [ 888.956654][ T32] r4:00000001 ** 5 printk messages dropped ** [ 888.957038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 888.957685][ T32] r4:00000000 ** 4 printk messages dropped ** [ 888.957920][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 888.958383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 888.979702][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 888.980095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 888.980496][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.980972][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 888.981573][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 888.981990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 888.982377][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 888.983225][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 888.983775][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 888.984380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 888.984404][ T32] r4:00000000 [ 888.984470][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.984525][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 888.984549][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.984593][ T32] r5:00001000 r4:dfb17000 [ 888.984614][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.984674][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.984724][ T32] r5:84553b8c r4:84553800 [ 888.984772][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.984881][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 888.984911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.984966][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.984990][ T32] r4:8483ac80 [ 888.985112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.985167][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 888.985192][ T32] r4:00000001 [ 888.985242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.985293][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 888.985322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 888.985353][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 888.985383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 888.985466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 888.985495][ T32] r4:84839bc0 [ 888.985516][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 888.985559][ T32] INFO: task kworker/1:715:4884 blocked for more than 466 seconds. [ 888.985596][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 888.985622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 888.985645][ T32] task:kworker/1:715 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 888.985694][ T32] Workqueue: events bpf_prog_free_deferred [ 888.985741][ T32] Call trace: [ 888.985776][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 888.985907][ T32] r10:8291a684 r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:85336000 [ 888.985939][ T32] r4:85336000 [ 888.985963][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 888.986009][ T32] r5:85336000 r4:8291a680 [ 888.986030][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 888.986103][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 888.986156][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 888.986205][ T32] r4:00000000 [ 888.986234][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 888.986310][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 888.986353][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 888.986397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9340 [ 888.986447][ T32] r4:00000000 [ 888.986479][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 888.986571][ T32] r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 888.986599][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 888.986644][ T32] r5:00001000 r4:eb3af000 [ 888.986700][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 888.986850][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 888.986993][ T32] r5:853f338c r4:853f3000 [ 888.987025][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 888.987100][ T32] r7:ddde2d80 r6:83018200 r5:853f338c r4:853a2980 [ 888.987128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 888.987195][ T32] r10:61c88647 r9:85336000 r8:853a29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 888.987282][ T32] r4:853a2980 [ 888.987323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 888.987376][ T32] r10:00000000 r9:853a2980 r8:80287e08 r7:eb3a1e60 r6:853a2a00 r5:85336000 [ 888.987402][ T32] r4:00000001 [ 888.987423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 888.987474][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) [ 888.987587][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 888.987712][ T32] r4:853a9240 ** 3 printk messages dropped ** [ 888.990749][ T32] Call trace: ** 6 printk messages dropped ** [ 889.032420][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.033237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 10 printk messages dropped ** [ 889.034185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.034949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.035606][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.036364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 ** 5 printk messages dropped ** [ 889.036787][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.037295][ T32] r5:853f3f8c r4:853f3c00 ** 2 printk messages dropped ** [ 889.037548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.038075][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.054910][ T32] Call trace: ** 6 printk messages dropped ** [ 889.055584][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 889.056141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 11 printk messages dropped ** [ 889.057192][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 889.057980][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 889.058506][ T32] INFO: task kworker/1:717:4887 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.073245][ T32] r4:85338c00 ** 2 printk messages dropped ** [ 889.073443][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.073536][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.073631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 889.073704][ T32] r4:00000000 [ 889.073778][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.073887][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.073991][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.074089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a97c0 [ 889.074152][ T32] r4:00000000 [ 889.074257][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.074377][ T32] r9:83018205 r8:85338c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 889.074434][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.074558][ T32] r5:00001000 r4:dfa6b000 [ 889.074615][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.074705][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.074796][ T32] r5:853f3b8c r4:853f3800 [ 889.074843][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.074946][ T32] r7:ddde2d80 r6:83018200 r5:853f3b8c r4:853a2b80 [ 889.074994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.075092][ T32] r10:61c88647 r9:85338c00 r8:853a2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.075142][ T32] r4:853a2b80 [ 889.075187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.075303][ T32] r10:00000000 r9:853a2b80 r8:80287e08 r7:eb3bde60 r6:853a2c00 r5:85338c00 [ 889.075377][ T32] r4:00000001 [ 889.075431][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.075534][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 889.075601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.075668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.075753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.075824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.075904][ T32] r4:853a9780 [ 889.076511][ T32] INFO: task kworker/1:717:4887 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.076610][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 889.076902][ T32] Call trace: ** 6 printk messages dropped ** [ 889.077561][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.078312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 8 printk messages dropped ** [ 889.099766][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 889.100576][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 889.100944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 889.101412][ T32] Workqueue: events bpf_prog_free_deferred [ 889.101518][ T32] Call trace: [ 889.101605][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.101714][ T32] r10:8291a684 r9:eb3b9d84 r8:00000002 r7:60000013 r6:eb3b9d8c r5:85339800 [ 889.101767][ T32] r4:85339800 [ 889.101852][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.101955][ T32] r5:85339800 r4:8291a680 [ 889.102004][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.102090][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.102183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 889.102242][ T32] r4:00000000 [ 889.102291][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.102403][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.102500][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.102616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8539eec0 [ 889.102739][ T32] r4:00000000 [ 889.102794][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.102891][ T32] r9:83018205 r8:85339800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 889.102937][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.103040][ T32] r5:00001000 r4:e492b000 [ 889.103117][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.103357][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.103474][ T32] r5:8540078c r4:85400400 [ 889.103578][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.103693][ T32] r7:ddde2d80 r6:83018200 r5:8540078c r4:853a2c80 [ 889.103783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.103896][ T32] r10:61c88647 r9:85339800 r8:853a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.103963][ T32] r4:853a2c80 [ 889.104015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.104120][ T32] r10:00000000 r9:853a2c80 r8:80287e08 r7:eb3bde60 r6:853a2d00 r5:85339800 [ 889.104182][ T32] r4:00000001 [ 889.104239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.104358][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 889.104424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.104489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.104590][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.104695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.104763][ T32] r4:853a9980 [ 889.105377][ T32] INFO: task kworker/1:718:4890 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 5 printk messages dropped ** [ 889.106074][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.106412][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 889.106879][ T32] r4:dff9ddc0 ** 7 printk messages dropped ** [ 889.107432][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 889.108288][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 6 printk messages dropped ** [ 889.133461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 889.133954][ T32] task:kworker/1:719 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.134075][ T32] Workqueue: events bpf_prog_free_deferred [ 889.134220][ T32] Call trace: [ 889.134322][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.134437][ T32] r10:8291a684 r9:eb3cdd84 r8:00000002 r7:60000113 r6:eb3cdd8c r5:8533b000 [ 889.134519][ T32] r4:8533b000 [ 889.134580][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.134682][ T32] r5:8533b000 r4:8291a680 [ 889.134781][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.134899][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.135010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3cde08 [ 889.135081][ T32] r4:00000000 [ 889.135132][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.135215][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.135304][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.135400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9e00 [ 889.135466][ T32] r4:00000000 [ 889.135526][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.135631][ T32] r9:83018205 r8:8533b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 889.135732][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.135838][ T32] r5:00001000 r4:e0803000 [ 889.135900][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.135995][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.136109][ T32] r5:8540038c r4:85400000 [ 889.136174][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.136342][ T32] r7:ddde2d80 r6:83018200 r5:8540038c r4:853a2d80 [ 889.136409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.136510][ T32] r10:61c88647 r9:8533b000 r8:853a2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.136577][ T32] r4:853a2d80 [ 889.136638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.136754][ T32] r10:00000000 r9:853a2d80 r8:80287e08 r7:eb3b9e60 r6:853a2e00 r5:8533b000 [ 889.136835][ T32] r4:00000001 [ 889.136894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.137000][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 889.137075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.137143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.137202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.137284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.137354][ T32] r4:853a9b80 [ 889.137940][ T32] INFO: task kworker/1:719:4892 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.138023][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.138223][ T32] Workqueue: events bpf_prog_free_deferred [ 889.138330][ T32] Call trace: [ 889.138462][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.153703][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.153824][ T32] r4:00000000 [ 889.153886][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.154064][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.154182][ T32] dd20: b7965000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.154256][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.154320][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.154414][ T32] r5:80050013 r4:80239bb0 [ 889.154468][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.154573][ T32] r4:82ac21e4 [ 889.154622][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.154734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.154801][ T32] r4:dff9ddc0 [ 889.154850][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.154972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.155040][ T32] r4:00000000 [ 889.155089][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.155196][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.155261][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 889.155509][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 889.156415][ T32] r4:00000001 ** 3 printk messages dropped ** [ 889.156688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.157421][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.157971][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 889.179510][ T32] r9:83018205 r8:8533c800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 4 printk messages dropped ** [ 889.179890][ T32] r5:8540178c r4:85401400 ** 2 printk messages dropped ** [ 889.180084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.180748][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.181892][ T32] Call trace: ** 4 printk messages dropped ** [ 889.182264][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 889.182696][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 889.183409][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 889.184112][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.184465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.184976][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.185684][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 889.186174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc200 [ 889.186236][ T32] r4:00000000 [ 889.186282][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.186379][ T32] r9:83018205 r8:853c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 889.186426][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.186512][ T32] r5:00001000 r4:eacd5000 [ 889.186566][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.186645][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.186734][ T32] r5:85400f8c r4:85400c00 [ 889.186778][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.186874][ T32] r7:ddde2d80 r6:83018200 r5:85400f8c r4:853a2f80 [ 889.186919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.187015][ T32] r10:61c88647 r9:853c2400 r8:853a2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.187064][ T32] r4:853a2f80 [ 889.187107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.187202][ T32] r10:00000000 r9:853a2f80 r8:80287e08 r7:eb3d5e60 r6:8538b580 r5:853c2400 [ 889.187252][ T32] r4:00000001 [ 889.187298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.187372][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 889.187430][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.187492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.187559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.187625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.187673][ T32] r4:853a9b40 [ 889.187979][ T32] INFO: task kworker/1:721:4897 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.188050][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.188166][ T32] Workqueue: events bpf_prog_free_deferred [ 889.188259][ T32] Call trace: [ 889.188362][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.211248][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.211345][ T32] r4:00000000 [ 889.211397][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.211532][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.211616][ T32] dd20: b8078000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.211709][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.211776][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.211830][ T32] r5:80050013 r4:80239bb0 [ 889.211878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.211967][ T32] r4:82ac21e4 [ 889.212010][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.212133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.212200][ T32] r4:dff9ddc0 [ 889.212248][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.212396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.212448][ T32] r4:00000000 [ 889.212497][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 889.212684][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 889.213362][ T32] r4:8483ac80 ** 4 printk messages dropped ** [ 889.213739][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 889.214294][ T32] INFO: task kworker/0:166:4898 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 889.215083][ T32] r5:853c4800 r4:8291a680 ** 3 printk messages dropped ** [ 889.215362][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.215733][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.216168][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 889.216637][ T32] r4:8538b600 ** 6 printk messages dropped ** [ 889.217063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.218200][ T32] Call trace: ** 7 printk messages dropped ** [ 889.244238][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 889.244732][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.245418][ T32] r5:00001000 r4:dfb17000 ** 5 printk messages dropped ** [ 889.245944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.246749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.247606][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.248328][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.259954][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 889.260650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.261298][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 889.262264][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.262415][ T32] Workqueue: events bpf_prog_free_deferred [ 889.262528][ T32] Call trace: [ 889.262610][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.262721][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.262775][ T32] r4:00000000 [ 889.262823][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.262917][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.262981][ T32] dd20: b84a7000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.263053][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.263115][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.263208][ T32] r5:80050013 r4:80239bb0 [ 889.263267][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.263367][ T32] r4:82ac21e4 [ 889.263419][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.263548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.263630][ T32] r4:dff9ddc0 [ 889.263692][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.263784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.263838][ T32] r4:00000000 [ 889.263888][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.264016][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.264106][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.264208][ T32] r5:00001000 r4:dfb17000 [ 889.264309][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.264403][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.264544][ T32] r5:84553b8c r4:84553800 [ 889.264660][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.264790][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.264857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.264966][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.265021][ T32] r4:8483ac80 [ 889.265070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.265168][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.265223][ T32] r4:00000001 [ 889.265266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.265347][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.265406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.265469][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.265527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.265603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.265665][ T32] r4:84839bc0 [ 889.265717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.265781][ T32] INFO: task kworker/0:167:4902 blocked for more than 466 seconds. [ 889.265855][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.265958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.266124][ T32] task:kworker/0:167 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.266229][ T32] Workqueue: events bpf_prog_free_deferred [ 889.266386][ T32] Call trace: [ 889.266464][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.266579][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:85420000 [ 889.266631][ T32] r4:85420000 [ 889.266681][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.266803][ T32] r5:85420000 r4:8291a680 [ 889.266864][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.266969][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 889.267136][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.267636][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.268295][ T32] r5:85402f8c r4:85402c00 [ 889.268359][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 889.291978][ T32] r4:8538b780 ** 5 printk messages dropped ** [ 889.292652][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.294869][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 10 printk messages dropped ** [ 889.295748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 11 printk messages dropped ** [ 889.297249][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 889.298079][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 6 printk messages dropped ** [ 889.323395][ T32] INFO: task kworker/1:723:4904 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.324613][ T32] r4:85421800 ** 4 printk messages dropped ** [ 889.325087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 ** 7 printk messages dropped ** [ 889.325777][ T32] r9:83018205 r8:85421800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 6 printk messages dropped ** [ 889.326635][ T32] r7:ddde2d80 r6:83018200 r5:8540338c r4:853a4080 ** 5 printk messages dropped ** [ 889.327417][ T32] r4:00000001 [ 889.327608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.327817][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 889.327945][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.328024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.328194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.328421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.350334][ T32] r4:850cc480 [ 889.350984][ T32] INFO: task kworker/1:723:4904 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.351095][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.351325][ T32] Workqueue: events bpf_prog_free_deferred [ 889.351532][ T32] Call trace: [ 889.351739][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.351951][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.352124][ T32] r4:00000000 [ 889.352299][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.352407][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.352480][ T32] dd20: b8ea4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.352731][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.353029][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.353151][ T32] r5:80050013 r4:80239bb0 [ 889.353277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.353392][ T32] r4:82ac21e4 [ 889.353445][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.353547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.353605][ T32] r4:dff9ddc0 [ 889.353735][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.353862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.353988][ T32] r4:00000000 [ 889.354059][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.354268][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.354333][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.354597][ T32] r5:00001000 r4:dfb17000 [ 889.354814][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.354937][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.355044][ T32] r5:84553b8c r4:84553800 [ 889.355095][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.355205][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.355256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.355366][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.355425][ T32] r4:8483ac80 [ 889.355522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.355641][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.355694][ T32] r4:00000001 [ 889.355739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.355822][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.355990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.356068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.356132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.356328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.356396][ T32] r4:84839bc0 [ 889.356448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.356509][ T32] INFO: task kworker/1:724:4906 blocked for more than 466 seconds. [ 889.356593][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.356667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.356751][ T32] task:kworker/1:724 state:D stack:0 pid:4906 tgid:4906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.356863][ T32] Workqueue: events bpf_prog_free_deferred [ 889.356956][ T32] Call trace: ** 2 printk messages dropped ** [ 889.357181][ T32] r4:85420c00 ** 4 printk messages dropped ** [ 889.357558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 ** 9 printk messages dropped ** [ 889.358612][ T32] r5:00001000 r4:eae31000 ** 2 printk messages dropped ** [ 889.382495][ T32] r5:85401b8c r4:85401800 ** 1 printk messages dropped ** [ 889.382699][ T32] r7:ddde2d80 r6:83018200 r5:85401b8c r4:853a4100 ** 6 printk messages dropped ** [ 889.383172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 889.384376][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 889.385256][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.385326][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.385380][ T32] r5:80050013 r4:80239bb0 [ 889.385429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.385521][ T32] r4:82ac21e4 [ 889.385578][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.385672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.385723][ T32] r4:dff9ddc0 [ 889.385768][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.385861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.385909][ T32] r4:00000000 [ 889.385957][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 889.386253][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 889.387104][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 9 printk messages dropped ** [ 889.387867][ T32] INFO: task kworker/1:725:4908 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 889.409163][ T32] r4:85423c00 ** 4 printk messages dropped ** [ 889.409696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 ** 10 printk messages dropped ** [ 889.410580][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 889.410829][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 889.411895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.413235][ T32] Call trace: ** 6 printk messages dropped ** [ 889.413889][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.414642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 12 printk messages dropped ** [ 889.415708][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 889.415915][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.416357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 889.417412][ T32] r4:85423000 ** 4 printk messages dropped ** [ 889.417844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 ** 9 printk messages dropped ** [ 889.449303][ T32] r5:00001000 r4:eae8f000 ** 2 printk messages dropped ** [ 889.449560][ T32] r5:8540238c r4:85402000 ** 4 printk messages dropped ** [ 889.449969][ T32] r4:853a4200 ** 5 printk messages dropped ** [ 889.450441][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.451716][ T32] Call trace: ** 6 printk messages dropped ** [ 889.452317][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.452382][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.452452][ T32] r5:80050013 r4:80239bb0 [ 889.452541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.452649][ T32] r4:82ac21e4 [ 889.452750][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.452903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.452988][ T32] r4:dff9ddc0 [ 889.453069][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.453177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.453241][ T32] r4:00000000 [ 889.453288][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.453401][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.453455][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.453584][ T32] r5:00001000 r4:dfb17000 [ 889.453637][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.453729][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.453827][ T32] r5:84553b8c r4:84553800 [ 889.453887][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.453993][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.454044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.454150][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.454218][ T32] r4:8483ac80 [ 889.454264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.454381][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.454447][ T32] r4:00000001 [ 889.454495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.454594][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.454685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.454760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.454823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.454913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.455005][ T32] r4:84839bc0 [ 889.455072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.455168][ T32] INFO: task kworker/1:727:4911 blocked for more than 466 seconds. [ 889.455303][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.455376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.455430][ T32] task:kworker/1:727 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.455661][ T32] Workqueue: events bpf_prog_free_deferred [ 889.455774][ T32] Call trace: [ 889.455850][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.455980][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:85424800 [ 889.456069][ T32] r4:85424800 [ 889.456124][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.456224][ T32] r5:85424800 r4:8291a680 [ 889.456299][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.456410][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.456513][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 889.456596][ T32] r4:00000000 [ 889.456654][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.456736][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.456834][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.456935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850cc9c0 [ 889.456997][ T32] r4:00000000 [ 889.457072][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.457181][ T32] r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 889.457233][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.457328][ T32] r5:00001000 r4:eaeb5000 [ 889.457387][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.457503][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.457624][ T32] r5:8540278c r4:85402400 [ 889.457682][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.457809][ T32] r7:ddde2d80 r6:83018200 r5:8540278c r4:853a4280 [ 889.457872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.457980][ T32] r10:61c88647 r9:85424800 r8:853a42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.458052][ T32] r4:853a4280 [ 889.458106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.458237][ T32] r10:00000000 r9:853a4280 r8:80287e08 r7:eb3e9e60 r6:8538ba80 r5:85424800 [ 889.458301][ T32] r4:00000001 [ 889.458349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.458488][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 889.487880][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.487988][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 889.489657][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 889.490951][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.491048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.491101][ T32] r4:dff9ddc0 [ 889.491164][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.491274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.491350][ T32] r4:00000000 [ 889.491411][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.491542][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.491602][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.491694][ T32] r5:00001000 r4:dfb17000 [ 889.491740][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.491825][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.491916][ T32] r5:84553b8c r4:84553800 [ 889.491962][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.492094][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.492171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.492317][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.492393][ T32] r4:8483ac80 [ 889.492448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.492557][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.492630][ T32] r4:00000001 [ 889.492718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.492811][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.492871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.492936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.492998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.493079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.493137][ T32] r4:84839bc0 [ 889.493219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.493295][ T32] INFO: task kworker/1:728:4914 blocked for more than 466 seconds. [ 889.493395][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.493461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.493512][ T32] task:kworker/1:728 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.493639][ T32] Workqueue: events bpf_prog_free_deferred [ 889.493751][ T32] Call trace: [ 889.493850][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 889.494183][ T32] r5:85425400 r4:8291a680 ** 5 printk messages dropped ** [ 889.494651][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 889.495555][ T32] r5:85402b8c r4:85402800 [ 889.495618][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 889.495988][ T32] r4:853a4300 ** 5 printk messages dropped ** [ 889.496466][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.497516][ T32] Call trace: ** 6 printk messages dropped ** [ 889.498076][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.531580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 889.532142][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.532632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.532959][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.533353][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 889.533863][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 889.534178][ T32] r10:61c88647 r9:85426000 r8:853a43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 889.534576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.535261][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.535551][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 889.535829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 889.536264][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.536581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.536960][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.537236][ T32] r5:85426c00 r4:8291a680 [ 889.537262][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.537322][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.537373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 889.537397][ T32] r4:00000000 [ 889.537418][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.537463][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.537503][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.537547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952540 [ 889.537570][ T32] r4:00000000 [ 889.537612][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.537685][ T32] r9:83018005 r8:85426c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 889.537712][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.537756][ T32] r5:00001000 r4:eab9f000 [ 889.537778][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.537818][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.537871][ T32] r5:8535eb8c r4:8535e800 [ 889.537896][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.537967][ T32] r7:dddced80 r6:83018000 r5:8535eb8c r4:8538bc00 [ 889.537994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.538045][ T32] r10:61c88647 r9:85426c00 r8:8538bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.538068][ T32] r4:8538bc00 [ 889.538088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.538168][ T32] r10:00000000 r9:8538bc00 r8:80287e08 r7:eb1b9e60 r6:8538bc80 r5:85426c00 [ 889.538196][ T32] r4:00000001 [ 889.538216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.538255][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 889.538294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.538327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.538376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.549912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.549991][ T32] r4:8438a700 [ 889.550354][ T32] INFO: task kworker/0:168:4918 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.550401][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.550529][ T32] Workqueue: events bpf_prog_free_deferred [ 889.550599][ T32] Call trace: [ 889.550647][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.550733][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.550774][ T32] r4:00000000 [ 889.550820][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.550881][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.550918][ T32] dd20: ba5a8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.550949][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.550976][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.551002][ T32] r5:80050013 r4:80239bb0 [ 889.551041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.551114][ T32] r4:82ac21e4 [ 889.551142][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.551211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.551271][ T32] r4:dff9ddc0 [ 889.551304][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.551353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.551377][ T32] r4:00000000 [ 889.551399][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.551453][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.551476][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.551533][ T32] r5:00001000 r4:dfb17000 [ 889.551570][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.551618][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.551685][ T32] r5:84553b8c r4:84553800 [ 889.551741][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.551798][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.551821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.551881][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.551932][ T32] r4:8483ac80 [ 889.551967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.552042][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.552106][ T32] r4:00000001 [ 889.552129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 889.552307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.552642][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.553054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 ** 8 printk messages dropped ** [ 889.553393][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 889.553708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.554086][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.554587][ T32] Call trace: ** 4 printk messages dropped ** [ 889.554824][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 889.555077][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 889.555593][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.555641][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.555688][ T32] r5:84553b8c r4:84553800 [ 889.555710][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.555760][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.555804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.555884][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.555922][ T32] r4:8483ac80 [ 889.555946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.555994][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.556017][ T32] r4:00000001 [ 889.556039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.556110][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.556144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.556207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.556248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.556317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.556346][ T32] r4:84839bc0 [ 889.556378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.556410][ T32] INFO: task kworker/1:731:4923 blocked for more than 466 seconds. [ 889.556440][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.556465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.556486][ T32] task:kworker/1:731 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.556536][ T32] Workqueue: events bpf_prog_free_deferred [ 889.556594][ T32] Call trace: [ 889.556627][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.556701][ T32] r10:8291a684 r9:eb421d84 r8:00000002 r7:60000113 r6:eb421d8c r5:85346c00 [ 889.556731][ T32] r4:85346c00 [ 889.556753][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.556798][ T32] r5:85346c00 r4:8291a680 [ 889.556819][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.556858][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.556924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 889.556953][ T32] r4:00000000 [ 889.556996][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.557038][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.557074][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.557117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853a9ec0 [ 889.557150][ T32] r4:00000000 [ 889.557176][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.557223][ T32] r9:83018205 r8:85346c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 889.557246][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.557318][ T32] r5:00001000 r4:eb0d5000 [ 889.557345][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 889.557453][ T32] r5:85403f8c r4:85403c00 ** 2 printk messages dropped ** [ 889.557587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.557866][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.558334][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.574922][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.575331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 889.575830][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 889.576214][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 3 printk messages dropped ** [ 889.576392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 889.576944][ T32] r4:84bd8000 ** 4 printk messages dropped ** [ 889.577116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 ** 7 printk messages dropped ** [ 889.577429][ T32] r9:83018205 r8:84bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 6 printk messages dropped ** [ 889.577689][ T32] r7:ddde2d80 r6:83018200 r5:8540438c r4:853a4500 ** 4 printk messages dropped ** [ 889.577877][ T32] r10:00000000 r9:853a4500 r8:80287e08 r7:eb421e60 r6:8538be00 r5:84bd8000 ** 8 printk messages dropped ** [ 889.592787][ T32] INFO: task kworker/1:732:4925 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 9 printk messages dropped ** [ 889.593480][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.593831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 10 printk messages dropped ** [ 889.594297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 889.594646][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.594927][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 889.595149][ T32] r4:84bd8c00 [ 889.595171][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.595239][ T32] r5:84bd8c00 r4:8291a680 [ 889.595265][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.595337][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.595390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [ 889.595415][ T32] r4:00000000 [ 889.595436][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.595472][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.595507][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.595551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493b240 [ 889.595575][ T32] r4:00000000 [ 889.595596][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.595641][ T32] r9:83018205 r8:84bd8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 889.595674][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.595723][ T32] r5:00001000 r4:eb117000 [ 889.595744][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.595785][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.595849][ T32] r5:8540478c r4:85404400 [ 889.595875][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.595924][ T32] r7:ddde2d80 r6:83018200 r5:8540478c r4:853a4580 [ 889.595946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.596007][ T32] r10:61c88647 r9:84bd8c00 r8:853a45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.596042][ T32] r4:853a4580 [ 889.596063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.596113][ T32] r10:00000000 r9:853a4580 r8:80287e08 r7:eb425e60 r6:8538be80 r5:84bd8c00 [ 889.596137][ T32] r4:00000001 [ 889.596180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.596222][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 889.596251][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.596315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.596352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.596395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.596424][ T32] r4:8493b080 [ 889.596715][ T32] INFO: task kworker/1:733:4927 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.596786][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.596851][ T32] Workqueue: events bpf_prog_free_deferred [ 889.596938][ T32] Call trace: [ 889.596992][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.597073][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.597135][ T32] r4:00000000 [ 889.597161][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.597204][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.597287][ T32] dd20: bad8e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.597324][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.597354][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.597408][ T32] r5:80050013 r4:80239bb0 [ 889.597435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.597480][ T32] r4:82ac21e4 [ 889.597532][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.597583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.597607][ T32] r4:dff9ddc0 [ 889.597628][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.597672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.597696][ T32] r4:00000000 [ 889.597717][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.597765][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.597788][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.597832][ T32] r5:00001000 r4:dfb17000 [ 889.597852][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.597893][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.597959][ T32] r5:84553b8c r4:84553800 [ 889.597984][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.598057][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.598086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.598138][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.598162][ T32] r4:8483ac80 [ 889.598182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.598252][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 3 printk messages dropped ** [ 889.614619][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.615019][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.615402][ T32] r4:84bd9800 ** 4 printk messages dropped ** [ 889.615635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 889.615660][ T32] r4:00000000 [ 889.615680][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.615718][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.615778][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.615827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493b300 [ 889.615854][ T32] r4:00000000 [ 889.615877][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.615928][ T32] r9:83018205 r8:84bd9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 889.615952][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.616008][ T32] r5:00001000 r4:eb13b000 [ 889.616063][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.616133][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.616184][ T32] r5:85404b8c r4:85404800 [ 889.616208][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.616258][ T32] r7:ddde2d80 r6:83018200 r5:85404b8c r4:853a4600 [ 889.616318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.616370][ T32] r10:61c88647 r9:84bd9800 r8:853a462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.616419][ T32] r4:853a4600 [ 889.616446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 889.616666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.617477][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.617699][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 889.617964][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.618217][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 889.628939][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.629177][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.629628][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.629966][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.630322][ T32] r9:83018205 r8:84bda400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 5 printk messages dropped ** [ 889.630564][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 889.630908][ T32] r10:00000000 r9:853a4680 r8:80287e08 r7:eb42de60 r6:8538bf80 r5:84bda400 ** 9 printk messages dropped ** [ 889.631569][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 889.631819][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.631870][ T32] r4:00000000 [ 889.631896][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.631941][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.631971][ T32] dd20: bb376000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.632023][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.632089][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.632118][ T32] r5:80050013 r4:80239bb0 [ 889.632163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.632234][ T32] r4:82ac21e4 [ 889.632309][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.632368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.632394][ T32] r4:dff9ddc0 [ 889.632426][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.632484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.632534][ T32] r4:00000000 [ 889.632559][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.632623][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.632649][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.632716][ T32] r5:00001000 r4:dfb17000 [ 889.632743][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.632784][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.632848][ T32] r5:84553b8c r4:84553800 [ 889.632874][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.632924][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.632946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.633031][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.633070][ T32] r4:8483ac80 [ 889.633103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.633183][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.633213][ T32] r4:00000001 [ 889.633234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.633273][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.633307][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.633339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.633390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.633427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.633473][ T32] r4:84839bc0 [ 889.633498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.633526][ T32] INFO: task kworker/1:736:4933 blocked for more than 466 seconds. [ 889.633577][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.633608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.633633][ T32] task:kworker/1:736 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.633684][ T32] Workqueue: events bpf_prog_free_deferred [ 889.633755][ T32] Call trace: [ 889.633790][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.633840][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:84bdbc00 [ 889.633886][ T32] r4:84bdbc00 [ 889.633941][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.633992][ T32] r5:84bdbc00 r4:8291a680 [ 889.634013][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.634063][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.634112][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 889.634145][ T32] r4:00000000 [ 889.634191][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.634234][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.634270][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.634342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493b640 [ 889.634371][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.634569][ T32] r5:00001000 r4:eb291000 ** 2 printk messages dropped ** [ 889.634703][ T32] r5:8540538c r4:85405000 ** 1 printk messages dropped ** [ 889.634772][ T32] r7:ddde2d80 r6:83018200 r5:8540538c r4:853a4700 ** 5 printk messages dropped ** [ 889.635036][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.635288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.635701][ T32] Call trace: ** 4 printk messages dropped ** [ 889.635961][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 889.636156][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 889.636247][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.636545][ T32] r5:00001000 r4:dfb17000 ** 5 printk messages dropped ** [ 889.636826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 889.637047][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.637253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.637555][ T32] Workqueue: events bpf_prog_free_deferred [ 889.637599][ T32] Call trace: [ 889.637678][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.637732][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:84bdb000 [ 889.637758][ T32] r4:84bdb000 [ 889.637780][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.637824][ T32] r5:84bdb000 r4:8291a680 [ 889.637845][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.637907][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.637958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 889.638005][ T32] r4:00000000 [ 889.638031][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.638069][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.638104][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.638180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493b840 [ 889.638209][ T32] r4:00000000 [ 889.638231][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.638280][ T32] r9:83018205 r8:84bdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 889.638308][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.638404][ T32] r5:00001000 r4:eb2d5000 [ 889.638440][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.657885][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.657967][ T32] r5:85405b8c r4:85405800 [ 889.657993][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.658045][ T32] r7:ddde2d80 r6:83018200 r5:85405b8c r4:853a4780 [ 889.658079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.658134][ T32] r10:61c88647 r9:84bdb000 r8:853a47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.658186][ T32] r4:853a4780 [ 889.658213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.658310][ T32] r10:00000000 r9:853a4780 r8:80287e08 r7:eb439e60 r6:84817080 r5:84bdb000 [ 889.658341][ T32] r4:00000001 [ 889.658365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.658482][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 889.658876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.658927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.658958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.659016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.659046][ T32] r4:8493b340 [ 889.659334][ T32] INFO: task kworker/1:737:4935 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.659392][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.659504][ T32] Workqueue: events bpf_prog_free_deferred [ 889.659584][ T32] Call trace: [ 889.659625][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.659683][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.659737][ T32] r4:00000000 [ 889.659764][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.659829][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.659864][ T32] dd20: bb7da000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.659929][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.659963][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.659989][ T32] r5:80050013 r4:80239bb0 [ 889.660011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.660055][ T32] r4:82ac21e4 [ 889.660076][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.660120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 2 printk messages dropped ** [ 889.660229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 10 printk messages dropped ** [ 889.660803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 889.661104][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 3 printk messages dropped ** [ 889.661227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.661534][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.661787][ T32] r5:84bde000 r4:8291a680 ** 5 printk messages dropped ** [ 889.662051][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 889.662404][ T32] r5:00001000 r4:eb2cb000 ** 2 printk messages dropped ** [ 889.662515][ T32] r5:8540578c r4:85405400 ** 2 printk messages dropped ** [ 889.662634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 889.662959][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.663391][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.663690][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 889.663919][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 889.664017][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.664362][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 889.664676][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.664960][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.665307][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 889.665493][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:84bdc800 [ 889.665530][ T32] r4:84bdc800 [ 889.665556][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.665601][ T32] r5:84bdc800 r4:8291a680 [ 889.665622][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.665662][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.665706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 889.665760][ T32] r4:00000000 [ 889.665807][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.665869][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.665921][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.665997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386480 [ 889.666026][ T32] r4:00000000 [ 889.666071][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.666123][ T32] r9:83018205 r8:84bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 889.666147][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.666190][ T32] r5:00001000 r4:dfa5b000 [ 889.666210][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.666269][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.666346][ T32] r5:85405f8c r4:85405c00 [ 889.666371][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.666419][ T32] r7:ddde2d80 r6:83018200 r5:85405f8c r4:853a4880 [ 889.666462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.666517][ T32] r10:61c88647 r9:84bdc800 r8:853a48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.666542][ T32] r4:853a4880 [ 889.666573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.666626][ T32] r10:00000000 r9:853a4880 r8:80287e08 r7:eb441e60 r6:84817180 r5:84bdc800 [ 889.666660][ T32] r4:00000001 [ 889.666684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.666722][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 889.666752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.666782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.666810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.666877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.666921][ T32] r4:8493b680 [ 889.667055][ T32] INFO: task kworker/1:739:4938 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.667088][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.667177][ T32] Workqueue: events bpf_prog_free_deferred [ 889.667233][ T32] Call trace: [ 889.667279][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.667365][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.667443][ T32] r4:00000000 [ 889.667491][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.667537][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.667567][ T32] dd20: bb7da000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.667597][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.667624][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.667671][ T32] r5:80050013 r4:80239bb0 [ 889.667718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.667765][ T32] r4:82ac21e4 [ 889.667787][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.667831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.667854][ T32] r4:dff9ddc0 [ 889.667896][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.667969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.667997][ T32] r4:00000000 [ 889.668018][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.668078][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.668104][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.668171][ T32] r5:00001000 r4:dfb17000 [ 889.668195][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.668249][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.668319][ T32] r5:84553b8c r4:84553800 [ 889.668342][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.668453][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.701328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.701457][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.701509][ T32] r4:8483ac80 [ 889.701557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.701616][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.701662][ T32] r4:00000001 [ 889.701689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.701759][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.701797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.701839][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.701872][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.701903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.701971][ T32] r4:84839bc0 [ 889.702026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.702072][ T32] INFO: task kworker/1:740:4940 blocked for more than 466 seconds. [ 889.702130][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.702163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.702189][ T32] task:kworker/1:740 state:D stack:0 pid:4940 tgid:4940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.702299][ T32] Workqueue: events bpf_prog_free_deferred [ 889.702380][ T32] Call trace: [ 889.702442][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.702519][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000013 r6:eb455d8c r5:853d8000 [ 889.702559][ T32] r4:853d8000 ** 2 printk messages dropped ** [ 889.702681][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 889.702904][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 889.703385][ T32] r5:8540638c r4:85406000 ** 1 printk messages dropped ** [ 889.703487][ T32] r7:ddde2d80 r6:83018200 r5:8540638c r4:853a4900 ** 4 printk messages dropped ** [ 889.703732][ T32] r10:00000000 r9:853a4900 r8:80287e08 r7:eb44de60 r6:84817200 r5:853d8000 ** 8 printk messages dropped ** [ 889.704351][ T32] INFO: task kworker/1:740:4940 is blocked on a mutex likely owned by task kworker/1:139:3474. ** 7 printk messages dropped ** [ 889.704800][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 6 printk messages dropped ** [ 889.705027][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 889.705459][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 889.705949][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.706121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.706494][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 889.706790][ T32] r5:8533ec00 r4:8291a680 ** 5 printk messages dropped ** [ 889.706987][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 889.707364][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 889.707506][ T32] r5:8540678c r4:85406400 [ 889.707553][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.707627][ T32] r7:ddde2d80 r6:83018200 r5:8540678c r4:853a4980 [ 889.707676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.707729][ T32] r10:61c88647 r9:8533ec00 r8:853a49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.707754][ T32] r4:853a4980 [ 889.707774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.707843][ T32] r10:00000000 r9:853a4980 r8:80287e08 r7:eb455e60 r6:853a4a00 r5:8533ec00 [ 889.707892][ T32] r4:00000001 [ 889.707917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.707957][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 889.708006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.708065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.708099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.708132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.708179][ T32] r4:8493bf40 [ 889.708344][ T32] INFO: task kworker/1:741:4949 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.708399][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.708540][ T32] Workqueue: events bpf_prog_free_deferred [ 889.728973][ T32] Call trace: [ 889.729044][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.729121][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.729149][ T32] r4:00000000 [ 889.729171][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.729244][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.729323][ T32] dd20: bc8bb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.729409][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.729481][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.729563][ T32] r5:80050013 r4:80239bb0 [ 889.729620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.729733][ T32] r4:82ac21e4 [ 889.729856][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.729989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.730072][ T32] r4:dff9ddc0 [ 889.730106][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.730176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.730207][ T32] r4:00000000 [ 889.730234][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.730292][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.730340][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.730393][ T32] r5:00001000 r4:dfb17000 [ 889.730415][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.730457][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.730501][ T32] r5:84553b8c r4:84553800 [ 889.730533][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.730590][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.730613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.730665][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.730691][ T32] r4:8483ac80 [ 889.730724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.730815][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.730866][ T32] r4:00000001 [ 889.730891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.730951][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.730984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.731014][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.731042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.731072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.731095][ T32] r4:84839bc0 [ 889.731141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.731176][ T32] INFO: task kworker/1:742:4950 blocked for more than 466 seconds. [ 889.731211][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.731269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.731302][ T32] task:kworker/1:742 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.731420][ T32] Workqueue: events bpf_prog_free_deferred [ 889.731491][ T32] Call trace: [ 889.731566][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.731645][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:8533bc00 [ 889.731674][ T32] r4:8533bc00 [ 889.731717][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.731767][ T32] r5:8533bc00 r4:8291a680 ** 2 printk messages dropped ** [ 889.731916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 ** 7 printk messages dropped ** [ 889.732241][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 889.732536][ T32] r5:8541d78c r4:8541d400 ** 3 printk messages dropped ** [ 889.732689][ T32] r10:61c88647 r9:8533bc00 r8:853a4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 889.733023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 889.733567][ T32] Call trace: ** 6 printk messages dropped ** [ 889.733848][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 5 printk messages dropped ** [ 889.734133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 10 printk messages dropped ** [ 889.734573][ T32] r5:84553b8c r4:84553800 ** 6 printk messages dropped ** [ 889.734810][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 5 printk messages dropped ** [ 889.734977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.735303][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.735673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 ** 5 printk messages dropped ** [ 889.735854][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.736119][ T32] r5:85406b8c r4:85406800 ** 2 printk messages dropped ** [ 889.736253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 889.736629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 889.736714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.736741][ T32] r4:8438a200 [ 889.736891][ T32] INFO: task kworker/1:743:4951 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.736928][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.737037][ T32] Workqueue: events bpf_prog_free_deferred [ 889.737098][ T32] Call trace: [ 889.737131][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.737184][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.737209][ T32] r4:00000000 [ 889.737229][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.737269][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.737305][ T32] dd20: bc8bb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.737336][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.737385][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.737441][ T32] r5:80050013 r4:80239bb0 [ 889.737467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.737510][ T32] r4:82ac21e4 [ 889.737531][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.737575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.737599][ T32] r4:dff9ddc0 [ 889.737619][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.737682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.737733][ T32] r4:00000000 [ 889.737758][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.737806][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.737829][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.737873][ T32] r5:00001000 r4:dfb17000 [ 889.737894][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.737957][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.738009][ T32] r5:84553b8c r4:84553800 [ 889.738033][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.738108][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.738136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.738208][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.738290][ T32] r4:8483ac80 [ 889.738332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.755294][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.755375][ T32] r4:00000001 [ 889.755404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.755467][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.755501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.755532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.755598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.755638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.755685][ T32] r4:84839bc0 [ 889.755725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.755761][ T32] INFO: task kworker/1:744:4952 blocked for more than 466 seconds. [ 889.755797][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.755822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.755847][ T32] task:kworker/1:744 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.755916][ T32] Workqueue: events bpf_prog_free_deferred [ 889.755972][ T32] Call trace: [ 889.756007][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.756095][ T32] r10:8291a684 r9:eb48dd84 r8:00000002 r7:60000113 r6:eb48dd8c r5:8533d400 [ 889.756149][ T32] r4:8533d400 [ 889.756177][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.756226][ T32] r5:8533d400 r4:8291a680 [ 889.756248][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.756320][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.756367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 889.756392][ T32] r4:00000000 [ 889.756436][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.756485][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.756526][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.756606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493bd80 [ 889.756635][ T32] r4:00000000 [ 889.756678][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.756737][ T32] r9:83018205 r8:8533d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 2 printk messages dropped ** [ 889.756849][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 889.756943][ T32] r5:85406f8c r4:85406c00 ** 3 printk messages dropped ** [ 889.757128][ T32] r10:61c88647 r9:8533d400 r8:853a4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.757354][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 889.758000][ T32] Call trace: ** 7 printk messages dropped ** [ 889.758260][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 889.771339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 9 printk messages dropped ** [ 889.771776][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 889.772201][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 3 printk messages dropped ** [ 889.772373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 889.772827][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85338000 ** 6 printk messages dropped ** [ 889.773135][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.773305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952600 ** 8 printk messages dropped ** [ 889.773733][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 889.773850][ T32] r10:61c88647 r9:85338000 r8:848172ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.773875][ T32] r4:84817280 [ 889.773917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.773993][ T32] r10:00000000 r9:84817280 r8:80287e08 r7:eb1b9e60 r6:853a4d80 r5:85338000 [ 889.774032][ T32] r4:00000001 [ 889.774066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.774108][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 889.774158][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.774192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.774221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.774272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.774315][ T32] r4:849524c0 [ 889.774622][ T32] INFO: task kworker/0:169:4953 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.774655][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.774764][ T32] Workqueue: events bpf_prog_free_deferred [ 889.774839][ T32] Call trace: [ 889.774876][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.774940][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.774970][ T32] r4:00000000 [ 889.775013][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.775083][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.775119][ T32] dd20: bceaa000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.775151][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.775201][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.775276][ T32] r5:80050013 r4:80239bb0 [ 889.775312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.775378][ T32] r4:82ac21e4 [ 889.775405][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.775461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.775489][ T32] r4:dff9ddc0 [ 889.775510][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.775584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.775612][ T32] r4:00000000 [ 889.775634][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.775682][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.775705][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.775778][ T32] r5:00001000 r4:dfb17000 [ 889.775804][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.775848][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.775912][ T32] r5:84553b8c r4:84553800 [ 889.775961][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.776025][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.776053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.776104][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.776127][ T32] r4:8483ac80 [ 889.776169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.776221][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.776281][ T32] r4:00000001 [ 889.776315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.776355][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.776385][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.776437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.776492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.776527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.776551][ T32] r4:84839bc0 [ 889.776572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.776598][ T32] INFO: task kworker/1:745:4954 blocked for more than 466 seconds. [ 889.776648][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.776677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.776709][ T32] task:kworker/1:745 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.776761][ T32] Workqueue: events bpf_prog_free_deferred [ 889.776839][ T32] Call trace: [ 889.776895][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.776948][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000013 r6:eb495d8c r5:85336c00 [ 889.776993][ T32] r4:85336c00 [ 889.777021][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.777088][ T32] r5:85336c00 r4:8291a680 [ 889.777134][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.777201][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.777274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 889.777322][ T32] r4:00000000 [ 889.777367][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.777410][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.777447][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.777490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493be80 [ 889.777513][ T32] r4:00000000 [ 889.777533][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.777579][ T32] r9:83018205 r8:85336c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 889.777601][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.777644][ T32] r5:00001000 r4:e89eb000 [ 889.777675][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.777721][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.777786][ T32] r5:8540738c r4:85407000 [ 889.777811][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.777879][ T32] r7:ddde2d80 r6:83018200 r5:8540738c r4:853a4e00 [ 889.777916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.777998][ T32] r10:61c88647 r9:85336c00 r8:853a4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.778036][ T32] r4:853a4e00 [ 889.778060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.778132][ T32] r10:00000000 r9:853a4e00 r8:80287e08 r7:eb485e60 r6:853a4e80 r5:85336c00 ** 6 printk messages dropped ** [ 889.778444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.801954][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.802189][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 889.802381][ T32] r4:dff9ddc0 ** 5 printk messages dropped ** [ 889.802670][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 889.803010][ T32] r4:8483ac80 ** 2 printk messages dropped ** [ 889.803137][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.803391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.803675][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.804077][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 889.804592][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 889.804904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 889.805006][ T32] r4:853a4f00 [ 889.805040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.805093][ T32] r10:00000000 r9:853a4f00 r8:80287e08 r7:eb485e60 r6:853a4f80 r5:85428c00 [ 889.805139][ T32] r4:00000001 [ 889.805185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.805251][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 889.805290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.805344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.805399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.805434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.805458][ T32] r4:843981c0 [ 889.805620][ T32] INFO: task kworker/1:746:4956 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.805690][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.805783][ T32] Workqueue: events bpf_prog_free_deferred [ 889.805875][ T32] Call trace: [ 889.805916][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.805999][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.806029][ T32] r4:00000000 [ 889.806050][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.806113][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.806173][ T32] dd20: bd41c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.806208][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.806266][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.806321][ T32] r5:80050013 r4:80239bb0 [ 889.806348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.806414][ T32] r4:82ac21e4 [ 889.806440][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.806486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.806511][ T32] r4:dff9ddc0 [ 889.806531][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.806596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.806647][ T32] r4:00000000 [ 889.806672][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.806720][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.806742][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.806785][ T32] r5:00001000 r4:dfb17000 [ 889.806827][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.806895][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.806946][ T32] r5:84553b8c r4:84553800 [ 889.806968][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.807040][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.807089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.807144][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.807170][ T32] r4:8483ac80 [ 889.807191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.807254][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.807289][ T32] r4:00000001 [ 889.807312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.807371][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.807404][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.807623][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 6 printk messages dropped ** [ 889.807958][ T32] r4:853d8c00 ** 3 printk messages dropped ** [ 889.808113][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 889.822054][ T32] r9:83018005 r8:853d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 889.822236][ T32] r5:8535f38c r4:8535f000 ** 1 printk messages dropped ** [ 889.822316][ T32] r7:dddced80 r6:83018000 r5:8535f38c r4:84817300 ** 5 printk messages dropped ** [ 889.822530][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.822738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.823483][ T32] r4:00000000 ** 4 printk messages dropped ** [ 889.823682][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 889.823928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 ** 7 printk messages dropped ** [ 889.824364][ T32] r5:00001000 r4:dfb17000 ** 5 printk messages dropped ** [ 889.824588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 889.824863][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 889.825024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 889.825514][ T32] r4:853db000 ** 3 printk messages dropped ** [ 889.825670][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 889.825988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952c00 [ 889.826016][ T32] r4:00000000 [ 889.826059][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.826111][ T32] r9:83018005 r8:853db000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 889.826134][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.826178][ T32] r5:00001000 r4:eafdf000 [ 889.826199][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.826238][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.826305][ T32] r5:8535fb8c r4:8535f800 [ 889.826333][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.826382][ T32] r7:dddced80 r6:83018000 r5:8535fb8c r4:84817400 [ 889.826405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.826475][ T32] r10:61c88647 r9:853db000 r8:8481742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.826525][ T32] r4:84817400 [ 889.826571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.826645][ T32] r10:00000000 r9:84817400 r8:80287e08 r7:eb1b9e60 r6:84817480 r5:853db000 [ 889.826694][ T32] r4:00000001 [ 889.826739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.826780][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 889.826830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.826867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.826907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.826970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.827019][ T32] r4:849528c0 [ 889.827171][ T32] INFO: task kworker/0:171:4959 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.827205][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.827340][ T32] Workqueue: events bpf_prog_free_deferred [ 889.827387][ T32] Call trace: [ 889.827467][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.827535][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.827564][ T32] r4:00000000 [ 889.827586][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.827657][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.827692][ T32] dd20: bd41c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.827723][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.827749][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.827796][ T32] r5:80050013 r4:80239bb0 [ 889.827843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.827891][ T32] r4:82ac21e4 [ 889.827923][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.827971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.827995][ T32] r4:dff9ddc0 [ 889.828038][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.828088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.828113][ T32] r4:00000000 [ 889.828157][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.828208][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.828252][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.828329][ T32] r5:00001000 r4:dfb17000 [ 889.828446][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.844342][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.844454][ T32] r5:84553b8c r4:84553800 [ 889.844484][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.844549][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.844578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.844631][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.844656][ T32] r4:8483ac80 [ 889.844688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.844744][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.844781][ T32] r4:00000001 [ 889.844828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.844882][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.844914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.844945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.844973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.845003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.845026][ T32] r4:84839bc0 [ 889.845051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.845082][ T32] INFO: task kworker/0:172:4960 blocked for more than 466 seconds. [ 889.845116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.845160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.845210][ T32] task:kworker/0:172 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.845291][ T32] Workqueue: events bpf_prog_free_deferred [ 889.845391][ T32] Call trace: [ 889.845477][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.845556][ T32] r10:8291a684 r9:eb3c9d84 r8:00000002 r7:60000113 r6:eb3c9d8c r5:853dbc00 [ 889.845586][ T32] r4:853dbc00 [ 889.845608][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.845655][ T32] r5:853dbc00 r4:8291a680 [ 889.845686][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.845741][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.845791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 889.845837][ T32] r4:00000000 [ 889.845863][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.845910][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.845976][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.846026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84952c80 [ 889.846072][ T32] r4:00000000 [ 889.846117][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.846172][ T32] r9:83018005 r8:853dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 889.846217][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.846293][ T32] r5:00001000 r4:eaffb000 [ 889.846327][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.846386][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.846444][ T32] r5:8535ff8c r4:8535fc00 [ 889.846469][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.846516][ T32] r7:dddced80 r6:83018000 r5:8535ff8c r4:84817500 [ 889.846540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.846588][ T32] r10:61c88647 r9:853dbc00 r8:8481752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.846612][ T32] r4:84817500 [ 889.846632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.846699][ T32] r10:00000000 r9:84817500 r8:80287e08 r7:eb4a1e60 r6:84817580 r5:853dbc00 [ 889.846729][ T32] r4:00000001 [ 889.846750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.846816][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 889.846850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 889.846881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.846931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.846974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.847001][ T32] r4:849528c0 [ 889.847301][ T32] INFO: task kworker/0:172:4960 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.847354][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.847418][ T32] Workqueue: events bpf_prog_free_deferred [ 889.847465][ T32] Call trace: [ 889.847523][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.847598][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.847628][ T32] r4:00000000 [ 889.847650][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.847692][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.847722][ T32] dd20: bd8ba000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.847752][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.847800][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.847831][ T32] r5:80050013 r4:80239bb0 [ 889.847876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.847945][ T32] r4:82ac21e4 [ 889.847972][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.848051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.848080][ T32] r4:dff9ddc0 [ 889.848123][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.848192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.848242][ T32] r4:00000000 [ 889.848289][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.848340][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.848364][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.848457][ T32] r5:00001000 r4:dfb17000 [ 889.865079][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.865164][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.865214][ T32] r5:84553b8c r4:84553800 [ 889.865262][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.865331][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.865356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.865431][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.865463][ T32] r4:8483ac80 [ 889.865486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.865548][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.865599][ T32] r4:00000001 [ 889.865625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.865666][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 2 printk messages dropped ** [ 889.865757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.866047][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.866510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 ** 5 printk messages dropped ** [ 889.866759][ T32] r4:00000000 ** 6 printk messages dropped ** [ 889.867080][ T32] r5:84af538c r4:84af5000 [ 889.867103][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 889.867362][ T32] r10:00000000 r9:84817600 r8:80287e08 r7:eb3c9e60 r6:84817680 r5:853dd400 ** 5 printk messages dropped ** [ 889.867605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.868250][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 8 printk messages dropped ** [ 889.874366][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 889.874578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 8 printk messages dropped ** [ 889.874906][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 889.875318][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) ** 5 printk messages dropped ** [ 889.875492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 889.875844][ T32] r4:853de000 ** 4 printk messages dropped ** [ 889.876120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 ** 7 printk messages dropped ** [ 889.876479][ T32] r9:83018005 r8:853de000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 889.876683][ T32] r5:84af578c r4:84af5400 ** 3 printk messages dropped ** [ 889.876916][ T32] r10:61c88647 r9:853de000 r8:8481772c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.877256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 889.877752][ T32] Workqueue: events bpf_prog_free_deferred [ 889.877828][ T32] Call trace: [ 889.877861][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.877915][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.877941][ T32] r4:00000000 [ 889.877961][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.878003][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.878054][ T32] dd20: bdf00000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.878090][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.878141][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.878171][ T32] r5:80050013 r4:80239bb0 [ 889.878194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.878259][ T32] r4:82ac21e4 [ 889.878289][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.878336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.878374][ T32] r4:dff9ddc0 [ 889.878470][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.891056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.891099][ T32] r4:00000000 [ 889.891124][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.891190][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.891235][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.891302][ T32] r5:00001000 r4:dfb17000 [ 889.891326][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.891369][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.891414][ T32] r5:84553b8c r4:84553800 [ 889.891462][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.891522][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.891546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.891597][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.891622][ T32] r4:8483ac80 [ 889.891680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.891734][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.891758][ T32] r4:00000001 [ 889.891801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.891846][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.891878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.891932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.891986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.892024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.892092][ T32] r4:84839bc0 [ 889.892148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.892205][ T32] INFO: task kworker/1:747:4968 blocked for more than 466 seconds. [ 889.892244][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.892301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.892351][ T32] task:kworker/1:747 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.892416][ T32] Workqueue: events bpf_prog_free_deferred [ 889.892491][ T32] Call trace: [ 889.892549][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.892609][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:85428000 [ 889.892635][ T32] r4:85428000 [ 889.892679][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.892730][ T32] r5:85428000 r4:8291a680 [ 889.892752][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.892792][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.892837][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 889.892862][ T32] r4:00000000 [ 889.892905][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.892947][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.893009][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.893079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84398900 [ 889.893111][ T32] r4:00000000 [ 889.893157][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.893208][ T32] r9:83018205 r8:85428000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 889.893261][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.893315][ T32] r5:00001000 r4:eb243000 ** 1 printk messages dropped ** [ 889.893387][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.893437][ T32] r5:85407b8c r4:85407800 ** 2 printk messages dropped ** [ 889.893555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 889.893819][ T32] r4:00000001 ** 5 printk messages dropped ** [ 889.894121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 889.894797][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 6 printk messages dropped ** [ 889.895089][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 889.895332][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.895696][ T32] r5:00001000 r4:dfb17000 ** 6 printk messages dropped ** [ 889.896010][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.896344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 889.896674][ T32] Not tainted 6.15.0-rc6-syzkaller #0 ** 4 printk messages dropped ** [ 889.896956][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.897029][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000013 r6:eb4b1d8c r5:8542b000 [ 889.897057][ T32] r4:8542b000 [ 889.897079][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.897124][ T32] r5:8542b000 r4:8291a680 [ 889.897145][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.897183][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.897237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 889.897286][ T32] r4:00000000 [ 889.897312][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.897351][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.897413][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.897463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493bf00 [ 889.897487][ T32] r4:00000000 [ 889.897517][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.897569][ T32] r9:83018005 r8:8542b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 889.897592][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.897636][ T32] r5:00001000 r4:eb157000 [ 889.897656][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.897706][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.897777][ T32] r5:8545838c r4:85458000 [ 889.897804][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.897873][ T32] r7:dddced80 r6:83018000 r5:8545838c r4:84817800 [ 889.897899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.897972][ T32] r10:61c88647 r9:8542b000 r8:8481782c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.898021][ T32] r4:84817800 [ 889.898045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.898135][ T32] r10:00000000 r9:84817800 r8:80287e08 r7:eb4a5e60 r6:84ae1100 r5:8542b000 [ 889.898166][ T32] r4:00000001 [ 889.898187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.898248][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 889.898296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 889.898333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.898373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.898467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.918891][ T32] r4:84952b00 [ 889.919226][ T32] INFO: task kworker/0:175:4970 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.919301][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.919396][ T32] Workqueue: events bpf_prog_free_deferred [ 889.919480][ T32] Call trace: [ 889.919515][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.919578][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.919605][ T32] r4:00000000 [ 889.919627][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.919670][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.919725][ T32] dd20: be67c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.919771][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.919803][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.919846][ T32] r5:80050013 r4:80239bb0 [ 889.919873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.919919][ T32] r4:82ac21e4 [ 889.919963][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.920014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.920055][ T32] r4:dff9ddc0 [ 889.920102][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.920153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.920200][ T32] r4:00000000 [ 889.920254][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.920333][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.920359][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.920404][ T32] r5:00001000 r4:dfb17000 [ 889.920426][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.920489][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.920549][ T32] r5:84553b8c r4:84553800 [ 889.920595][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.920673][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.920701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.920774][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.920813][ T32] r4:8483ac80 [ 889.920838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.920899][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.920928][ T32] r4:00000001 [ 889.920950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.920988][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.921017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.921065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.921099][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.921131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.921154][ T32] r4:84839bc0 [ 889.921178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.921207][ T32] INFO: task kworker/0:176:4972 blocked for more than 466 seconds. [ 889.921252][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.921301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 889.921471][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 889.921737][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 ** 9 printk messages dropped ** [ 889.922099][ T32] r5:00001000 r4:eb0ab000 ** 1 printk messages dropped ** [ 889.922161][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 889.922383][ T32] r10:61c88647 r9:8542bc00 r8:848178ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 889.922803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 889.923311][ T32] r4:00000000 ** 3 printk messages dropped ** [ 889.923449][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.923799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 889.924187][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 5 printk messages dropped ** [ 889.924436][ T32] r4:00000001 ** 4 printk messages dropped ** [ 889.924580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 889.924866][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 889.925150][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 889.925488][ T32] r4:00000000 ** 5 printk messages dropped ** [ 889.925733][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 889.925950][ T32] r10:61c88647 r9:853d9800 r8:8481792c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 889.926226][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) ** 6 printk messages dropped ** [ 889.926640][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 889.927254][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 889.927485][ T32] r4:dff9ddc0 ** 6 printk messages dropped ** [ 889.927780][ T32] r5:00001000 r4:dfb17000 ** 4 printk messages dropped ** [ 889.927989][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 7 printk messages dropped ** [ 889.958895][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.958991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.959028][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.959059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.959095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.959133][ T32] r4:84839bc0 [ 889.959167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.959232][ T32] INFO: task kworker/0:178:4976 blocked for more than 467 seconds. [ 889.959316][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.959350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 889.959376][ T32] task:kworker/0:178 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.959478][ T32] Workqueue: events bpf_prog_free_deferred [ 889.959551][ T32] Call trace: [ 889.959588][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.959659][ T32] r10:8291a684 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:853dec00 [ 889.959690][ T32] r4:853dec00 [ 889.959713][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.959761][ T32] r5:853dec00 r4:8291a680 [ 889.959783][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.959824][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.959901][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 889.959962][ T32] r4:00000000 [ 889.960020][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.960065][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.960108][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.960153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f3c0 [ 889.960177][ T32] r4:00000000 [ 889.960240][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.960347][ T32] r9:83018005 r8:853dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 889.960389][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.960442][ T32] r5:00001000 r4:eb1bd000 [ 889.960466][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.960509][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.960577][ T32] r5:85458b8c r4:85458800 [ 889.960632][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.960705][ T32] r7:dddced80 r6:83018000 r5:85458b8c r4:84817a00 [ 889.960735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.960787][ T32] r10:61c88647 r9:853dec00 r8:84817a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.960812][ T32] r4:84817a00 [ 889.960833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.960882][ T32] r10:00000000 r9:84817a00 r8:80287e08 r7:eb499e60 r6:84817a80 r5:853dec00 [ 889.960929][ T32] r4:00000001 [ 889.960965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.961010][ T32] Exception stack(0xeb4bdfb0 to 0xeb4bdff8) [ 889.961041][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.961097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.961131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.961163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.961187][ T32] r4:8490f1c0 [ 889.961521][ T32] INFO: task kworker/0:178:4976 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.961583][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.961673][ T32] Workqueue: events bpf_prog_free_deferred [ 889.961731][ T32] Call trace: [ 889.961767][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.961826][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.961854][ T32] r4:00000000 [ 889.961898][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.961950][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.962004][ T32] dd20: bf11f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.962042][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.962070][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.962097][ T32] r5:80050013 r4:80239bb0 [ 889.962131][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.962203][ T32] r4:82ac21e4 [ 889.962231][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.962279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.962332][ T32] r4:dff9ddc0 [ 889.962360][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.962407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 1 printk messages dropped ** [ 889.962455][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 889.962882][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 889.963111][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 889.963498][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 889.963821][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 889.964246][ T32] r5:00001000 r4:eb225000 ** 2 printk messages dropped ** [ 889.964434][ T32] r5:8545938c r4:85459000 ** 3 printk messages dropped ** [ 889.964698][ T32] r10:61c88647 r9:8533e000 r8:84817b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 889.964967][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 889.965598][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 ** 4 printk messages dropped ** [ 889.965782][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 889.966102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 889.966602][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 4 printk messages dropped ** [ 889.966826][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 7 printk messages dropped ** [ 889.967115][ T32] r4:84839bc0 ** 4 printk messages dropped ** [ 889.967281][ T32] task:kworker/0:180 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.967338][ T32] Workqueue: events bpf_prog_free_deferred [ 889.967407][ T32] Call trace: [ 889.967450][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 889.967512][ T32] r10:8291a684 r9:eb4c5d84 r8:00000002 r7:60000013 r6:eb4c5d8c r5:84bdec00 [ 889.967541][ T32] r4:84bdec00 [ 889.967564][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 889.967630][ T32] r5:84bdec00 r4:8291a680 [ 889.967676][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 889.967722][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 889.967788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 [ 889.967819][ T32] r4:00000000 [ 889.967842][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 889.967896][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 889.967959][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.968009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f580 [ 889.968035][ T32] r4:00000000 [ 889.968057][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.968104][ T32] r9:83018005 r8:84bdec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 889.968159][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.968209][ T32] r5:00001000 r4:eb201000 [ 889.968231][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.968318][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.988995][ T32] r5:85458f8c r4:85458c00 [ 889.989121][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.989267][ T32] r7:dddced80 r6:83018000 r5:85458f8c r4:84817c00 [ 889.989435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.989668][ T32] r10:61c88647 r9:84bdec00 r8:84817c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 889.989759][ T32] r4:84817c00 [ 889.989921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.990142][ T32] r10:00000000 r9:84817c00 r8:80287e08 r7:eb4c1e60 r6:84817c80 r5:84bdec00 [ 889.990200][ T32] r4:00000001 [ 889.990248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.990333][ T32] Exception stack(0xeb4c5fb0 to 0xeb4c5ff8) [ 889.990401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 889.990467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.990557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.990628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.990676][ T32] r4:8490f840 [ 889.991239][ T32] INFO: task kworker/0:180:4980 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 889.991314][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 889.991530][ T32] Workqueue: events bpf_prog_free_deferred [ 889.991685][ T32] Call trace: [ 889.991763][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 889.991873][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 889.991926][ T32] r4:00000000 [ 889.991969][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 889.992099][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 889.992189][ T32] dd20: bf2fb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 889.992283][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 889.992350][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 889.992528][ T32] r5:80050013 r4:80239bb0 [ 889.992659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 889.992759][ T32] r4:82ac21e4 [ 889.992808][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 889.992897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 889.992950][ T32] r4:dff9ddc0 [ 889.993107][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 889.993206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 889.993256][ T32] r4:00000000 [ 889.993323][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 889.993499][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 889.993565][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 889.993658][ T32] r5:00001000 r4:dfb17000 [ 889.993720][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 889.993809][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 889.993901][ T32] r5:84553b8c r4:84553800 [ 889.994033][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 889.994161][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 889.994218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 889.994377][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 889.994437][ T32] r4:8483ac80 [ 889.994482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 889.994585][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 889.994636][ T32] r4:00000001 [ 889.994679][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 889.994963][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 889.995056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 889.995156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 889.995279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 889.995353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 889.995500][ T32] r4:84839bc0 [ 889.995567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 889.995629][ T32] INFO: task kworker/0:181:4982 blocked for more than 467 seconds. [ 889.995721][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 889.995782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 889.995941][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 889.997129][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 ** 8 printk messages dropped ** [ 890.020128][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 890.020454][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 890.021215][ T32] r10:00000000 r9:84817d00 r8:80287e08 r7:eb4c1e60 r6:84817d80 r5:853da400 ** 6 printk messages dropped ** [ 890.021756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 890.023188][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.023599][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 ** 8 printk messages dropped ** [ 890.024534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 9 printk messages dropped ** [ 890.025596][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 ** 6 printk messages dropped ** [ 890.026163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 890.026576][ T32] r4:84839bc0 [ 890.026760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.026842][ T32] INFO: task kworker/0:182:4983 blocked for more than 467 seconds. [ 890.026982][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.027042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.027089][ T32] task:kworker/0:182 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.027184][ T32] Workqueue: events bpf_prog_free_deferred [ 890.027301][ T32] Call trace: [ 890.027393][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.027502][ T32] r10:8291a684 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:853dc800 [ 890.027608][ T32] r4:853dc800 [ 890.027775][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.027873][ T32] r5:853dc800 r4:8291a680 [ 890.027917][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.027995][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.028084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 890.028135][ T32] r4:00000000 [ 890.028182][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.028256][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.028431][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.056054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490fc00 [ 890.056107][ T32] r4:00000000 [ 890.056133][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.056229][ T32] r9:83018005 r8:853dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 890.056300][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.056357][ T32] r5:00001000 r4:eb31f000 [ 890.056393][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.056465][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.056537][ T32] r5:85459b8c r4:85459800 [ 890.056565][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.056637][ T32] r7:dddced80 r6:83018000 r5:85459b8c r4:84817e00 [ 890.056664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.056735][ T32] r10:61c88647 r9:853dc800 r8:84817e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.056786][ T32] r4:84817e00 [ 890.056820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.056875][ T32] r10:00000000 r9:84817e00 r8:80287e08 r7:eb4c9e60 r6:84817e80 r5:853dc800 [ 890.056899][ T32] r4:00000001 [ 890.056920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.056981][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) [ 890.057019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.057071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.057105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.057154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.057182][ T32] r4:8490f6c0 [ 890.057526][ T32] INFO: task kworker/0:182:4983 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.057565][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.057638][ T32] Workqueue: events bpf_prog_free_deferred [ 890.057689][ T32] Call trace: [ 890.057724][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.057802][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.057833][ T32] r4:00000000 [ 890.057855][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.057897][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.057927][ T32] dd20: bf8bf000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.057958][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.058014][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.058057][ T32] r5:80050013 r4:80239bb0 [ 890.058093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.058148][ T32] r4:82ac21e4 [ 890.058218][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.058279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.058312][ T32] r4:dff9ddc0 ** 1 printk messages dropped ** [ 890.071407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 ** 11 printk messages dropped ** [ 890.071917][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 890.072195][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 890.072659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.073029][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 890.073378][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 890.073693][ T32] r5:85459f8c r4:85459c00 ** 5 printk messages dropped ** [ 890.073931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 890.074349][ T32] r4:8490fcc0 ** 3 printk messages dropped ** [ 890.074894][ T32] Call trace: ** 1 printk messages dropped ** [ 890.075016][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.075068][ T32] r4:00000000 [ 890.075115][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.075184][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.075219][ T32] dd20: bfe74000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.075250][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.075302][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.075353][ T32] r5:80050013 r4:80239bb0 [ 890.075408][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.075457][ T32] r4:82ac21e4 [ 890.075479][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.075524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.075570][ T32] r4:dff9ddc0 [ 890.075618][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.075669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.075693][ T32] r4:00000000 [ 890.075714][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.075761][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.075806][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.075876][ T32] r5:00001000 r4:dfb17000 [ 890.075911][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.075973][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.076022][ T32] r5:84553b8c r4:84553800 [ 890.076078][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.076142][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.076191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.076246][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.076302][ T32] r4:8483ac80 [ 890.076347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.076446][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.076474][ T32] r4:00000001 [ 890.076516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.076578][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.076610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.076661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.076694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.076726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.076751][ T32] r4:84839bc0 [ 890.076772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.076797][ T32] INFO: task kworker/0:184:4988 blocked for more than 467 seconds. [ 890.076827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.076852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.076873][ T32] task:kworker/0:184 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.076975][ T32] Workqueue: events bpf_prog_free_deferred [ 890.077066][ T32] Call trace: [ 890.077149][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.077204][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:853e1800 [ 890.077228][ T32] r4:853e1800 [ 890.077271][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.077329][ T32] r5:853e1800 r4:8291a680 [ 890.077372][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.077418][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.077463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 890.077486][ T32] r4:00000000 ** 2 printk messages dropped ** [ 890.077646][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 890.077992][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 890.078199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 890.098812][ T32] r4:00000001 ** 5 printk messages dropped ** [ 890.099138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 890.099656][ T32] Workqueue: events bpf_prog_free_deferred [ 890.099751][ T32] Call trace: [ 890.099804][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.099866][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.099892][ T32] r4:00000000 [ 890.099913][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.099954][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.100008][ T32] dd20: c0400000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.100044][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.100072][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.100120][ T32] r5:80050013 r4:80239bb0 [ 890.100169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.100243][ T32] r4:82ac21e4 [ 890.100292][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.100373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.100403][ T32] r4:dff9ddc0 [ 890.100425][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.100480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.100508][ T32] r4:00000000 [ 890.100531][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.100584][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.100608][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.100651][ T32] r5:00001000 r4:dfb17000 [ 890.100693][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.100741][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.100787][ T32] r5:84553b8c r4:84553800 [ 890.100809][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.100872][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.100900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.100950][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.100973][ T32] r4:8483ac80 [ 890.101015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 890.101206][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 890.101625][ T32] task:kworker/1:748 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 890.102141][ T32] r4:00000000 ** 3 printk messages dropped ** [ 890.102360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492a600 ** 6 printk messages dropped ** [ 890.102594][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 890.102770][ T32] r7:ddde2d80 r6:83018200 r5:85407f8c r4:84ae1200 ** 5 printk messages dropped ** [ 890.103006][ T32] r4:00000001 ** 5 printk messages dropped ** [ 890.103302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 890.103897][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) ** 5 printk messages dropped ** [ 890.104191][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 890.104429][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.104646][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 890.105071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 890.105428][ T32] INFO: task kworker/0:185:4992 blocked for more than 467 seconds. [ 890.105463][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.105488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.105510][ T32] task:kworker/0:185 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.105584][ T32] Workqueue: events bpf_prog_free_deferred [ 890.105628][ T32] Call trace: [ 890.105698][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.105775][ T32] r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000113 r6:eb4e5d8c r5:8542ec00 [ 890.105826][ T32] r4:8542ec00 [ 890.105872][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.105921][ T32] r5:8542ec00 r4:8291a680 [ 890.105943][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.105983][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.106027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 890.106051][ T32] r4:00000000 [ 890.106072][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.106110][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.106179][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.106252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490ff40 [ 890.106285][ T32] r4:00000000 [ 890.106318][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.106369][ T32] r9:83018005 r8:8542ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 890.106392][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.106457][ T32] r5:00001000 r4:eb3b1000 [ 890.106484][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.106526][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.106590][ T32] r5:8545a38c r4:8545a000 [ 890.106615][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.106686][ T32] r7:dddced80 r6:83018000 r5:8545a38c r4:8438d100 [ 890.106734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.106788][ T32] r10:61c88647 r9:8542ec00 r8:8438d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.106834][ T32] r4:8438d100 [ 890.106859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.106907][ T32] r10:00000000 r9:8438d100 r8:80287e08 r7:eb4b9e60 r6:84ae1300 r5:8542ec00 [ 890.106930][ T32] r4:00000001 [ 890.106973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.107038][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 890.107099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.107133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.107183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.107233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.107270][ T32] r4:8490f180 [ 890.107424][ T32] INFO: task kworker/0:185:4992 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.107460][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.107568][ T32] Workqueue: events bpf_prog_free_deferred [ 890.107614][ T32] Call trace: [ 890.107703][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.107802][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.107832][ T32] r4:00000000 [ 890.107853][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.107916][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.107972][ T32] dd20: c0400000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.108018][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.108071][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.108100][ T32] r5:80050013 r4:80239bb0 [ 890.108122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.108187][ T32] r4:82ac21e4 [ 890.108236][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.108312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.108421][ T32] r4:dff9ddc0 [ 890.130544][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.130639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.130689][ T32] r4:00000000 [ 890.130740][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.130800][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.130825][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.130896][ T32] r5:00001000 r4:dfb17000 [ 890.130923][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.130988][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.131039][ T32] r5:84553b8c r4:84553800 [ 890.131063][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.131135][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.131163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.131235][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.131271][ T32] r4:8483ac80 [ 890.131323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.131379][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 ** 3 printk messages dropped ** [ 890.131558][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 890.131889][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 890.132382][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 890.132956][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 890.133345][ T32] r10:00000000 r9:8438d180 r8:80287e08 r7:eb4b9e60 r6:84ae1380 r5:8542d400 ** 9 printk messages dropped ** [ 890.133998][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 890.134734][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 890.134832][ T32] r4:dff9ddc0 [ 890.134852][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.134895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.134918][ T32] r4:00000000 [ 890.134939][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.134985][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.135008][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.135052][ T32] r5:00001000 r4:dfb17000 [ 890.135073][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.135112][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.135156][ T32] r5:84553b8c r4:84553800 [ 890.135176][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.135225][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.135269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.135331][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.135355][ T32] r4:8483ac80 [ 890.135376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.135424][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.135449][ T32] r4:00000001 [ 890.135470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.135506][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.135534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.135575][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.135630][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.135666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.135690][ T32] r4:84839bc0 [ 890.135729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.135771][ T32] INFO: task kworker/0:187:4995 blocked for more than 467 seconds. [ 890.135827][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.135856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.135902][ T32] task:kworker/0:187 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.135955][ T32] Workqueue: events bpf_prog_free_deferred [ 890.136020][ T32] Call trace: [ 890.136081][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.136153][ T32] r10:8291a684 r9:eb4fdd84 r8:00000002 r7:60000113 r6:eb4fdd8c r5:8542a400 [ 890.136205][ T32] r4:8542a400 [ 890.136231][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.136329][ T32] r5:8542a400 r4:8291a680 [ 890.136354][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.136403][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 890.136759][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.137101][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 890.137338][ T32] r10:61c88647 r9:8542a400 r8:8438d22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 890.137707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 890.138126][ T32] Call trace: ** 5 printk messages dropped ** [ 890.153498][ T32] dd20: c0985000 dfafb000 00000001 80239b98 7f151000 00000001 ** 10 printk messages dropped ** [ 890.154004][ T32] r4:00000000 ** 5 printk messages dropped ** [ 890.154288][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.154345][ T32] r5:84553b8c r4:84553800 [ 890.154379][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.154456][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.154505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.154562][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.154587][ T32] r4:8483ac80 [ 890.154608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.154657][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.154681][ T32] r4:00000001 [ 890.154701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 890.154826][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 890.155477][ T32] r4:8542e000 [ 890.155503][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.155562][ T32] r5:8542e000 r4:8291a680 ** 22 printk messages dropped ** [ 890.156555][ T32] r10:00000000 r9:8438d280 r8:80287e08 r7:eb4b9e60 r6:84ae1480 r5:8542e000 [ 890.156605][ T32] r4:00000001 [ 890.156629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.156667][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) [ 890.156713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.156773][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.156806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.156836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.156881][ T32] r4:84b67180 [ 890.157200][ T32] INFO: task kworker/0:188:4997 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.157238][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.157351][ T32] Workqueue: events bpf_prog_free_deferred [ 890.157413][ T32] Call trace: [ 890.157457][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.157535][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.157564][ T32] r4:00000000 [ 890.157585][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.157629][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.157683][ T32] dd20: c0985000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.157733][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.157773][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.157812][ T32] r5:80050013 r4:80239bb0 [ 890.157857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.157906][ T32] r4:82ac21e4 [ 890.157929][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.157974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.158008][ T32] r4:dff9ddc0 [ 890.158034][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.158078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.158102][ T32] r4:00000000 [ 890.158122][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.158168][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.158214][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.158289][ T32] r5:00001000 r4:dfb17000 [ 890.158333][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.170410][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.170519][ T32] r5:84553b8c r4:84553800 [ 890.170545][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.170613][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.170643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.170696][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.170722][ T32] r4:8483ac80 [ 890.170743][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.170819][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.170877][ T32] r4:00000001 [ 890.170905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.170947][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.170979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.171035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.171091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.171127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.171152][ T32] r4:84839bc0 [ 890.171186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.171222][ T32] INFO: task kworker/0:189:4999 blocked for more than 467 seconds. [ 890.171257][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.171288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.171314][ T32] task:kworker/0:189 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.171408][ T32] Workqueue: events bpf_prog_free_deferred [ 890.171466][ T32] Call trace: [ 890.171500][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.171555][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:85430c00 [ 890.171580][ T32] r4:85430c00 [ 890.171601][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.171645][ T32] r5:85430c00 r4:8291a680 [ 890.171667][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.171707][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.171752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 890.171778][ T32] r4:00000000 [ 890.171816][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.171882][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.171928][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.171974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b673c0 [ 890.171999][ T32] r4:00000000 [ 890.172019][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.172108][ T32] r9:83018005 r8:85430c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 890.172158][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.172209][ T32] r5:00001000 r4:eb50d000 [ 890.172278][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.172333][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.172377][ T32] r5:8545b38c r4:8545b000 [ 890.172398][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.172444][ T32] r7:dddced80 r6:83018000 r5:8545b38c r4:8438d300 [ 890.172467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.172516][ T32] r10:61c88647 r9:85430c00 r8:8438d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.172564][ T32] r4:8438d300 [ 890.172589][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.172661][ T32] r10:00000000 r9:8438d300 r8:80287e08 r7:eb4b9e60 r6:84ae1500 r5:85430c00 [ 890.172713][ T32] r4:00000001 [ 890.172738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.172776][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 890.172805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.172835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.172884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.172922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.172968][ T32] r4:84b67280 [ 890.173257][ T32] INFO: task kworker/0:189:4999 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.173296][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.173374][ T32] Workqueue: events bpf_prog_free_deferred [ 890.173421][ T32] Call trace: [ 890.173462][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.173520][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.173545][ T32] r4:00000000 [ 890.173587][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.173635][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.173665][ T32] dd20: c0f97000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.173697][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.173758][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.173820][ T32] r5:80050013 r4:80239bb0 [ 890.173847][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.173892][ T32] r4:82ac21e4 [ 890.173914][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.173958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.173982][ T32] r4:dff9ddc0 [ 890.174024][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.174090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.174151][ T32] r4:00000000 [ 890.174177][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.174236][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.174292][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.174365][ T32] r5:00001000 r4:dfb17000 [ 890.174390][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.174432][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.174497][ T32] r5:84553b8c r4:84553800 [ 890.174522][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.174573][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.174619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.174673][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.174718][ T32] r4:8483ac80 [ 890.174744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.174793][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.174816][ T32] r4:00000001 [ 890.174836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.174872][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.174921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.174958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.174986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.175017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.175040][ T32] r4:84839bc0 [ 890.175061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.175087][ T32] INFO: task kworker/0:190:5001 blocked for more than 467 seconds. [ 890.175117][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.175164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.175191][ T32] task:kworker/0:190 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.175240][ T32] Workqueue: events bpf_prog_free_deferred [ 890.175304][ T32] Call trace: [ 890.175359][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.175413][ T32] r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:85430000 [ 890.175469][ T32] r4:85430000 [ 890.175496][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.175543][ T32] r5:85430000 r4:8291a680 [ 890.175565][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.175605][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.175650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 890.175695][ T32] r4:00000000 [ 890.175744][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.175792][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.175828][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.175872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b675c0 [ 890.175896][ T32] r4:00000000 [ 890.175916][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.175961][ T32] r9:83018005 r8:85430000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 890.176005][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.176054][ T32] r5:00001000 r4:eb523000 [ 890.176077][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.176139][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.176189][ T32] r5:8545b78c r4:8545b400 [ 890.176254][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.176335][ T32] r7:dddced80 r6:83018000 r5:8545b78c r4:8438d380 [ 890.176358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.176430][ T32] r10:61c88647 r9:85430000 r8:8438d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.176480][ T32] r4:8438d380 [ 890.176526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.176610][ T32] r10:00000000 r9:8438d380 r8:80287e08 r7:eb4b9e60 r6:84ae1580 r5:85430000 [ 890.176639][ T32] r4:00000001 [ 890.176680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.176725][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 890.176753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.176784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.176813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.176866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.176940][ T32] r4:84b67400 [ 890.177085][ T32] INFO: task kworker/0:190:5001 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.177117][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.177203][ T32] Workqueue: events bpf_prog_free_deferred [ 890.177298][ T32] Call trace: [ 890.177331][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.177398][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.177451][ T32] r4:00000000 [ 890.177475][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.177519][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.177570][ T32] dd20: c0f97000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.177606][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.177654][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.177708][ T32] r5:80050013 r4:80239bb0 [ 890.177734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.177777][ T32] r4:82ac21e4 [ 890.177820][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.177889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.177941][ T32] r4:dff9ddc0 [ 890.177966][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.178012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.178035][ T32] r4:00000000 [ 890.178078][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.178131][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.178156][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.178202][ T32] r5:00001000 r4:dfb17000 [ 890.178255][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.178316][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.203651][ T32] r5:84553b8c r4:84553800 [ 890.203743][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.203829][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.203856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.203910][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.203935][ T32] r4:8483ac80 [ 890.203979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.204036][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.204061][ T32] r4:00000001 [ 890.204082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.204136][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.204174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.204205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.204234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.204314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.204408][ T32] r4:84839bc0 [ 890.204461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.204510][ T32] INFO: task kworker/0:191:5004 blocked for more than 467 seconds. [ 890.204572][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.204603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.204650][ T32] task:kworker/0:191 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.204741][ T32] Workqueue: events bpf_prog_free_deferred [ 890.204838][ T32] Call trace: [ 890.204923][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.204984][ T32] r10:8291a684 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:85431800 [ 890.205020][ T32] r4:85431800 [ 890.205069][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.205142][ T32] r5:85431800 r4:8291a680 [ 890.205168][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.205231][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.205298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 [ 890.205329][ T32] r4:00000000 [ 890.205375][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.205417][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.205479][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.205533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67840 [ 890.205557][ T32] r4:00000000 [ 890.205580][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.205628][ T32] r9:83018005 r8:85431800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 890.205687][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.205736][ T32] r5:00001000 r4:eb53f000 [ 890.205758][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.205799][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.205843][ T32] r5:8545bf8c r4:8545bc00 [ 890.205864][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.205933][ T32] r7:dddced80 r6:83018000 r5:8545bf8c r4:8438d400 [ 890.205961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.206034][ T32] r10:61c88647 r9:85431800 r8:8438d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.206064][ T32] r4:8438d400 [ 890.206085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.206155][ T32] r10:00000000 r9:8438d400 r8:80287e08 r7:eb4b9e60 r6:84ae1600 r5:85431800 [ 890.206184][ T32] r4:00000001 [ 890.206205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.206264][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 890.206303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.206356][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.206388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.206419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.206464][ T32] r4:84b67500 [ 890.206785][ T32] INFO: task kworker/0:191:5004 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.206830][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.206897][ T32] Workqueue: events bpf_prog_free_deferred [ 890.206945][ T32] Call trace: [ 890.206975][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.207030][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.207073][ T32] r4:00000000 [ 890.207119][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.207169][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.207200][ T32] dd20: c14d4000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.207230][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.207289][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.207353][ T32] r5:80050013 r4:80239bb0 [ 890.207424][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.207484][ T32] r4:82ac21e4 [ 890.207549][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.207629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.207686][ T32] r4:dff9ddc0 [ 890.207715][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.207772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.207800][ T32] r4:00000000 [ 890.207823][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.207893][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.207921][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.207988][ T32] r5:00001000 r4:dfb17000 [ 890.208014][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.208078][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.208127][ T32] r5:84553b8c r4:84553800 [ 890.208169][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.208225][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.208299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.208389][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.208500][ T32] r4:8483ac80 [ 890.218814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.218914][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.218993][ T32] r4:00000001 [ 890.219025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.219088][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.219126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.219157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.219197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.219232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.219256][ T32] r4:84839bc0 [ 890.219287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.219330][ T32] INFO: task kworker/0:192:5005 blocked for more than 467 seconds. [ 890.219370][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.219396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.219419][ T32] task:kworker/0:192 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.219493][ T32] Workqueue: events bpf_prog_free_deferred [ 890.219558][ T32] Call trace: [ 890.219642][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.219701][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:85433c00 [ 890.219749][ T32] r4:85433c00 [ 890.219774][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.219842][ T32] r5:85433c00 r4:8291a680 [ 890.219869][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.219965][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.220026][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 890.220055][ T32] r4:00000000 [ 890.220109][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.220170][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.220237][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.220324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67a00 [ 890.220354][ T32] r4:00000000 [ 890.220375][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.220425][ T32] r9:83018005 r8:85433c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 890.220449][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.220492][ T32] r5:00001000 r4:eb55b000 [ 890.220512][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.220552][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.220597][ T32] r5:8546078c r4:85460400 [ 890.220620][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.220666][ T32] r7:dddced80 r6:83018000 r5:8546078c r4:8438d480 [ 890.220688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.220736][ T32] r10:61c88647 r9:85433c00 r8:8438d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.220760][ T32] r4:8438d480 [ 890.220801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.220874][ T32] r10:00000000 r9:8438d480 r8:80287e08 r7:eb539e60 r6:84ae1680 r5:85433c00 [ 890.220904][ T32] r4:00000001 [ 890.220934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.220996][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 890.221051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.221087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.221124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.221158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.221203][ T32] r4:84b67640 [ 890.221532][ T32] INFO: task kworker/0:192:5005 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.221576][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.221691][ T32] Workqueue: events bpf_prog_free_deferred [ 890.221771][ T32] Call trace: [ 890.221809][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.221888][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.221919][ T32] r4:00000000 [ 890.221941][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.222008][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.222043][ T32] dd20: c15ae000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.222108][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.222139][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.222164][ T32] r5:80050013 r4:80239bb0 [ 890.222187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.222230][ T32] r4:82ac21e4 [ 890.222251][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.222332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.222360][ T32] r4:dff9ddc0 [ 890.222381][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.222426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.222472][ T32] r4:00000000 [ 890.222504][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.222552][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.222576][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.222640][ T32] r5:00001000 r4:dfb17000 [ 890.222665][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.222707][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.222751][ T32] r5:84553b8c r4:84553800 [ 890.222793][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.222859][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.222886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.222937][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.222961][ T32] r4:8483ac80 [ 890.223002][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.223077][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.223105][ T32] r4:00000001 [ 890.223126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.223163][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.223190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.223234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.223266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.223326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.223374][ T32] r4:84839bc0 [ 890.223400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.223426][ T32] INFO: task kworker/0:193:5007 blocked for more than 467 seconds. [ 890.223465][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.223515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.223546][ T32] task:kworker/0:193 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.223595][ T32] Workqueue: events bpf_prog_free_deferred [ 890.223664][ T32] Call trace: [ 890.223719][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.223773][ T32] r10:8291a684 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:85434800 [ 890.223797][ T32] r4:85434800 [ 890.223840][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.223890][ T32] r5:85434800 r4:8291a680 [ 890.223935][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.223980][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.224049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 890.224078][ T32] r4:00000000 [ 890.224100][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.224138][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.224172][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.224215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67900 [ 890.224258][ T32] r4:00000000 [ 890.224315][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.224374][ T32] r9:83018005 r8:85434800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 890.224402][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.224447][ T32] r5:00001000 r4:eb545000 [ 890.224489][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.224558][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.224627][ T32] r5:8546038c r4:85460000 [ 890.224652][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.224701][ T32] r7:dddced80 r6:83018000 r5:8546038c r4:8438d500 [ 890.224722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.224771][ T32] r10:61c88647 r9:85434800 r8:8438d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.224817][ T32] r4:8438d500 [ 890.224863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.224914][ T32] r10:00000000 r9:8438d500 r8:80287e08 r7:eb53de60 r6:84ae1700 r5:85434800 [ 890.224939][ T32] r4:00000001 [ 890.224960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.224996][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 890.225024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.225053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.225082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.225112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.225135][ T32] r4:84b67780 [ 890.225286][ T32] INFO: task kworker/0:193:5007 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.225335][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.225432][ T32] Workqueue: events bpf_prog_free_deferred [ 890.225515][ T32] Call trace: [ 890.225563][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.225628][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.225653][ T32] r4:00000000 [ 890.225674][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.225722][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.225774][ T32] dd20: c15ae000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.225812][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.225839][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.225887][ T32] r5:80050013 r4:80239bb0 [ 890.225913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.225984][ T32] r4:82ac21e4 [ 890.226010][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.226056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.226113][ T32] r4:dff9ddc0 [ 890.226137][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.226182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.226205][ T32] r4:00000000 [ 890.226292][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.226381][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.226409][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.226453][ T32] r5:00001000 r4:dfb17000 [ 890.226474][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.226544][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.226624][ T32] r5:84553b8c r4:84553800 [ 890.226650][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.226724][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.226772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.226827][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.226867][ T32] r4:8483ac80 [ 890.226891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.226938][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.226962][ T32] r4:00000001 [ 890.226981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.227017][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.227045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.227075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.227124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.227175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.227202][ T32] r4:84839bc0 [ 890.227223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.227250][ T32] INFO: task kworker/0:194:5009 blocked for more than 467 seconds. [ 890.227298][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.227348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.227374][ T32] task:kworker/0:194 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.227443][ T32] Workqueue: events bpf_prog_free_deferred [ 890.227515][ T32] Call trace: [ 890.227548][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.227597][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:85433000 [ 890.227643][ T32] r4:85433000 [ 890.227687][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.227757][ T32] r5:85433000 r4:8291a680 [ 890.227805][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.227850][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.227896][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 890.227920][ T32] r4:00000000 [ 890.227941][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.227977][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.228021][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.228092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67b40 [ 890.228122][ T32] r4:00000000 [ 890.228143][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.228189][ T32] r9:83018005 r8:85433000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 890.228211][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.228309][ T32] r5:00001000 r4:eb561000 [ 890.228357][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.261380][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.261480][ T32] r5:85460b8c r4:85460800 [ 890.261505][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.261557][ T32] r7:dddced80 r6:83018000 r5:85460b8c r4:8438d580 [ 890.261582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.261632][ T32] r10:61c88647 r9:85433000 r8:8438d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.261657][ T32] r4:8438d580 [ 890.261678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.261755][ T32] r10:00000000 r9:8438d580 r8:80287e08 r7:eb53de60 r6:84ae1780 r5:85433000 [ 890.261807][ T32] r4:00000001 [ 890.261833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.261878][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 890.261914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.261945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.261998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.262036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.262063][ T32] r4:84b67640 [ 890.262399][ T32] INFO: task kworker/0:194:5009 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.262439][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.262535][ T32] Workqueue: events bpf_prog_free_deferred [ 890.262603][ T32] Call trace: [ 890.262662][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.262730][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.262781][ T32] r4:00000000 [ 890.262807][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.262873][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.262931][ T32] dd20: c20a3000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.262987][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.263021][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.263048][ T32] r5:80050013 r4:80239bb0 [ 890.263070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.263115][ T32] r4:82ac21e4 [ 890.263146][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.263221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.263269][ T32] r4:dff9ddc0 [ 890.263318][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.263374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.263399][ T32] r4:00000000 [ 890.263420][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.263469][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.263503][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.263553][ T32] r5:00001000 r4:dfb17000 [ 890.263574][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.263625][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.263684][ T32] r5:84553b8c r4:84553800 [ 890.263709][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.263770][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.263823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.263888][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.263916][ T32] r4:8483ac80 [ 890.263939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.263988][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.264012][ T32] r4:00000001 [ 890.264032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.264068][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.264095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.264125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.264152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.264182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.264226][ T32] r4:84839bc0 [ 890.264286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.264325][ T32] INFO: task kworker/0:195:5012 blocked for more than 467 seconds. [ 890.264384][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.264437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.264463][ T32] task:kworker/0:195 state:D stack:0 pid:5012 tgid:5012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.264535][ T32] Workqueue: events bpf_prog_free_deferred [ 890.264594][ T32] Call trace: [ 890.264626][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.264676][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:85435400 [ 890.264721][ T32] r4:85435400 [ 890.264780][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.264829][ T32] r5:85435400 r4:8291a680 [ 890.264850][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.264892][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.264961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 890.265010][ T32] r4:00000000 [ 890.265035][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.265072][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.265108][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.265151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67d40 [ 890.265196][ T32] r4:00000000 [ 890.265223][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.265270][ T32] r9:83018005 r8:85435400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 890.265300][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.265366][ T32] r5:00001000 r4:eb573000 [ 890.265391][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.265445][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.265494][ T32] r5:85460f8c r4:85460c00 [ 890.265538][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.265598][ T32] r7:dddced80 r6:83018000 r5:85460f8c r4:8438d600 [ 890.265632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.265686][ T32] r10:61c88647 r9:85435400 r8:8438d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.265727][ T32] r4:8438d600 [ 890.265750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.265798][ T32] r10:00000000 r9:8438d600 r8:80287e08 r7:eb559e60 r6:84ae1800 r5:85435400 [ 890.265824][ T32] r4:00000001 [ 890.265847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.265910][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 890.265944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.265998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.266052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.266087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.266112][ T32] r4:84b67a40 [ 890.266263][ T32] INFO: task kworker/0:195:5012 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.266326][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.266399][ T32] Workqueue: events bpf_prog_free_deferred [ 890.266485][ T32] Call trace: [ 890.266530][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.266608][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.266638][ T32] r4:00000000 [ 890.266659][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.266704][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.266746][ T32] dd20: c20a3000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.266784][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.266813][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.266839][ T32] r5:80050013 r4:80239bb0 [ 890.266872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.266945][ T32] r4:82ac21e4 [ 890.266983][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.267033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.267059][ T32] r4:dff9ddc0 [ 890.267083][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.267128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.267152][ T32] r4:00000000 [ 890.267188][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.267241][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.267287][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.267401][ T32] r5:00001000 r4:dfb17000 [ 890.267445][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.267515][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.267604][ T32] r5:84553b8c r4:84553800 [ 890.267630][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.267685][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.267709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.267760][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.267815][ T32] r4:8483ac80 [ 890.267864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.267940][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.267990][ T32] r4:00000001 [ 890.268036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.268101][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.268135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.268169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.268220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.268317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.279251][ T32] r4:84839bc0 [ 890.279356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.279425][ T32] INFO: task kworker/0:196:5014 blocked for more than 467 seconds. [ 890.279469][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.279517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.279555][ T32] task:kworker/0:196 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.279621][ T32] Workqueue: events bpf_prog_free_deferred [ 890.279698][ T32] Call trace: [ 890.279734][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.279795][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:85432400 [ 890.279832][ T32] r4:85432400 [ 890.279860][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.279909][ T32] r5:85432400 r4:8291a680 [ 890.279932][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.279974][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.280029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 890.280059][ T32] r4:00000000 [ 890.280081][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.280119][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.280182][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.280256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84398c40 [ 890.280312][ T32] r4:00000000 [ 890.280369][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.280437][ T32] r9:83018005 r8:85432400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 890.280466][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.280534][ T32] r5:00001000 r4:eb587000 [ 890.280562][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.280627][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.280677][ T32] r5:8546178c r4:85461400 [ 890.280701][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.280752][ T32] r7:dddced80 r6:83018000 r5:8546178c r4:8438d680 [ 890.280776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.280825][ T32] r10:61c88647 r9:85432400 r8:8438d6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.280850][ T32] r4:8438d680 [ 890.280893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.280948][ T32] r10:00000000 r9:8438d680 r8:80287e08 r7:eb571e60 r6:84ae1880 r5:85432400 [ 890.280973][ T32] r4:00000001 [ 890.280995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.281034][ T32] Exception stack(0xeb57dfb0 to 0xeb57dff8) [ 890.281067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.281098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.281128][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.281161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.281185][ T32] r4:84b67c80 [ 890.281485][ T32] INFO: task kworker/0:196:5014 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.281522][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.281707][ T32] Workqueue: events bpf_prog_free_deferred [ 890.281771][ T32] Call trace: [ 890.281804][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.281881][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.281914][ T32] r4:00000000 [ 890.281958][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.282030][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.282088][ T32] dd20: c20a3000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.282131][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.282170][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.282203][ T32] r5:80050013 r4:80239bb0 [ 890.282256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.282324][ T32] r4:82ac21e4 [ 890.282353][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.282411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.282450][ T32] r4:dff9ddc0 [ 890.282476][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.282523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.282570][ T32] r4:00000000 [ 890.282598][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.282647][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.282684][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.282735][ T32] r5:00001000 r4:dfb17000 [ 890.282759][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.282801][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.282846][ T32] r5:84553b8c r4:84553800 [ 890.282868][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.282940][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.282992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.283069][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.283120][ T32] r4:8483ac80 [ 890.283166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.283240][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.283298][ T32] r4:00000001 [ 890.283350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.283393][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.283423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.283454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.283483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.283514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.283538][ T32] r4:84839bc0 [ 890.283584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.283618][ T32] INFO: task kworker/0:197:5015 blocked for more than 467 seconds. [ 890.283651][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.283677][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.283700][ T32] task:kworker/0:197 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.283753][ T32] Workqueue: events bpf_prog_free_deferred [ 890.283825][ T32] Call trace: [ 890.283861][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.283935][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:85436c00 [ 890.283965][ T32] r4:85436c00 [ 890.283989][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.284036][ T32] r5:85436c00 r4:8291a680 [ 890.284151][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.284224][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.284333][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb581e08 [ 890.284369][ T32] r4:00000000 [ 890.284393][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.284434][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.284472][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.284516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67ec0 [ 890.284543][ T32] r4:00000000 [ 890.284565][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.284612][ T32] r9:83018005 r8:85436c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 890.284650][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.284701][ T32] r5:00001000 r4:eb579000 [ 890.284725][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.284766][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.284811][ T32] r5:8546138c r4:85461000 [ 890.284834][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.284907][ T32] r7:dddced80 r6:83018000 r5:8546138c r4:8438d700 [ 890.284937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.284992][ T32] r10:61c88647 r9:85436c00 r8:8438d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.285038][ T32] r4:8438d700 [ 890.285066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.285117][ T32] r10:00000000 r9:8438d700 r8:80287e08 r7:eb57de60 r6:84ae1900 r5:85436c00 [ 890.285152][ T32] r4:00000001 [ 890.285178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.285217][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 890.285247][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.285295][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.285331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.285364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.285389][ T32] r4:84b67c80 [ 890.285530][ T32] INFO: task kworker/0:197:5015 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.285590][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.285664][ T32] Workqueue: events bpf_prog_free_deferred [ 890.285714][ T32] Call trace: [ 890.285748][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.285813][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.285865][ T32] r4:00000000 [ 890.285893][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.285938][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.285979][ T32] dd20: c20a3000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.286045][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.286077][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.286103][ T32] r5:80050013 r4:80239bb0 [ 890.286125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.286188][ T32] r4:82ac21e4 [ 890.286234][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.286290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.286315][ T32] r4:dff9ddc0 [ 890.286359][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.286409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.286434][ T32] r4:00000000 [ 890.286475][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.286549][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.286575][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.286619][ T32] r5:00001000 r4:dfb17000 [ 890.286640][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.286710][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.286759][ T32] r5:84553b8c r4:84553800 [ 890.286780][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.286839][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.286866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.286916][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.286961][ T32] r4:8483ac80 [ 890.286995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.287049][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.287073][ T32] r4:00000001 [ 890.287093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.287129][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.287156][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.287232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.287265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.287325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.287353][ T32] r4:84839bc0 [ 890.287397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.287429][ T32] INFO: task kworker/0:198:5018 blocked for more than 467 seconds. [ 890.287459][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.287484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.287506][ T32] task:kworker/0:198 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.287552][ T32] Workqueue: events bpf_prog_free_deferred [ 890.287621][ T32] Call trace: [ 890.287668][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.287718][ T32] r10:8291a684 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:85429800 [ 890.287743][ T32] r4:85429800 [ 890.287764][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.287809][ T32] r5:85429800 r4:8291a680 [ 890.287831][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.287870][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.287914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 890.287939][ T32] r4:00000000 [ 890.287973][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.288015][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.288064][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.288109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f000 [ 890.288134][ T32] r4:00000000 [ 890.288155][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.288211][ T32] r9:83018005 r8:85429800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 890.288233][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.288382][ T32] r5:00001000 r4:eb5a9000 [ 890.313305][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.313399][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.313450][ T32] r5:8546238c r4:85462000 [ 890.313474][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.313554][ T32] r7:dddced80 r6:83018000 r5:8546238c r4:8438d780 [ 890.313612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.313669][ T32] r10:61c88647 r9:85429800 r8:8438d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.313694][ T32] r4:8438d780 [ 890.313717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.313768][ T32] r10:00000000 r9:8438d780 r8:80287e08 r7:eb57de60 r6:84ae1980 r5:85429800 [ 890.313793][ T32] r4:00000001 [ 890.313814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.313853][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 890.313885][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.313915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.313956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.313998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.314024][ T32] r4:84398e00 [ 890.314345][ T32] INFO: task kworker/0:198:5018 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.314397][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.314478][ T32] Workqueue: events bpf_prog_free_deferred [ 890.314583][ T32] Call trace: [ 890.314656][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.314719][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.314746][ T32] r4:00000000 [ 890.314768][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.314922][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.314958][ T32] dd20: c24d7000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.314990][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.315039][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.315096][ T32] r5:80050013 r4:80239bb0 [ 890.315122][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.315169][ T32] r4:82ac21e4 [ 890.315220][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.315285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.315315][ T32] r4:dff9ddc0 [ 890.315395][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.315446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.315470][ T32] r4:00000000 [ 890.315518][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.315572][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.315624][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.315676][ T32] r5:00001000 r4:dfb17000 [ 890.315697][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.315822][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.315874][ T32] r5:84553b8c r4:84553800 [ 890.315896][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.315985][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.316015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.316175][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.316204][ T32] r4:8483ac80 [ 890.316225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.316298][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.316325][ T32] r4:00000001 [ 890.316346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.316402][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.316435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.316468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.316497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.316530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.316580][ T32] r4:84839bc0 [ 890.316608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.316701][ T32] INFO: task kworker/0:199:5019 blocked for more than 467 seconds. [ 890.316742][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.316770][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.316792][ T32] task:kworker/0:199 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.316841][ T32] Workqueue: events bpf_prog_free_deferred [ 890.316887][ T32] Call trace: [ 890.316978][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.317148][ T32] r10:8291a684 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:85438000 [ 890.317179][ T32] r4:85438000 [ 890.317213][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.317275][ T32] r5:85438000 r4:8291a680 [ 890.317321][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.317398][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.317479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 890.317508][ T32] r4:00000000 [ 890.317530][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.317581][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.317662][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.317728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f1c0 [ 890.317754][ T32] r4:00000000 [ 890.317776][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.317822][ T32] r9:83018005 r8:85438000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 890.317903][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.317977][ T32] r5:00001000 r4:eb58d000 [ 890.318131][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.318180][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.318224][ T32] r5:85461b8c r4:85461800 [ 890.318244][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.318297][ T32] r7:dddced80 r6:83018000 r5:85461b8c r4:8438d800 [ 890.318332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.331720][ T32] r10:61c88647 r9:85438000 r8:8438d82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.331766][ T32] r4:8438d800 [ 890.331822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.331899][ T32] r10:00000000 r9:8438d800 r8:80287e08 r7:eb595e60 r6:84ae1a00 r5:85438000 [ 890.331925][ T32] r4:00000001 [ 890.331947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.332079][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 890.332131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.332169][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.332200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.332233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.332257][ T32] r4:84398e00 [ 890.332622][ T32] INFO: task kworker/0:199:5019 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.332660][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.332855][ T32] Workqueue: events bpf_prog_free_deferred [ 890.332964][ T32] Call trace: [ 890.333062][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.333121][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.333148][ T32] r4:00000000 [ 890.333196][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.333281][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.333343][ T32] dd20: c29a9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.333379][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.333410][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.333438][ T32] r5:80050013 r4:80239bb0 [ 890.333461][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.333508][ T32] r4:82ac21e4 [ 890.333530][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.333575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.333599][ T32] r4:dff9ddc0 [ 890.333619][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.333662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.333686][ T32] r4:00000000 [ 890.333706][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.333754][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.333778][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.333879][ T32] r5:00001000 r4:dfb17000 [ 890.333906][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.333993][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.334045][ T32] r5:84553b8c r4:84553800 [ 890.334088][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.334144][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.334167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.334217][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.334287][ T32] r4:8483ac80 [ 890.334313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.334408][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.334486][ T32] r4:00000001 [ 890.334517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.334563][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.334592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.334622][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.334651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.334710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.334740][ T32] r4:84839bc0 [ 890.334765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.334823][ T32] INFO: task kworker/0:200:5022 blocked for more than 467 seconds. [ 890.334891][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.334923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.334965][ T32] task:kworker/0:200 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.335019][ T32] Workqueue: events bpf_prog_free_deferred [ 890.335109][ T32] Call trace: [ 890.335202][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.335288][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:8543a400 [ 890.335347][ T32] r4:8543a400 [ 890.335380][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.335428][ T32] r5:8543a400 r4:8291a680 [ 890.335451][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.335492][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.335541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 890.335622][ T32] r4:00000000 [ 890.335710][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.335808][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.335850][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.335893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849520c0 [ 890.335918][ T32] r4:00000000 [ 890.335940][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.336012][ T32] r9:83018005 r8:8543a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 890.336040][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.336085][ T32] r5:00001000 r4:eb5a3000 [ 890.336106][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.336148][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.336190][ T32] r5:85461f8c r4:85461c00 [ 890.336212][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.336303][ T32] r7:dddced80 r6:83018000 r5:85461f8c r4:8438d880 [ 890.336352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.336407][ T32] r10:61c88647 r9:8543a400 r8:8438d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.336459][ T32] r4:8438d880 [ 890.336492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.336546][ T32] r10:00000000 r9:8438d880 r8:80287e08 r7:eb595e60 r6:84ae1a80 r5:8543a400 [ 890.336627][ T32] r4:00000001 [ 890.336653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.336772][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 890.336814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.336853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.336898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.336941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.336995][ T32] r4:84952200 [ 890.337154][ T32] INFO: task kworker/0:200:5022 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.337188][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.337284][ T32] Workqueue: events bpf_prog_free_deferred [ 890.337450][ T32] Call trace: [ 890.337652][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.337799][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.337830][ T32] r4:00000000 [ 890.337853][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.337897][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.337927][ T32] dd20: c29a9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.337958][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.337984][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.338009][ T32] r5:80050013 r4:80239bb0 [ 890.338030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.338071][ T32] r4:82ac21e4 [ 890.338119][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.338170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.338221][ T32] r4:dff9ddc0 [ 890.338249][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.338302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.338331][ T32] r4:00000000 [ 890.338399][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.361839][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.361904][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.361986][ T32] r5:00001000 r4:dfb17000 [ 890.362011][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.362054][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.362100][ T32] r5:84553b8c r4:84553800 [ 890.362122][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.362172][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.362196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.362246][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.362269][ T32] r4:8483ac80 [ 890.362298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.362350][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.362375][ T32] r4:00000001 [ 890.362395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.362436][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.362470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.362500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.362528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.362559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.362583][ T32] r4:84839bc0 [ 890.362608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.362667][ T32] INFO: task kworker/0:201:5024 blocked for more than 467 seconds. [ 890.362708][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.362735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.362878][ T32] task:kworker/0:201 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.363002][ T32] Workqueue: events bpf_prog_free_deferred [ 890.363051][ T32] Call trace: [ 890.363141][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.363275][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:85438c00 [ 890.363313][ T32] r4:85438c00 [ 890.363365][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.363417][ T32] r5:85438c00 r4:8291a680 [ 890.363440][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.363508][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.363559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 890.363584][ T32] r4:00000000 [ 890.363633][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.363675][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.363731][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.363836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f1c0 [ 890.363868][ T32] r4:00000000 [ 890.363889][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.363938][ T32] r9:83018005 r8:85438c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 890.363961][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.364005][ T32] r5:00001000 r4:eb5bf000 [ 890.364026][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.364067][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.364110][ T32] r5:8546278c r4:85462400 [ 890.364157][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.364253][ T32] r7:dddced80 r6:83018000 r5:8546278c r4:8438d900 [ 890.364335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.364431][ T32] r10:61c88647 r9:85438c00 r8:8438d92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.364465][ T32] r4:8438d900 [ 890.364507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.364568][ T32] r10:00000000 r9:8438d900 r8:80287e08 r7:eb595e60 r6:84ae1b00 r5:85438c00 [ 890.364597][ T32] r4:00000001 [ 890.364619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.364657][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 890.364685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.364715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.364743][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.364803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.364833][ T32] r4:8538f100 [ 890.365147][ T32] INFO: task kworker/0:201:5024 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.365209][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.365313][ T32] Workqueue: events bpf_prog_free_deferred [ 890.365361][ T32] Call trace: [ 890.365395][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.365483][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.365509][ T32] r4:00000000 [ 890.365535][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.365613][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.365700][ T32] dd20: c2d8d000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.365763][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.365795][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.365821][ T32] r5:80050013 r4:80239bb0 [ 890.365863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.365913][ T32] r4:82ac21e4 [ 890.365935][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.365979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.366002][ T32] r4:dff9ddc0 [ 890.366033][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.366097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.366138][ T32] r4:00000000 [ 890.366164][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.366245][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.366271][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.366324][ T32] r5:00001000 r4:dfb17000 [ 890.366349][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.366404][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.366455][ T32] r5:84553b8c r4:84553800 [ 890.366476][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.366534][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.366597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.366682][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.366730][ T32] r4:8483ac80 [ 890.366824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.366880][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.366905][ T32] r4:00000001 [ 890.366951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.366996][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.367039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.367074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.367103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.367178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.367207][ T32] r4:84839bc0 [ 890.367229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.367282][ T32] INFO: task kworker/0:202:5026 blocked for more than 467 seconds. [ 890.367317][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.367343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.367384][ T32] task:kworker/0:202 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.367453][ T32] Workqueue: events bpf_prog_free_deferred [ 890.367536][ T32] Call trace: [ 890.367598][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.367685][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:85439800 [ 890.367738][ T32] r4:85439800 [ 890.367768][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.367816][ T32] r5:85439800 r4:8291a680 [ 890.367838][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.367939][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.368031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 890.368113][ T32] r4:00000000 [ 890.368141][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.368182][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.368218][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.368263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f280 [ 890.368353][ T32] r4:00000000 [ 890.389198][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.389379][ T32] r9:83018005 r8:85439800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 890.389416][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.389472][ T32] r5:00001000 r4:eb5c5000 [ 890.389587][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.389666][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.389724][ T32] r5:85462b8c r4:85462800 [ 890.389776][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.389837][ T32] r7:dddced80 r6:83018000 r5:85462b8c r4:8438d980 [ 890.389862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.389915][ T32] r10:61c88647 r9:85439800 r8:8438d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.389941][ T32] r4:8438d980 [ 890.390041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.390100][ T32] r10:00000000 r9:8438d980 r8:80287e08 r7:eb5bde60 r6:84ae1b80 r5:85439800 [ 890.390150][ T32] r4:00000001 [ 890.390177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.390218][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 890.390253][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.390291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.390322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.390356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.390406][ T32] r4:8538f180 [ 890.390735][ T32] INFO: task kworker/0:202:5026 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.390792][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.390868][ T32] Workqueue: events bpf_prog_free_deferred [ 890.390945][ T32] Call trace: [ 890.391011][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.391086][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.391117][ T32] r4:00000000 [ 890.391138][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.391209][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.391296][ T32] dd20: c318c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.391333][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.391360][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.391386][ T32] r5:80050013 r4:80239bb0 [ 890.391442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.391495][ T32] r4:82ac21e4 [ 890.391545][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.391625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.391683][ T32] r4:dff9ddc0 [ 890.391736][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.391787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.391812][ T32] r4:00000000 [ 890.391874][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.391928][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.391952][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.391998][ T32] r5:00001000 r4:dfb17000 [ 890.392018][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.392088][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.392139][ T32] r5:84553b8c r4:84553800 [ 890.392159][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.392226][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.392300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.392380][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.392407][ T32] r4:8483ac80 [ 890.392441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.392495][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.392535][ T32] r4:00000001 [ 890.392562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.392602][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.392659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.392695][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.392750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.392797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.392825][ T32] r4:84839bc0 [ 890.392849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.392881][ T32] INFO: task kworker/0:203:5027 blocked for more than 467 seconds. [ 890.392915][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.392991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.393105][ T32] task:kworker/0:203 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.393160][ T32] Workqueue: events bpf_prog_free_deferred [ 890.393321][ T32] Call trace: [ 890.393387][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.393444][ T32] r10:8291a684 r9:eb5d5d84 r8:00000002 r7:60000113 r6:eb5d5d8c r5:8543b000 [ 890.393485][ T32] r4:8543b000 [ 890.393511][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.393561][ T32] r5:8543b000 r4:8291a680 [ 890.393622][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.393752][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.393867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 890.393905][ T32] r4:00000000 [ 890.393968][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.394036][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.394096][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.394141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f500 [ 890.394165][ T32] r4:00000000 [ 890.394187][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.394261][ T32] r9:83018005 r8:8543b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 890.394325][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.394444][ T32] r5:00001000 r4:eb5dd000 [ 890.394481][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.394530][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.394599][ T32] r5:85462f8c r4:85462c00 [ 890.394652][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.394704][ T32] r7:dddced80 r6:83018000 r5:85462f8c r4:8438da00 [ 890.394726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.394804][ T32] r10:61c88647 r9:8543b000 r8:8438da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.394922][ T32] r4:8438da00 [ 890.394947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.395023][ T32] r10:00000000 r9:8438da00 r8:80287e08 r7:eb5cde60 r6:84ae1c00 r5:8543b000 [ 890.395067][ T32] r4:00000001 [ 890.395112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.395158][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 890.395208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.395247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.395285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.395340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.395396][ T32] r4:8538f440 [ 890.395589][ T32] INFO: task kworker/0:203:5027 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.395646][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.395739][ T32] Workqueue: events bpf_prog_free_deferred [ 890.395836][ T32] Call trace: [ 890.395871][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.395927][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.395977][ T32] r4:00000000 [ 890.396003][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.396048][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.396080][ T32] dd20: c318c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.396110][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.396139][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.396164][ T32] r5:80050013 r4:80239bb0 [ 890.396298][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.396375][ T32] r4:82ac21e4 [ 890.396399][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.396445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.396501][ T32] r4:dff9ddc0 [ 890.396528][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.396587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.396617][ T32] r4:00000000 [ 890.396639][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.396724][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.396752][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.396798][ T32] r5:00001000 r4:dfb17000 [ 890.396819][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.396860][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.396906][ T32] r5:84553b8c r4:84553800 [ 890.396942][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.396998][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.397023][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.397157][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.397187][ T32] r4:8483ac80 [ 890.397239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.397305][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.397347][ T32] r4:00000001 [ 890.397372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.397410][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.397438][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.397468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.397498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.397530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.397553][ T32] r4:84839bc0 [ 890.397573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.397599][ T32] INFO: task kworker/1:749:5030 blocked for more than 467 seconds. [ 890.397655][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.397685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.397707][ T32] task:kworker/1:749 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.397783][ T32] Workqueue: events bpf_prog_free_deferred [ 890.397832][ T32] Call trace: [ 890.397866][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.397917][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:8543c800 [ 890.397942][ T32] r4:8543c800 [ 890.397974][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.398025][ T32] r5:8543c800 r4:8291a680 [ 890.398048][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.398089][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.398133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 890.398157][ T32] r4:00000000 [ 890.398178][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.398214][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.398249][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.398296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f4c0 [ 890.398322][ T32] r4:00000000 [ 890.398365][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.398506][ T32] r9:83018205 r8:8543c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 890.419724][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.419821][ T32] r5:00001000 r4:eb5eb000 [ 890.419848][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.419892][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.419938][ T32] r5:8546338c r4:85463000 [ 890.419960][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.420011][ T32] r7:ddde2d80 r6:83018200 r5:8546338c r4:84ae1c80 [ 890.420034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.420086][ T32] r10:61c88647 r9:8543c800 r8:84ae1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.420110][ T32] r4:84ae1c80 [ 890.420132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.420182][ T32] r10:00000000 r9:84ae1c80 r8:80287e08 r7:eb485e60 r6:84ae1d00 r5:8543c800 [ 890.420206][ T32] r4:00000001 [ 890.420228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.420314][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 890.420360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.420394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.420424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.420455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.420478][ T32] r4:8492a340 [ 890.420792][ T32] INFO: task kworker/1:749:5030 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.420829][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.420904][ T32] Workqueue: events bpf_prog_free_deferred [ 890.420974][ T32] Call trace: [ 890.421033][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.421146][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.421205][ T32] r4:00000000 [ 890.421232][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.421286][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.421320][ T32] dd20: c330c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.421352][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.421379][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.421408][ T32] r5:80050013 r4:80239bb0 [ 890.421450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.421501][ T32] r4:82ac21e4 [ 890.421524][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.421569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.421592][ T32] r4:dff9ddc0 [ 890.421613][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.421684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.421713][ T32] r4:00000000 [ 890.421735][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.421783][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.421807][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.421853][ T32] r5:00001000 r4:dfb17000 [ 890.421874][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.421916][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.421977][ T32] r5:84553b8c r4:84553800 [ 890.422002][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.422111][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.422139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.422203][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.422239][ T32] r4:8483ac80 [ 890.422260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.422315][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.422342][ T32] r4:00000001 [ 890.422362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.422399][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.422454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.422492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.422521][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.422584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.422614][ T32] r4:84839bc0 [ 890.422664][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.422760][ T32] INFO: task kworker/0:204:5031 blocked for more than 467 seconds. [ 890.422801][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.422828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.422850][ T32] task:kworker/0:204 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.422899][ T32] Workqueue: events bpf_prog_free_deferred [ 890.423000][ T32] Call trace: [ 890.423040][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.423119][ T32] r10:8291a684 r9:eb5e1d84 r8:00000002 r7:60000113 r6:eb5e1d8c r5:8543d400 [ 890.423148][ T32] r4:8543d400 [ 890.423171][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.423217][ T32] r5:8543d400 r4:8291a680 [ 890.423239][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.423286][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.423334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 890.423387][ T32] r4:00000000 [ 890.423413][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.423451][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.423486][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.423529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f680 [ 890.423552][ T32] r4:00000000 [ 890.423605][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.423685][ T32] r9:83018005 r8:8543d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 890.423745][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.423805][ T32] r5:00001000 r4:eb5f1000 [ 890.423843][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.423893][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.423940][ T32] r5:8546378c r4:85463400 [ 890.423978][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.424091][ T32] r7:dddced80 r6:83018000 r5:8546378c r4:8438da80 [ 890.424196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.424252][ T32] r10:61c88647 r9:8543d400 r8:8438daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.424336][ T32] r4:8438da80 [ 890.424361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.424412][ T32] r10:00000000 r9:8438da80 r8:80287e08 r7:eb5d5e60 r6:84ae1d80 r5:8543d400 [ 890.424436][ T32] r4:00000001 [ 890.424456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.424492][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 890.424519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.424552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.424580][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.424612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.424636][ T32] r4:8538f380 [ 890.424778][ T32] INFO: task kworker/0:204:5031 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.424825][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.424893][ T32] Workqueue: events bpf_prog_free_deferred [ 890.424942][ T32] Call trace: [ 890.424974][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.425041][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.425071][ T32] r4:00000000 [ 890.425094][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.425179][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.425214][ T32] dd20: c330c000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.425245][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.425272][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.425304][ T32] r5:80050013 r4:80239bb0 [ 890.425327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.425371][ T32] r4:82ac21e4 [ 890.425392][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.425437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.425461][ T32] r4:dff9ddc0 [ 890.425481][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.425525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.425548][ T32] r4:00000000 [ 890.425581][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.425634][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.425720][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.425770][ T32] r5:00001000 r4:dfb17000 [ 890.425792][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.425938][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.425988][ T32] r5:84553b8c r4:84553800 [ 890.426009][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.426076][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.426105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.426157][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.426214][ T32] r4:8483ac80 [ 890.426239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.426293][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.426318][ T32] r4:00000001 [ 890.426338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.426375][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.426404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.426433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.426460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.426491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.426516][ T32] r4:84839bc0 [ 890.426537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.426563][ T32] INFO: task kworker/1:750:5034 blocked for more than 467 seconds. [ 890.426653][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.426683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.426732][ T32] task:kworker/1:750 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.426786][ T32] Workqueue: events bpf_prog_free_deferred [ 890.426831][ T32] Call trace: [ 890.426862][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.426913][ T32] r10:8291a684 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:8543bc00 [ 890.426938][ T32] r4:8543bc00 [ 890.426959][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.427005][ T32] r5:8543bc00 r4:8291a680 [ 890.427028][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.427068][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.427141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 890.427173][ T32] r4:00000000 [ 890.427232][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.427275][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.427332][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.427381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386500 [ 890.427407][ T32] r4:00000000 [ 890.427457][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.427510][ T32] r9:83018205 r8:8543bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 890.427567][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.427656][ T32] r5:00001000 r4:dfcdb000 [ 890.427682][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.427726][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.427771][ T32] r5:8541c38c r4:8541c000 [ 890.427792][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.427856][ T32] r7:ddde2d80 r6:83018200 r5:8541c38c r4:84ae1e00 [ 890.427889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.427942][ T32] r10:61c88647 r9:8543bc00 r8:84ae1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.427985][ T32] r4:84ae1e00 [ 890.428010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.428061][ T32] r10:00000000 r9:84ae1e00 r8:80287e08 r7:eb485e60 r6:84ae1e80 r5:8543bc00 [ 890.428086][ T32] r4:00000001 [ 890.428106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.428142][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 890.428170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.428201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.428229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.428314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.428377][ T32] r4:8492ae80 [ 890.449441][ T32] INFO: task kworker/1:750:5034 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.449593][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.449761][ T32] Workqueue: events bpf_prog_free_deferred [ 890.449898][ T32] Call trace: [ 890.449942][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.450008][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.450091][ T32] r4:00000000 [ 890.450120][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.450165][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.450217][ T32] dd20: c3602000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.450289][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.450352][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.450382][ T32] r5:80050013 r4:80239bb0 [ 890.450405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.450479][ T32] r4:82ac21e4 [ 890.450508][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.450592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.450625][ T32] r4:dff9ddc0 [ 890.450651][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.450702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.450756][ T32] r4:00000000 [ 890.450812][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.450869][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.450894][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.450939][ T32] r5:00001000 r4:dfb17000 [ 890.450988][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.451040][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.451104][ T32] r5:84553b8c r4:84553800 [ 890.451131][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.451183][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.451207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.451257][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.451330][ T32] r4:8483ac80 [ 890.451358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.451439][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.451470][ T32] r4:00000001 [ 890.451492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.451540][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.451630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.451683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.451765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.451873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.451903][ T32] r4:84839bc0 [ 890.451930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.451961][ T32] INFO: task kworker/0:205:5036 blocked for more than 467 seconds. [ 890.452025][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.452089][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.452141][ T32] task:kworker/0:205 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.452197][ T32] Workqueue: events bpf_prog_free_deferred [ 890.452325][ T32] Call trace: [ 890.452369][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.452450][ T32] r10:8291a684 r9:eb609d84 r8:00000002 r7:60000113 r6:eb609d8c r5:8543ec00 [ 890.452481][ T32] r4:8543ec00 [ 890.452504][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.452582][ T32] r5:8543ec00 r4:8291a680 [ 890.452608][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.452679][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.452729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 890.452810][ T32] r4:00000000 [ 890.452836][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.452892][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.452961][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.453012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f7c0 [ 890.453038][ T32] r4:00000000 [ 890.453060][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.453107][ T32] r9:83018005 r8:8543ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 890.453142][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.453191][ T32] r5:00001000 r4:eb5ff000 [ 890.453212][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.453255][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.453306][ T32] r5:85463b8c r4:85463800 [ 890.453327][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.453377][ T32] r7:dddced80 r6:83018000 r5:85463b8c r4:8438db00 [ 890.453418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.453473][ T32] r10:61c88647 r9:8543ec00 r8:8438db2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.453497][ T32] r4:8438db00 [ 890.453517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.453568][ T32] r10:00000000 r9:8438db00 r8:80287e08 r7:eb5e1e60 r6:84ae1f00 r5:8543ec00 [ 890.453591][ T32] r4:00000001 [ 890.453613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.453664][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 890.453732][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.453795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.453876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.453930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.453997][ T32] r4:8538f6c0 [ 890.454151][ T32] INFO: task kworker/0:205:5036 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.454240][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.454341][ T32] Workqueue: events bpf_prog_free_deferred [ 890.454390][ T32] Call trace: [ 890.454469][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.454528][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.454554][ T32] r4:00000000 [ 890.454601][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.454649][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.454680][ T32] dd20: c3602000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.454712][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.454740][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.454766][ T32] r5:80050013 r4:80239bb0 [ 890.454806][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.454855][ T32] r4:82ac21e4 [ 890.454877][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.454921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.454945][ T32] r4:dff9ddc0 [ 890.454966][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.455008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.455032][ T32] r4:00000000 [ 890.455053][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.455101][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.455151][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.455220][ T32] r5:00001000 r4:dfb17000 [ 890.455245][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.455293][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.455339][ T32] r5:84553b8c r4:84553800 [ 890.455411][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.455468][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.455495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.455613][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.455642][ T32] r4:8483ac80 [ 890.455664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.455729][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.455758][ T32] r4:00000001 [ 890.455779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.455817][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.455846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.455878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.455907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.455937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.455961][ T32] r4:84839bc0 [ 890.455983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.456069][ T32] INFO: task kworker/0:206:5038 blocked for more than 467 seconds. [ 890.456106][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.456130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.456153][ T32] task:kworker/0:206 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.456202][ T32] Workqueue: events bpf_prog_free_deferred [ 890.456246][ T32] Call trace: [ 890.456338][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.456393][ T32] r10:8291a684 r9:eb611d84 r8:00000002 r7:60000113 r6:eb611d8c r5:854c8000 [ 890.456419][ T32] r4:854c8000 [ 890.456522][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.456576][ T32] r5:854c8000 r4:8291a680 [ 890.456599][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.456642][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.456687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 890.456711][ T32] r4:00000000 [ 890.456732][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.456769][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.456804][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.456846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae3200 [ 890.456869][ T32] r4:00000000 [ 890.456919][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.456980][ T32] r9:83018005 r8:854c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 890.457006][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.457049][ T32] r5:00001000 r4:eb6b5000 [ 890.457071][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.457112][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.457155][ T32] r5:85464b8c r4:85464800 [ 890.457175][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.457223][ T32] r7:dddced80 r6:83018000 r5:85464b8c r4:8438db80 [ 890.457244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.457301][ T32] r10:61c88647 r9:854c8000 r8:8438dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.457326][ T32] r4:8438db80 [ 890.457347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.457393][ T32] r10:00000000 r9:8438db80 r8:80287e08 r7:eb609e60 r6:84ae1f80 r5:854c8000 [ 890.457416][ T32] r4:00000001 [ 890.457436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.457475][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 890.457517][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.457553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.457581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.457614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.457637][ T32] r4:8538f6c0 [ 890.457781][ T32] INFO: task kworker/0:206:5038 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.457819][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.457880][ T32] Workqueue: events bpf_prog_free_deferred [ 890.457970][ T32] Call trace: [ 890.458015][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.458071][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.458122][ T32] r4:00000000 [ 890.458148][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.458202][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.458237][ T32] dd20: c3602000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.458268][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.458301][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.458328][ T32] r5:80050013 r4:80239bb0 [ 890.458433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.489619][ T32] r4:82ac21e4 [ 890.489669][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.489743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.489770][ T32] r4:dff9ddc0 [ 890.489793][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.489840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.489865][ T32] r4:00000000 [ 890.489898][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.490013][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.490046][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.490154][ T32] r5:00001000 r4:dfb17000 [ 890.490183][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.490228][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.490274][ T32] r5:84553b8c r4:84553800 [ 890.490303][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.490357][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.490379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.490484][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.490541][ T32] r4:8483ac80 [ 890.490569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.490675][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.490705][ T32] r4:00000001 [ 890.490726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.490802][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.490868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.490932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.491019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.491136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.491165][ T32] r4:84839bc0 [ 890.491223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.491289][ T32] INFO: task kworker/0:207:5039 blocked for more than 467 seconds. [ 890.491334][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.491392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.491494][ T32] task:kworker/0:207 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.491592][ T32] Workqueue: events bpf_prog_free_deferred [ 890.491669][ T32] Call trace: [ 890.491712][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.491770][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:854c8c00 [ 890.491825][ T32] r4:854c8c00 [ 890.491884][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.491940][ T32] r5:854c8c00 r4:8291a680 [ 890.491963][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.492005][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.492089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb615e08 [ 890.492137][ T32] r4:00000000 [ 890.492163][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.492204][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.492241][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.492347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538fa00 [ 890.492378][ T32] r4:00000000 [ 890.492400][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.492448][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 890.492486][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.492542][ T32] r5:00001000 r4:eb605000 [ 890.492566][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.492609][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.492654][ T32] r5:85463f8c r4:85463c00 [ 890.492676][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.492722][ T32] r7:dddced80 r6:83018000 r5:85463f8c r4:8438dc00 [ 890.492772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.492829][ T32] r10:61c88647 r9:854c8c00 r8:8438dc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.492855][ T32] r4:8438dc00 [ 890.492903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.492985][ T32] r10:00000000 r9:8438dc00 r8:80287e08 r7:eb611e60 r6:85382000 r5:854c8c00 [ 890.493015][ T32] r4:00000001 [ 890.493036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.493073][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 890.493128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.493192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.493251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.493294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.493322][ T32] r4:8538f6c0 [ 890.493654][ T32] INFO: task kworker/0:207:5039 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.493730][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.493846][ T32] Workqueue: events bpf_prog_free_deferred [ 890.493900][ T32] Call trace: [ 890.493960][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.494107][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.494144][ T32] r4:00000000 [ 890.494168][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.494273][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.494344][ T32] dd20: c3cb6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.494380][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.494439][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.494471][ T32] r5:80050013 r4:80239bb0 [ 890.494493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.494537][ T32] r4:82ac21e4 [ 890.494559][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.494603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.494638][ T32] r4:dff9ddc0 [ 890.494663][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.494714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.494740][ T32] r4:00000000 [ 890.494761][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.494810][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.494834][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.494881][ T32] r5:00001000 r4:dfb17000 [ 890.494902][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.494943][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.494988][ T32] r5:84553b8c r4:84553800 [ 890.495123][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.495180][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.495233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.495293][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.495347][ T32] r4:8483ac80 [ 890.495373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.495426][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.495451][ T32] r4:00000001 [ 890.495474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.495538][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.495573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.495632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.495755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.495791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.495816][ T32] r4:84839bc0 [ 890.495840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.495867][ T32] INFO: task kworker/0:208:5041 blocked for more than 467 seconds. [ 890.495925][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.495955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.495996][ T32] task:kworker/0:208 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.496108][ T32] Workqueue: events bpf_prog_free_deferred [ 890.496153][ T32] Call trace: [ 890.496187][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.496236][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:853e2400 [ 890.496296][ T32] r4:853e2400 [ 890.496454][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.496597][ T32] r5:853e2400 r4:8291a680 [ 890.496623][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.496665][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.496712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 890.496736][ T32] r4:00000000 [ 890.496758][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.496822][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.496864][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.496989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538fb00 [ 890.497020][ T32] r4:00000000 [ 890.497070][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.497122][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 890.497147][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.497208][ T32] r5:00001000 r4:eb61f000 [ 890.497234][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.497301][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.497382][ T32] r5:8546438c r4:85464000 [ 890.497408][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.497510][ T32] r7:dddced80 r6:83018000 r5:8546438c r4:8438dc80 [ 890.497536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.497607][ T32] r10:61c88647 r9:853e2400 r8:8438dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.497636][ T32] r4:8438dc80 [ 890.497657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.497742][ T32] r10:00000000 r9:8438dc80 r8:80287e08 r7:eb611e60 r6:8438dd00 r5:853e2400 [ 890.497770][ T32] r4:00000001 [ 890.497818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.497864][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 890.497893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.497924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.497953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.497985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.498035][ T32] r4:8538f9c0 [ 890.498170][ T32] INFO: task kworker/0:208:5041 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.498203][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.498287][ T32] Workqueue: events bpf_prog_free_deferred [ 890.498385][ T32] Call trace: [ 890.529076][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.529185][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.529215][ T32] r4:00000000 [ 890.529238][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.529292][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.529359][ T32] dd20: c40cb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.529453][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.529486][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.529516][ T32] r5:80050013 r4:80239bb0 [ 890.529539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.529708][ T32] r4:82ac21e4 [ 890.529736][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.529784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.529808][ T32] r4:dff9ddc0 [ 890.529829][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.529876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.529902][ T32] r4:00000000 [ 890.529923][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.529972][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.529995][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.530043][ T32] r5:00001000 r4:dfb17000 [ 890.530092][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.530140][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.530214][ T32] r5:84553b8c r4:84553800 [ 890.530247][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.530429][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.530470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.530526][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.530551][ T32] r4:8483ac80 [ 890.530598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.530671][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.530700][ T32] r4:00000001 [ 890.530735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.530896][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.530929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.530962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.530991][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.531021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.531047][ T32] r4:84839bc0 [ 890.531073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.531117][ T32] INFO: task kworker/1:751:5045 blocked for more than 467 seconds. [ 890.531214][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.531281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.531311][ T32] task:kworker/1:751 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.531511][ T32] Workqueue: events bpf_prog_free_deferred [ 890.531596][ T32] Call trace: [ 890.531634][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.531686][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:853e4800 [ 890.531790][ T32] r4:853e4800 [ 890.532011][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.532094][ T32] r5:853e4800 r4:8291a680 [ 890.532119][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.532190][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.532243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 890.532316][ T32] r4:00000000 [ 890.532359][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.532399][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.532436][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.532479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386600 [ 890.532518][ T32] r4:00000000 [ 890.532548][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.532595][ T32] r9:83018205 r8:853e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 890.532621][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.532665][ T32] r5:00001000 r4:e056d000 [ 890.532686][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.532754][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.532804][ T32] r5:8541c78c r4:8541c400 [ 890.532825][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.532898][ T32] r7:ddde2d80 r6:83018200 r5:8541c78c r4:85382080 [ 890.532924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.532976][ T32] r10:61c88647 r9:853e4800 r8:853820ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.533000][ T32] r4:85382080 [ 890.533032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.533112][ T32] r10:00000000 r9:85382080 r8:80287e08 r7:eb485e60 r6:8438dd80 r5:853e4800 [ 890.533168][ T32] r4:00000001 [ 890.533193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.533234][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 890.533285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.533349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.533382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.533416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.533440][ T32] r4:85386780 [ 890.533833][ T32] INFO: task kworker/1:751:5045 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.533907][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.533979][ T32] Workqueue: events bpf_prog_free_deferred [ 890.534072][ T32] Call trace: [ 890.534115][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.534200][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.534233][ T32] r4:00000000 [ 890.534257][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.534307][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.534338][ T32] dd20: c40cb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.534370][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.534397][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.534422][ T32] r5:80050013 r4:80239bb0 [ 890.534444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.534487][ T32] r4:82ac21e4 [ 890.534511][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.534586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.534627][ T32] r4:dff9ddc0 [ 890.534695][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.534765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.534814][ T32] r4:00000000 [ 890.534839][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.534887][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.534911][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.534955][ T32] r5:00001000 r4:dfb17000 [ 890.534987][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.535030][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.535086][ T32] r5:84553b8c r4:84553800 [ 890.535113][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.535166][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.535189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.535295][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.535343][ T32] r4:8483ac80 [ 890.535386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.535499][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.535532][ T32] r4:00000001 [ 890.535554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.535632][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.535669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.535707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.535767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.535875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.535932][ T32] r4:84839bc0 [ 890.535957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.535987][ T32] INFO: task kworker/0:209:5047 blocked for more than 467 seconds. [ 890.536047][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.536076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.536097][ T32] task:kworker/0:209 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.536145][ T32] Workqueue: events bpf_prog_free_deferred [ 890.536224][ T32] Call trace: [ 890.536329][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.536386][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:853e5400 [ 890.536412][ T32] r4:853e5400 [ 890.536451][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.536500][ T32] r5:853e5400 r4:8291a680 [ 890.536521][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.536561][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.536607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 [ 890.536630][ T32] r4:00000000 [ 890.536651][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.536686][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.536723][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.536790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386dc0 [ 890.536819][ T32] r4:00000000 [ 890.536841][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.536890][ T32] r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 890.536919][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.536965][ T32] r5:00001000 r4:eae67000 [ 890.536986][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.537025][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.537164][ T32] r5:8541df8c r4:8541dc00 [ 890.537190][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.537240][ T32] r7:dddced80 r6:83018000 r5:8541df8c r4:8438de00 [ 890.537286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.537376][ T32] r10:61c88647 r9:853e5400 r8:8438de2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.537404][ T32] r4:8438de00 [ 890.537451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.537532][ T32] r10:00000000 r9:8438de00 r8:80287e08 r7:eb611e60 r6:8438de80 r5:853e5400 [ 890.537560][ T32] r4:00000001 [ 890.537609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.537650][ T32] Exception stack(0xeb635fb0 to 0xeb635ff8) [ 890.537708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.537743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.537777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.537808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.537832][ T32] r4:8538fc00 [ 890.537978][ T32] INFO: task kworker/0:209:5047 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.538015][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.538118][ T32] Workqueue: events bpf_prog_free_deferred [ 890.538201][ T32] Call trace: [ 890.538468][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.549703][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.549751][ T32] r4:00000000 [ 890.549803][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.549900][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.549942][ T32] dd20: c40cb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.550003][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.550035][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.550065][ T32] r5:80050013 r4:80239bb0 [ 890.550088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.550147][ T32] r4:82ac21e4 [ 890.550201][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.550252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.550282][ T32] r4:dff9ddc0 [ 890.550307][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.550386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.550415][ T32] r4:00000000 [ 890.550437][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.550571][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.550706][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.550843][ T32] r5:00001000 r4:dfb17000 [ 890.551009][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.551112][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.551164][ T32] r5:84553b8c r4:84553800 [ 890.551206][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.551284][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.551341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.551398][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.551456][ T32] r4:8483ac80 [ 890.551512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.551567][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.551592][ T32] r4:00000001 [ 890.551613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.551651][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.551681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.551791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.551880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.551970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.551999][ T32] r4:84839bc0 [ 890.552025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.552099][ T32] INFO: task kworker/1:752:5048 blocked for more than 467 seconds. [ 890.552195][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.552255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.552392][ T32] task:kworker/1:752 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.552486][ T32] Workqueue: events bpf_prog_free_deferred [ 890.552571][ T32] Call trace: [ 890.552669][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.552838][ T32] r10:8291a684 r9:eb639d84 r8:00000002 r7:60000013 r6:eb639d8c r5:853e6c00 [ 890.552869][ T32] r4:853e6c00 [ 890.552892][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.552943][ T32] r5:853e6c00 r4:8291a680 [ 890.552967][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.553008][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.553054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 890.553079][ T32] r4:00000000 [ 890.553103][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.553142][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.553178][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.553223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853867c0 [ 890.553282][ T32] r4:00000000 [ 890.553344][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.553396][ T32] r9:83018205 r8:853e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 890.553420][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.553464][ T32] r5:00001000 r4:e0799000 [ 890.553513][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.553622][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.553733][ T32] r5:8541cb8c r4:8541c800 [ 890.553773][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.553827][ T32] r7:ddde2d80 r6:83018200 r5:8541cb8c r4:85382100 [ 890.553904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.553963][ T32] r10:61c88647 r9:853e6c00 r8:8538212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.554018][ T32] r4:85382100 [ 890.554067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.554124][ T32] r10:00000000 r9:85382100 r8:80287e08 r7:eb485e60 r6:8438df00 r5:853e6c00 [ 890.554149][ T32] r4:00000001 [ 890.554169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.554209][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 890.554272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.554349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.554383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.554414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.554437][ T32] r4:85386640 [ 890.554749][ T32] INFO: task kworker/1:752:5048 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.554813][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.554911][ T32] Workqueue: events bpf_prog_free_deferred [ 890.554975][ T32] Call trace: [ 890.555008][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.555063][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.555089][ T32] r4:00000000 [ 890.555111][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.555153][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.555184][ T32] dd20: c40cb000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.555215][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.555241][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.555266][ T32] r5:80050013 r4:80239bb0 [ 890.555294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.555370][ T32] r4:82ac21e4 [ 890.555474][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.555525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.555555][ T32] r4:dff9ddc0 [ 890.555576][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.555621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.555645][ T32] r4:00000000 [ 890.555692][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.555744][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.555768][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.555846][ T32] r5:00001000 r4:dfb17000 [ 890.555898][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.555945][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.556005][ T32] r5:84553b8c r4:84553800 [ 890.556038][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.556093][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.556170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.556226][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.556251][ T32] r4:8483ac80 [ 890.556325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.556384][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.556410][ T32] r4:00000001 [ 890.556430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.556468][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.556496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.556528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.556558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.556590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.556614][ T32] r4:84839bc0 [ 890.556636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.556680][ T32] INFO: task kworker/1:753:5050 blocked for more than 467 seconds. [ 890.556740][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.556771][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.556796][ T32] task:kworker/1:753 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.556872][ T32] Workqueue: events bpf_prog_free_deferred [ 890.556926][ T32] Call trace: [ 890.556958][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.557045][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:853e6000 [ 890.557141][ T32] r4:853e6000 [ 890.557185][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.557260][ T32] r5:853e6000 r4:8291a680 [ 890.557295][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.557338][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.557383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 890.557407][ T32] r4:00000000 [ 890.557428][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.557466][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.557528][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.557577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386700 [ 890.557617][ T32] r4:00000000 [ 890.557643][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.557690][ T32] r9:83018205 r8:853e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 890.557788][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.557868][ T32] r5:00001000 r4:e0861000 [ 890.557917][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.557965][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.558009][ T32] r5:8541cf8c r4:8541cc00 [ 890.558030][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.558083][ T32] r7:ddde2d80 r6:83018200 r5:8541cf8c r4:85382180 [ 890.558136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.558230][ T32] r10:61c88647 r9:853e6000 r8:853821ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.558286][ T32] r4:85382180 [ 890.558313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.558432][ T32] r10:00000000 r9:85382180 r8:80287e08 r7:eb485e60 r6:8438df80 r5:853e6000 [ 890.593574][ T32] r4:00000001 [ 890.593806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.593891][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 890.593928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.593960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.593989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.594050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.594087][ T32] r4:85386a40 [ 890.594482][ T32] INFO: task kworker/1:753:5050 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.594566][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.594689][ T32] Workqueue: events bpf_prog_free_deferred [ 890.594797][ T32] Call trace: [ 890.594865][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.594928][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.594955][ T32] r4:00000000 [ 890.594977][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.595018][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.595048][ T32] dd20: c46ac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.595080][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.595107][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.595158][ T32] r5:80050013 r4:80239bb0 [ 890.595186][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.595233][ T32] r4:82ac21e4 [ 890.595254][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.595308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.595333][ T32] r4:dff9ddc0 [ 890.595354][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.595429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.595486][ T32] r4:00000000 [ 890.595571][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.595652][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.595684][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.595790][ T32] r5:00001000 r4:dfb17000 [ 890.595816][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.595914][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.595964][ T32] r5:84553b8c r4:84553800 [ 890.595987][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.596147][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.596175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.596253][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.596321][ T32] r4:8483ac80 [ 890.596400][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.596457][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.596632][ T32] r4:00000001 [ 890.596661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.596702][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.596730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.596789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.596877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.596918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.596944][ T32] r4:84839bc0 [ 890.596969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.597001][ T32] INFO: task kworker/1:754:5052 blocked for more than 467 seconds. [ 890.597120][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.597162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.597190][ T32] task:kworker/1:754 state:D stack:0 pid:5052 tgid:5052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.597344][ T32] Workqueue: events bpf_prog_free_deferred [ 890.597506][ T32] Call trace: [ 890.597544][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.597595][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:853e0000 [ 890.597632][ T32] r4:853e0000 [ 890.597658][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.597763][ T32] r5:853e0000 r4:8291a680 [ 890.597817][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.597891][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.597941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 890.597965][ T32] r4:00000000 [ 890.598043][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.598086][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.598163][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.598212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386a00 [ 890.598237][ T32] r4:00000000 [ 890.598257][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.598326][ T32] r9:83018205 r8:853e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 890.605983][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.606116][ T32] r5:00001000 r4:eac5f000 [ 890.606174][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.606278][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.606335][ T32] r5:8541d38c r4:8541d000 [ 890.606360][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.606438][ T32] r7:ddde2d80 r6:83018200 r5:8541d38c r4:85382200 [ 890.606467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.606546][ T32] r10:61c88647 r9:853e0000 r8:8538222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.606676][ T32] r4:85382200 [ 890.606781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.606891][ T32] r10:00000000 r9:85382200 r8:80287e08 r7:eb485e60 r6:8538d000 r5:853e0000 [ 890.606920][ T32] r4:00000001 [ 890.606942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.606983][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 890.607041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.607115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.607157][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.607215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.607279][ T32] r4:85386b00 [ 890.607569][ T32] INFO: task kworker/1:754:5052 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.607633][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.607708][ T32] Workqueue: events bpf_prog_free_deferred [ 890.607758][ T32] Call trace: [ 890.607793][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.607862][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.607894][ T32] r4:00000000 [ 890.607915][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.607985][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.608021][ T32] dd20: c46ac000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.608055][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.608082][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.608108][ T32] r5:80050013 r4:80239bb0 [ 890.608129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.608173][ T32] r4:82ac21e4 [ 890.608223][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.608318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.608393][ T32] r4:dff9ddc0 [ 890.608446][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.619012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.619083][ T32] r4:00000000 [ 890.619113][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.619251][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.619294][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.619497][ T32] r5:00001000 r4:dfb17000 [ 890.619567][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.619643][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.619705][ T32] r5:84553b8c r4:84553800 [ 890.619731][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.619783][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.619808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.619858][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.619897][ T32] r4:8483ac80 [ 890.620071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.620195][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.620225][ T32] r4:00000001 [ 890.620247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.620333][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.620367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.620413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.620446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.620477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.620696][ T32] r4:84839bc0 [ 890.620726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.620758][ T32] INFO: task kworker/1:755:5054 blocked for more than 467 seconds. [ 890.620791][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.620872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.621022][ T32] task:kworker/1:755 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.621082][ T32] Workqueue: events bpf_prog_free_deferred [ 890.621174][ T32] Call trace: [ 890.621209][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.621264][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:853e3000 [ 890.621296][ T32] r4:853e3000 [ 890.621375][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.621504][ T32] r5:853e3000 r4:8291a680 [ 890.621539][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.621583][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.621628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 890.621726][ T32] r4:00000000 [ 890.621847][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.621888][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.621966][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.622088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492ad00 [ 890.622117][ T32] r4:00000000 [ 890.622161][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.622213][ T32] r9:83018205 r8:853e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 890.622239][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.622290][ T32] r5:00001000 r4:eaec5000 [ 890.622341][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.622387][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.622431][ T32] r5:8541e78c r4:8541e400 [ 890.622451][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.622499][ T32] r7:ddde2d80 r6:83018200 r5:8541e78c r4:85382300 [ 890.622520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.622633][ T32] r10:61c88647 r9:853e3000 r8:8538232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.622664][ T32] r4:85382300 [ 890.622685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.622746][ T32] r10:00000000 r9:85382300 r8:80287e08 r7:eb485e60 r6:8538d080 r5:853e3000 [ 890.622805][ T32] r4:00000001 [ 890.622830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.622871][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 890.622902][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.622939][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.622970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.623015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.623043][ T32] r4:85386c40 [ 890.623306][ T32] INFO: task kworker/1:755:5054 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.623342][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.623519][ T32] Workqueue: events bpf_prog_free_deferred [ 890.623572][ T32] Call trace: [ 890.623604][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.623681][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.623733][ T32] r4:00000000 [ 890.623756][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.623801][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.623831][ T32] dd20: c4804000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.623919][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.624005][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.624067][ T32] r5:80050013 r4:80239bb0 [ 890.624149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.624199][ T32] r4:82ac21e4 [ 890.624292][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.624360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.624386][ T32] r4:dff9ddc0 [ 890.624407][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.624451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.624475][ T32] r4:00000000 [ 890.624496][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.624618][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.624654][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.624702][ T32] r5:00001000 r4:dfb17000 [ 890.624723][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.624780][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.624831][ T32] r5:84553b8c r4:84553800 [ 890.624853][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.624901][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.624925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.624975][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.624998][ T32] r4:8483ac80 [ 890.625018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.625064][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.625088][ T32] r4:00000001 [ 890.625121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.625177][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.625210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.625279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.625314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.625347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.625371][ T32] r4:84839bc0 [ 890.625392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.625418][ T32] INFO: task kworker/1:756:5056 blocked for more than 467 seconds. [ 890.625448][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.625473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.625494][ T32] task:kworker/1:756 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.625558][ T32] Workqueue: events bpf_prog_free_deferred [ 890.625606][ T32] Call trace: [ 890.625660][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.625712][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:853e3c00 [ 890.625737][ T32] r4:853e3c00 [ 890.625759][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.625803][ T32] r5:853e3c00 r4:8291a680 [ 890.625825][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.625864][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.625907][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 890.625931][ T32] r4:00000000 [ 890.625952][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.626001][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.626041][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.626115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386d00 [ 890.626144][ T32] r4:00000000 [ 890.626165][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.626212][ T32] r9:83018205 r8:853e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 890.626235][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.626285][ T32] r5:00001000 r4:eae17000 [ 890.626361][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.626428][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.626488][ T32] r5:8541db8c r4:8541d800 [ 890.626521][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.626577][ T32] r7:ddde2d80 r6:83018200 r5:8541db8c r4:85382280 [ 890.626603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.626654][ T32] r10:61c88647 r9:853e3c00 r8:853822ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.626692][ T32] r4:85382280 [ 890.626717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.626765][ T32] r10:00000000 r9:85382280 r8:80287e08 r7:eb651e60 r6:8538d100 r5:853e3c00 [ 890.626789][ T32] r4:00000001 [ 890.626809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.626869][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 890.626903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.626934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.626962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.627009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.627039][ T32] r4:85386bc0 [ 890.627159][ T32] INFO: task kworker/1:756:5056 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.627193][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.627328][ T32] Workqueue: events bpf_prog_free_deferred [ 890.627378][ T32] Call trace: [ 890.627430][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.627486][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.627510][ T32] r4:00000000 [ 890.627743][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.627863][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.627898][ T32] dd20: c4804000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.627929][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.627958][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.628009][ T32] r5:80050013 r4:80239bb0 [ 890.628036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.628080][ T32] r4:82ac21e4 [ 890.628101][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.628146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.628207][ T32] r4:dff9ddc0 [ 890.628233][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.628329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.650628][ T32] r4:00000000 [ 890.650711][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.650791][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.650845][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.650902][ T32] r5:00001000 r4:dfb17000 [ 890.650938][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.650995][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.651046][ T32] r5:84553b8c r4:84553800 [ 890.651091][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.651155][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.651181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.651232][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.651456][ T32] r4:8483ac80 [ 890.651514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.651600][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.651685][ T32] r4:00000001 [ 890.651712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.651754][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.651786][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.651817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.651871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.651909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.651933][ T32] r4:84839bc0 [ 890.651985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.652048][ T32] INFO: task kworker/1:757:5059 blocked for more than 467 seconds. [ 890.652116][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.652172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.652210][ T32] task:kworker/1:757 state:D stack:0 pid:5059 tgid:5059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.652309][ T32] Workqueue: events bpf_prog_free_deferred [ 890.652373][ T32] Call trace: [ 890.652409][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.652463][ T32] r10:8291a684 r9:eb629d84 r8:00000002 r7:60000013 r6:eb629d8c r5:85490000 [ 890.652488][ T32] r4:85490000 [ 890.652509][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.652588][ T32] r5:85490000 r4:8291a680 [ 890.652714][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.652873][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.652928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 890.652954][ T32] r4:00000000 [ 890.653032][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.653076][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.653116][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.653160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85386d80 [ 890.653186][ T32] r4:00000000 [ 890.653208][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.653279][ T32] r9:83018205 r8:85490000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 890.653307][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.653352][ T32] r5:00001000 r4:eae99000 [ 890.653374][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.653442][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.653569][ T32] r5:8541e38c r4:8541e000 [ 890.653597][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.653675][ T32] r7:ddde2d80 r6:83018200 r5:8541e38c r4:85382380 [ 890.653732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.653796][ T32] r10:61c88647 r9:85490000 r8:853823ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.653822][ T32] r4:85382380 [ 890.653843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.653890][ T32] r10:00000000 r9:85382380 r8:80287e08 r7:eb651e60 r6:8538d200 r5:85490000 [ 890.653914][ T32] r4:00000001 [ 890.653936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.654005][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 890.654163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.654207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.654271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.654312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.654336][ T32] r4:85386e40 [ 890.654876][ T32] INFO: task kworker/1:757:5059 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.655285][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.655418][ T32] Workqueue: events bpf_prog_free_deferred [ 890.655580][ T32] Call trace: [ 890.655613][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.655669][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.655719][ T32] r4:00000000 [ 890.655745][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.655789][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.655820][ T32] dd20: c4af2000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.655885][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.655917][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.655984][ T32] r5:80050013 r4:80239bb0 [ 890.656015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.656062][ T32] r4:82ac21e4 [ 890.656103][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.656153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.656192][ T32] r4:dff9ddc0 [ 890.656218][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.656300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.656338][ T32] r4:00000000 [ 890.656375][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.656447][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.656475][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.656521][ T32] r5:00001000 r4:dfb17000 [ 890.656541][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.656619][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.656669][ T32] r5:84553b8c r4:84553800 [ 890.656690][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.656742][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.656767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.656816][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.656856][ T32] r4:8483ac80 [ 890.656880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.656930][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.657015][ T32] r4:00000001 [ 890.657040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.657078][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.657118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.657158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.657206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.657243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.657271][ T32] r4:84839bc0 [ 890.657329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.657360][ T32] INFO: task kworker/0:210:5060 blocked for more than 467 seconds. [ 890.657417][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.657447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.657470][ T32] task:kworker/0:210 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.657536][ T32] Workqueue: events bpf_prog_free_deferred [ 890.657581][ T32] Call trace: [ 890.657670][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.657725][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:85490c00 [ 890.657750][ T32] r4:85490c00 [ 890.657772][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.657818][ T32] r5:85490c00 r4:8291a680 [ 890.657863][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.657909][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.657954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 890.657978][ T32] r4:00000000 [ 890.658051][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.658144][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.658186][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.658232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853925c0 [ 890.658256][ T32] r4:00000000 [ 890.658286][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.658343][ T32] r9:83018005 r8:85490c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 890.675699][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.675888][ T32] r5:00001000 r4:eaf2d000 [ 890.675927][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.675988][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.676045][ T32] r5:8546478c r4:85464400 [ 890.676095][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.676152][ T32] r7:dddced80 r6:83018000 r5:8546478c r4:8538d180 [ 890.676176][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.676228][ T32] r10:61c88647 r9:85490c00 r8:8538d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 890.676254][ T32] r4:8538d180 [ 890.676324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.676378][ T32] r10:00000000 r9:8538d180 r8:80287e08 r7:eb611e60 r6:8538d280 r5:85490c00 [ 890.676405][ T32] r4:00000001 [ 890.676440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.676509][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 890.676575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.676610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.676667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.676703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.676727][ T32] r4:85392240 [ 890.677033][ T32] INFO: task kworker/0:210:5060 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.677099][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.677218][ T32] Workqueue: events bpf_prog_free_deferred [ 890.677315][ T32] Call trace: [ 890.677357][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.677470][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.677501][ T32] r4:00000000 [ 890.677523][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.677567][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.677656][ T32] dd20: c4ee6000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.677724][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.677783][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.677839][ T32] r5:80050013 r4:80239bb0 [ 890.677923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.677987][ T32] r4:82ac21e4 [ 890.678040][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.678116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.678145][ T32] r4:dff9ddc0 [ 890.678168][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.678259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.678292][ T32] r4:00000000 [ 890.678316][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.688730][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.688799][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.688892][ T32] r5:00001000 r4:dfb17000 [ 890.688977][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.689052][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.689104][ T32] r5:84553b8c r4:84553800 [ 890.689132][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.689199][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.689253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.689343][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.689373][ T32] r4:8483ac80 [ 890.689478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.689534][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.689559][ T32] r4:00000001 [ 890.689581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.689634][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.689670][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.689703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.689733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.689763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.689788][ T32] r4:84839bc0 [ 890.689812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.689843][ T32] INFO: task kworker/1:758:5062 blocked for more than 467 seconds. [ 890.689879][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.689905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.689941][ T32] task:kworker/1:758 state:D stack:0 pid:5062 tgid:5062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.690001][ T32] Workqueue: events bpf_prog_free_deferred [ 890.690047][ T32] Call trace: [ 890.690081][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.690135][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:85491800 [ 890.690160][ T32] r4:85491800 [ 890.690182][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.690225][ T32] r5:85491800 r4:8291a680 [ 890.690248][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.690339][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.690390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 890.690414][ T32] r4:00000000 [ 890.690436][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.690474][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.690511][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.690554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8493b8c0 [ 890.690618][ T32] r4:00000000 [ 890.690645][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.690747][ T32] r9:83018205 r8:85491800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 890.690776][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.690821][ T32] r5:00001000 r4:eb0b9000 [ 890.690907][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.690954][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.690998][ T32] r5:8541ef8c r4:8541ec00 [ 890.691019][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.691066][ T32] r7:ddde2d80 r6:83018200 r5:8541ef8c r4:85382400 [ 890.691088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.691138][ T32] r10:61c88647 r9:85491800 r8:8538242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.691162][ T32] r4:85382400 [ 890.691181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.691228][ T32] r10:00000000 r9:85382400 r8:80287e08 r7:eb651e60 r6:8538d300 r5:85491800 [ 890.691285][ T32] r4:00000001 [ 890.691311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.691434][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 890.691469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.691510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.691575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.691613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.691637][ T32] r4:85386e40 [ 890.691904][ T32] INFO: task kworker/1:758:5062 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.691966][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.692045][ T32] Workqueue: events bpf_prog_free_deferred [ 890.692119][ T32] Call trace: [ 890.692151][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.692206][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.692232][ T32] r4:00000000 [ 890.692253][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.692323][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.692386][ T32] dd20: c4fa9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.692423][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.692450][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.692476][ T32] r5:80050013 r4:80239bb0 [ 890.692503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.692550][ T32] r4:82ac21e4 [ 890.692573][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.692619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.692642][ T32] r4:dff9ddc0 [ 890.692700][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.692750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.692800][ T32] r4:00000000 [ 890.692826][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.692874][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.692899][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.692981][ T32] r5:00001000 r4:dfb17000 [ 890.693007][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.693048][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.693092][ T32] r5:84553b8c r4:84553800 [ 890.693114][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.693163][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.693185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.693234][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.693281][ T32] r4:8483ac80 [ 890.693307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.693356][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.693380][ T32] r4:00000001 [ 890.693400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.693464][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.693497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.693530][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.693570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.693621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.693649][ T32] r4:84839bc0 [ 890.693671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.693698][ T32] INFO: task kworker/1:759:5065 blocked for more than 467 seconds. [ 890.693756][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.693816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.693843][ T32] task:kworker/1:759 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.693922][ T32] Workqueue: events bpf_prog_free_deferred [ 890.693966][ T32] Call trace: [ 890.694000][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.694049][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:85492400 [ 890.694075][ T32] r4:85492400 [ 890.694122][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.694173][ T32] r5:85492400 r4:8291a680 [ 890.694196][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.694236][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.694289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 890.694367][ T32] r4:00000000 [ 890.694394][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.694433][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.694468][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.694511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8538f400 [ 890.694534][ T32] r4:00000000 [ 890.694554][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.694601][ T32] r9:83018205 r8:85492400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 890.694625][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.694693][ T32] r5:00001000 r4:eaefd000 [ 890.694730][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.694772][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.694815][ T32] r5:8541eb8c r4:8541e800 [ 890.694838][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.694910][ T32] r7:ddde2d80 r6:83018200 r5:8541eb8c r4:85382480 [ 890.694938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.694998][ T32] r10:61c88647 r9:85492400 r8:853824ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.695022][ T32] r4:85382480 [ 890.695066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.695121][ T32] r10:00000000 r9:85382480 r8:80287e08 r7:eb661e60 r6:8538d380 r5:85492400 [ 890.695153][ T32] r4:00000001 [ 890.695175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.695213][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 890.695256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.695296][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.695367][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.695431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.695498][ T32] r4:8538fbc0 [ 890.695626][ T32] INFO: task kworker/1:759:5065 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.695687][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.695817][ T32] Workqueue: events bpf_prog_free_deferred [ 890.695925][ T32] Call trace: [ 890.695986][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.696046][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.696083][ T32] r4:00000000 [ 890.696110][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.696194][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.696230][ T32] dd20: c4fa9000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.696284][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.696345][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.696375][ T32] r5:80050013 r4:80239bb0 [ 890.696398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.696442][ T32] r4:82ac21e4 [ 890.696464][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.696509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.696535][ T32] r4:dff9ddc0 [ 890.696556][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.696601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.696638][ T32] r4:00000000 [ 890.696691][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.696744][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.696794][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.696843][ T32] r5:00001000 r4:dfb17000 [ 890.696890][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.696936][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.696981][ T32] r5:84553b8c r4:84553800 [ 890.697058][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.697155][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.697184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.697235][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.697283][ T32] r4:8483ac80 [ 890.697364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.697419][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.697446][ T32] r4:00000001 [ 890.697466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.697529][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.697611][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.697648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.697757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.697794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.697845][ T32] r4:84839bc0 [ 890.697871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.697899][ T32] INFO: task kworker/1:760:5068 blocked for more than 467 seconds. [ 890.697929][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.697953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.697978][ T32] task:kworker/1:760 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.698056][ T32] Workqueue: events bpf_prog_free_deferred [ 890.698155][ T32] Call trace: [ 890.698189][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.698240][ T32] r10:8291a684 r9:eb61dd84 r8:00000002 r7:60000113 r6:eb61dd8c r5:85493000 [ 890.698264][ T32] r4:85493000 [ 890.698291][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.698361][ T32] r5:85493000 r4:8291a680 [ 890.728824][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.728963][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.729018][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb61de08 [ 890.729045][ T32] r4:00000000 [ 890.729068][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.729107][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.729149][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.729197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398000 [ 890.729223][ T32] r4:00000000 [ 890.729246][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.729305][ T32] r9:83018205 r8:85493000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 890.729331][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.729382][ T32] r5:00001000 r4:eb119000 [ 890.729405][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.729447][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.729495][ T32] r5:8541f78c r4:8541f400 [ 890.729533][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.729593][ T32] r7:ddde2d80 r6:83018200 r5:8541f78c r4:85382500 [ 890.729618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.729671][ T32] r10:61c88647 r9:85493000 r8:8538252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.729709][ T32] r4:85382500 [ 890.729737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.729791][ T32] r10:00000000 r9:85382500 r8:80287e08 r7:eb661e60 r6:8538d400 r5:85493000 [ 890.729816][ T32] r4:00000001 [ 890.729838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.729878][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 890.729912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.729945][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.729986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.730024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.730105][ T32] r4:8538fdc0 [ 890.730406][ T32] INFO: task kworker/1:760:5068 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.730458][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.730591][ T32] Workqueue: events bpf_prog_free_deferred [ 890.730643][ T32] Call trace: [ 890.730713][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.730811][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.730842][ T32] r4:00000000 [ 890.730864][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.730946][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.730982][ T32] dd20: c56b8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.731016][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.731060][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.731091][ T32] r5:80050013 r4:80239bb0 [ 890.731164][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.731425][ T32] r4:82ac21e4 [ 890.731461][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.731529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.731603][ T32] r4:dff9ddc0 [ 890.731707][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.731864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.731896][ T32] r4:00000000 [ 890.731919][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.731986][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.732045][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.732122][ T32] r5:00001000 r4:dfb17000 [ 890.732145][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.732199][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.732248][ T32] r5:84553b8c r4:84553800 [ 890.732314][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.732373][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.732396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.732447][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.732498][ T32] r4:8483ac80 [ 890.732524][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.732575][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.732628][ T32] r4:00000001 [ 890.732653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.732691][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.732722][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.732780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.732845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.732880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.732904][ T32] r4:84839bc0 [ 890.732926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.732957][ T32] INFO: task kworker/1:761:5071 blocked for more than 467 seconds. [ 890.733009][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.733096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.733151][ T32] task:kworker/1:761 state:D stack:0 pid:5071 tgid:5071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.733260][ T32] Workqueue: events bpf_prog_free_deferred [ 890.733316][ T32] Call trace: [ 890.733366][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.733449][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000113 r6:eb671d8c r5:85495400 [ 890.733557][ T32] r4:85495400 [ 890.733584][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.733630][ T32] r5:85495400 r4:8291a680 [ 890.733653][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.733694][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.733777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 890.733808][ T32] r4:00000000 [ 890.733829][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.733867][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.733956][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.734032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853863c0 [ 890.734060][ T32] r4:00000000 [ 890.734082][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.734130][ T32] r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 890.734154][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.734199][ T32] r5:00001000 r4:eb0fb000 [ 890.734220][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.734262][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.734319][ T32] r5:8541f38c r4:8541f000 [ 890.734367][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.734500][ T32] r7:ddde2d80 r6:83018200 r5:8541f38c r4:85382580 [ 890.734535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.734586][ T32] r10:61c88647 r9:85495400 r8:853825ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.734611][ T32] r4:85382580 [ 890.734633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.734681][ T32] r10:00000000 r9:85382580 r8:80287e08 r7:eb61de60 r6:8538d580 r5:85495400 [ 890.734732][ T32] r4:00000001 [ 890.734757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.734797][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 890.734839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.734874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.734923][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.734961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.734985][ T32] r4:8492a040 [ 890.735114][ T32] INFO: task kworker/1:761:5071 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.735148][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.735242][ T32] Workqueue: events bpf_prog_free_deferred [ 890.735300][ T32] Call trace: [ 890.735344][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.735428][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.735458][ T32] r4:00000000 [ 890.735480][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.735523][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.735553][ T32] dd20: c56b8000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.735585][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.735677][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.735708][ T32] r5:80050013 r4:80239bb0 [ 890.735732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.735776][ T32] r4:82ac21e4 [ 890.735797][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.735841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.735864][ T32] r4:dff9ddc0 [ 890.735885][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.735966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.735995][ T32] r4:00000000 [ 890.736040][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.736121][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.736189][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.736312][ T32] r5:00001000 r4:dfb17000 [ 890.736348][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.736395][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.736486][ T32] r5:84553b8c r4:84553800 [ 890.736521][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.736576][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.736628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.736685][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.736711][ T32] r4:8483ac80 [ 890.736732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.736779][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.736818][ T32] r4:00000001 [ 890.736845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.736883][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.736978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.737013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.737042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.737154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.737183][ T32] r4:84839bc0 [ 890.737258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.737297][ T32] INFO: task kworker/1:762:5073 blocked for more than 467 seconds. [ 890.737328][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.737353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.737412][ T32] task:kworker/1:762 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.737553][ T32] Workqueue: events bpf_prog_free_deferred [ 890.737601][ T32] Call trace: [ 890.737702][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.737755][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:85496c00 [ 890.737780][ T32] r4:85496c00 [ 890.737803][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.737847][ T32] r5:85496c00 r4:8291a680 [ 890.737919][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.738016][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.738066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 890.738090][ T32] r4:00000000 [ 890.738112][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.738150][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.738212][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.738261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398180 [ 890.738306][ T32] r4:00000000 [ 890.738342][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.756808][ T32] r9:83018205 r8:85496c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.756855][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.756928][ T32] r5:00001000 r4:eb145000 [ 890.756966][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.757020][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.757069][ T32] r5:8541fb8c r4:8541f800 [ 890.757092][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.757143][ T32] r7:ddde2d80 r6:83018200 r5:8541fb8c r4:85382600 [ 890.757168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.757287][ T32] r10:61c88647 r9:85496c00 r8:8538262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.757322][ T32] r4:85382600 [ 890.757345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.757398][ T32] r10:00000000 r9:85382600 r8:80287e08 r7:eb61de60 r6:8538d600 r5:85496c00 [ 890.757476][ T32] r4:00000001 [ 890.757503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.757572][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 890.757608][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.757640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.757671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.757702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.757726][ T32] r4:853980c0 [ 890.758015][ T32] INFO: task kworker/1:762:5073 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.758050][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.758229][ T32] Workqueue: events bpf_prog_free_deferred [ 890.758305][ T32] Call trace: [ 890.758362][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.770514][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.770559][ T32] r4:00000000 [ 890.770644][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.770706][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.770739][ T32] dd20: c5bfa000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.770771][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.770830][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.770986][ T32] r5:80050013 r4:80239bb0 [ 890.771015][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.771302][ T32] r4:82ac21e4 [ 890.771330][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.771378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.771748][ T32] r4:dff9ddc0 [ 890.771776][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.771823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.771849][ T32] r4:00000000 [ 890.771871][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.771920][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.771943][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.771990][ T32] r5:00001000 r4:dfb17000 [ 890.772011][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.772076][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.772163][ T32] r5:84553b8c r4:84553800 [ 890.772193][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.772256][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.772310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.772362][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.772400][ T32] r4:8483ac80 [ 890.772426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.772479][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.772541][ T32] r4:00000001 [ 890.772567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.772608][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.772637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.772667][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.772714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.772750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.772774][ T32] r4:84839bc0 [ 890.772799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.772840][ T32] INFO: task kworker/1:763:5075 blocked for more than 467 seconds. [ 890.772877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.772903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.772926][ T32] task:kworker/1:763 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.772980][ T32] Workqueue: events bpf_prog_free_deferred [ 890.773028][ T32] Call trace: [ 890.773060][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.773112][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000013 r6:eb655d8c r5:854cb000 [ 890.773136][ T32] r4:854cb000 [ 890.773157][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.773201][ T32] r5:854cb000 r4:8291a680 [ 890.773223][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.773284][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.773335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 890.773359][ T32] r4:00000000 [ 890.773381][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.773419][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.773454][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.773497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398480 [ 890.773522][ T32] r4:00000000 [ 890.773542][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.773589][ T32] r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 890.773612][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.773655][ T32] r5:00001000 r4:eb2d3000 [ 890.773676][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.773715][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.773758][ T32] r5:8550038c r4:85500000 [ 890.773779][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.773826][ T32] r7:ddde2d80 r6:83018200 r5:8550038c r4:85382680 [ 890.773848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.773899][ T32] r10:61c88647 r9:854cb000 r8:853826ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.773937][ T32] r4:85382680 [ 890.773990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.774125][ T32] r10:00000000 r9:85382680 r8:80287e08 r7:eb679e60 r6:85382700 r5:854cb000 [ 890.774154][ T32] r4:00000001 [ 890.774175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.774215][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 890.774243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.774278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.774309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.774341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.774365][ T32] r4:85398140 [ 890.774636][ T32] INFO: task kworker/1:763:5075 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.774670][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.774807][ T32] Workqueue: events bpf_prog_free_deferred [ 890.774854][ T32] Call trace: [ 890.774885][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.774964][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.775051][ T32] r4:00000000 [ 890.775141][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.775214][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.775276][ T32] dd20: c5bfa000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.775340][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.775372][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.775397][ T32] r5:80050013 r4:80239bb0 [ 890.775419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.775463][ T32] r4:82ac21e4 [ 890.775495][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.775557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.775586][ T32] r4:dff9ddc0 [ 890.775607][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.775674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.775809][ T32] r4:00000000 [ 890.775836][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.775884][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.775938][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.775989][ T32] r5:00001000 r4:dfb17000 [ 890.776011][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.776051][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.776096][ T32] r5:84553b8c r4:84553800 [ 890.776117][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.776166][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.776254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.776333][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.776358][ T32] r4:8483ac80 [ 890.776380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.776428][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.776458][ T32] r4:00000001 [ 890.776479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.776516][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.776544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.776574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.776634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.776670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.776722][ T32] r4:84839bc0 [ 890.776747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.776775][ T32] INFO: task kworker/1:764:5077 blocked for more than 467 seconds. [ 890.776804][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.776829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.776851][ T32] task:kworker/1:764 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.776897][ T32] Workqueue: events bpf_prog_free_deferred [ 890.776988][ T32] Call trace: [ 890.777071][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.777343][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:854cbc00 [ 890.777376][ T32] r4:854cbc00 [ 890.777400][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.777445][ T32] r5:854cbc00 r4:8291a680 [ 890.777467][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.778285][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.778475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 890.800807][ T32] r4:00000000 [ 890.800882][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.800951][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.800994][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.801069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398240 [ 890.801099][ T32] r4:00000000 [ 890.801178][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.801233][ T32] r9:83018205 r8:854cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 890.801257][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.801339][ T32] r5:00001000 r4:eb2c3000 [ 890.801375][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.801443][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.801524][ T32] r5:8541ff8c r4:8541fc00 [ 890.801551][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.801655][ T32] r7:ddde2d80 r6:83018200 r5:8541ff8c r4:85382780 [ 890.801683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.801799][ T32] r10:61c88647 r9:854cbc00 r8:853827ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.801831][ T32] r4:85382780 [ 890.801853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.801903][ T32] r10:00000000 r9:85382780 r8:80287e08 r7:eb655e60 r6:85382800 r5:854cbc00 [ 890.801953][ T32] r4:00000001 [ 890.801981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.802023][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 890.802137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.802200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.802233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.802283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.802312][ T32] r4:85398140 [ 890.802657][ T32] INFO: task kworker/1:764:5077 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.802724][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.802908][ T32] Workqueue: events bpf_prog_free_deferred [ 890.802966][ T32] Call trace: [ 890.803017][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.803075][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.803155][ T32] r4:00000000 [ 890.803182][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.803287][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.803388][ T32] dd20: c5f3f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.803529][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.803574][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.803602][ T32] r5:80050013 r4:80239bb0 [ 890.803626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.803692][ T32] r4:82ac21e4 [ 890.803726][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.803774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.803799][ T32] r4:dff9ddc0 [ 890.803821][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.803922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.803978][ T32] r4:00000000 [ 890.804005][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.804054][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.804083][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.804130][ T32] r5:00001000 r4:dfb17000 [ 890.804205][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.804252][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.804348][ T32] r5:84553b8c r4:84553800 [ 890.804403][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.804460][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.804484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.804534][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.804559][ T32] r4:8483ac80 [ 890.804579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.804625][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.804651][ T32] r4:00000001 [ 890.804672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.804746][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.804779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.804810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.804869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.804905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.804930][ T32] r4:84839bc0 [ 890.804952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.804981][ T32] INFO: task kworker/1:765:5079 blocked for more than 467 seconds. [ 890.805015][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.805054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.805128][ T32] task:kworker/1:765 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.805209][ T32] Workqueue: events bpf_prog_free_deferred [ 890.805289][ T32] Call trace: [ 890.805412][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.805476][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000113 r6:eb689d8c r5:84968000 [ 890.805529][ T32] r4:84968000 [ 890.805560][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.805609][ T32] r5:84968000 r4:8291a680 [ 890.805632][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.805672][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.805734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 890.805763][ T32] r4:00000000 [ 890.805784][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.805822][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.805885][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.805960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398540 [ 890.805990][ T32] r4:00000000 [ 890.806011][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.806088][ T32] r9:83018205 r8:84968000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 890.806117][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.806217][ T32] r5:00001000 r4:eb2e9000 [ 890.806277][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.806324][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.806368][ T32] r5:8550078c r4:85500400 [ 890.806411][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.806489][ T32] r7:ddde2d80 r6:83018200 r5:8550078c r4:85382880 [ 890.806533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.806592][ T32] r10:61c88647 r9:84968000 r8:853828ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.806619][ T32] r4:85382880 [ 890.806641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.806690][ T32] r10:00000000 r9:85382880 r8:80287e08 r7:eb655e60 r6:8538d680 r5:84968000 [ 890.806823][ T32] r4:00000001 [ 890.806850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.806889][ T32] Exception stack(0xeb689fb0 to 0xeb689ff8) [ 890.806934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.806970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.807067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.807103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.807154][ T32] r4:85398440 [ 890.807305][ T32] INFO: task kworker/1:765:5079 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.807340][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.807425][ T32] Workqueue: events bpf_prog_free_deferred [ 890.807472][ T32] Call trace: [ 890.807503][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.807557][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.807581][ T32] r4:00000000 [ 890.807619][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.807692][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.807745][ T32] dd20: c5f3f000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.807834][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.807919][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.807951][ T32] r5:80050013 r4:80239bb0 [ 890.807974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.808018][ T32] r4:82ac21e4 [ 890.808066][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.808147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.808177][ T32] r4:dff9ddc0 [ 890.808231][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.808307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.808345][ T32] r4:00000000 [ 890.808399][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.832036][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.832132][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.832296][ T32] r5:00001000 r4:dfb17000 [ 890.832396][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.832455][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.832504][ T32] r5:84553b8c r4:84553800 [ 890.832526][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.832577][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.832642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.832742][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.832824][ T32] r4:8483ac80 [ 890.832937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.833038][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.833069][ T32] r4:00000001 [ 890.833092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.833160][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.833391][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.833430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.833748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.833788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.833813][ T32] r4:84839bc0 [ 890.833839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.833872][ T32] INFO: task kworker/1:766:5081 blocked for more than 467 seconds. [ 890.833934][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.834204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.834234][ T32] task:kworker/1:766 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.834305][ T32] Workqueue: events bpf_prog_free_deferred [ 890.834502][ T32] Call trace: [ 890.834574][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.834637][ T32] r10:8291a684 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:84969800 [ 890.834664][ T32] r4:84969800 [ 890.834714][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.834763][ T32] r5:84969800 r4:8291a680 [ 890.834786][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.834828][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.834872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 890.834897][ T32] r4:00000000 [ 890.834944][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.834988][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.835033][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.835243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853989c0 [ 890.835278][ T32] r4:00000000 [ 890.835343][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.835441][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 890.835470][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.835634][ T32] r5:00001000 r4:eb3f5000 [ 890.835660][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.835702][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.835747][ T32] r5:8550138c r4:85501000 [ 890.835769][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.835817][ T32] r7:ddde2d80 r6:83018200 r5:8550138c r4:85382900 [ 890.835839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.835889][ T32] r10:61c88647 r9:84969800 r8:8538292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.835913][ T32] r4:85382900 [ 890.835932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.835979][ T32] r10:00000000 r9:85382900 r8:80287e08 r7:eb689e60 r6:8538d700 r5:84969800 [ 890.836021][ T32] r4:00000001 [ 890.836135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.836206][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 890.836246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.836383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.836425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.836483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.836512][ T32] r4:85398580 [ 890.836819][ T32] INFO: task kworker/1:766:5081 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.836918][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.837086][ T32] Workqueue: events bpf_prog_free_deferred [ 890.837327][ T32] Call trace: [ 890.837397][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.837526][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.837709][ T32] r4:00000000 [ 890.837737][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.837781][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.837813][ T32] dd20: c6394000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.837888][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.838055][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.838106][ T32] r5:80050013 r4:80239bb0 [ 890.838159][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.838209][ T32] r4:82ac21e4 [ 890.838232][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.838299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.838337][ T32] r4:dff9ddc0 [ 890.838386][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.849693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.849812][ T32] r4:00000000 [ 890.849926][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.850001][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.850055][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.850113][ T32] r5:00001000 r4:dfb17000 [ 890.850183][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.850232][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.850284][ T32] r5:84553b8c r4:84553800 [ 890.850307][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.850359][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.850383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.850434][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.850516][ T32] r4:8483ac80 [ 890.850636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.850693][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.850719][ T32] r4:00000001 [ 890.850741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.850874][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.850911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.851094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.851130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.851162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.851315][ T32] r4:84839bc0 [ 890.851436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.851655][ T32] INFO: task kworker/1:767:5082 blocked for more than 467 seconds. [ 890.851877][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.851908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.851934][ T32] task:kworker/1:767 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.852081][ T32] Workqueue: events bpf_prog_free_deferred [ 890.852239][ T32] Call trace: [ 890.852305][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.852363][ T32] r10:8291a684 r9:eb695d84 r8:00000002 r7:60000113 r6:eb695d8c r5:8496a400 [ 890.852414][ T32] r4:8496a400 [ 890.852468][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.852521][ T32] r5:8496a400 r4:8291a680 [ 890.852545][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.852617][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.852684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 890.852710][ T32] r4:00000000 [ 890.852745][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.852815][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.852862][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.852908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398680 [ 890.852934][ T32] r4:00000000 [ 890.853014][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.853065][ T32] r9:83018205 r8:8496a400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 890.853090][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.853133][ T32] r5:00001000 r4:eb2fd000 [ 890.853154][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.853300][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.853353][ T32] r5:85500b8c r4:85500800 [ 890.853429][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.853483][ T32] r7:ddde2d80 r6:83018200 r5:85500b8c r4:85382a00 [ 890.853506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.853756][ T32] r10:61c88647 r9:8496a400 r8:85382a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.853805][ T32] r4:85382a00 [ 890.853882][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.853983][ T32] r10:00000000 r9:85382a00 r8:80287e08 r7:eb691e60 r6:8538d780 r5:8496a400 [ 890.854075][ T32] r4:00000001 [ 890.854160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.854286][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 890.854349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 890.854528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.854619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.854655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.854681][ T32] r4:85398800 [ 890.855008][ T32] INFO: task kworker/1:767:5082 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.855109][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.855253][ T32] Workqueue: events bpf_prog_free_deferred [ 890.855422][ T32] Call trace: [ 890.855461][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.855605][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.855637][ T32] r4:00000000 [ 890.855659][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.855702][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.855733][ T32] dd20: c6394000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.855792][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.855824][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.855877][ T32] r5:80050013 r4:80239bb0 [ 890.855904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.855952][ T32] r4:82ac21e4 [ 890.855975][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.856076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.856105][ T32] r4:dff9ddc0 [ 890.856126][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.856171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.856196][ T32] r4:00000000 [ 890.856278][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.856368][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.856396][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.856442][ T32] r5:00001000 r4:dfb17000 [ 890.856464][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.856518][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.856567][ T32] r5:84553b8c r4:84553800 [ 890.856589][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.856639][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.856721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.856775][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.856801][ T32] r4:8483ac80 [ 890.856821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.856873][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.856914][ T32] r4:00000001 [ 890.856938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.856976][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.857007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.857064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.857136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.857198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.857226][ T32] r4:84839bc0 [ 890.857247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.857283][ T32] INFO: task kworker/1:768:5084 blocked for more than 467 seconds. [ 890.857316][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.857341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.857363][ T32] task:kworker/1:768 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.857443][ T32] Workqueue: events bpf_prog_free_deferred [ 890.857525][ T32] Call trace: [ 890.857597][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.857694][ T32] r10:8291a684 r9:eb69dd84 r8:00000002 r7:60000113 r6:eb69dd8c r5:84968c00 [ 890.857741][ T32] r4:84968c00 [ 890.857768][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.857815][ T32] r5:84968c00 r4:8291a680 [ 890.857945][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.857992][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.858125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb69de08 [ 890.858232][ T32] r4:00000000 [ 890.858258][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.858309][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.899071][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.899244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853986c0 [ 890.899318][ T32] r4:00000000 [ 890.899349][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.899406][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 890.899452][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.899508][ T32] r5:00001000 r4:eb3eb000 [ 890.899589][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.899683][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.899735][ T32] r5:85500f8c r4:85500c00 [ 890.899760][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.899856][ T32] r7:ddde2d80 r6:83018200 r5:85500f8c r4:85382a80 [ 890.899886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.899941][ T32] r10:61c88647 r9:84968c00 r8:85382aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.899966][ T32] r4:85382a80 [ 890.899988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.900113][ T32] r10:00000000 r9:85382a80 r8:80287e08 r7:eb691e60 r6:8538d800 r5:84968c00 [ 890.900146][ T32] r4:00000001 [ 890.900197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.900296][ T32] Exception stack(0xeb69dfb0 to 0xeb69dff8) [ 890.900338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.900371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.900399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.900432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.900456][ T32] r4:85398940 [ 890.900821][ T32] INFO: task kworker/1:768:5084 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.900919][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.900999][ T32] Workqueue: events bpf_prog_free_deferred [ 890.901094][ T32] Call trace: [ 890.901194][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.901253][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.901284][ T32] r4:00000000 [ 890.901308][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.901350][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.901380][ T32] dd20: c6a7e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.901411][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.901442][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.901468][ T32] r5:80050013 r4:80239bb0 [ 890.901492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.901578][ T32] r4:82ac21e4 [ 890.901605][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.901651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.901675][ T32] r4:dff9ddc0 [ 890.901696][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.901890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.901922][ T32] r4:00000000 [ 890.901951][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.902002][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.902025][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.902069][ T32] r5:00001000 r4:dfb17000 [ 890.902226][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.902276][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.902324][ T32] r5:84553b8c r4:84553800 [ 890.902346][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.902424][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.902526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.902582][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.902608][ T32] r4:8483ac80 [ 890.902758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.902855][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.902943][ T32] r4:00000001 [ 890.903037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.903080][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.903108][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.903166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.903288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.903326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.903350][ T32] r4:84839bc0 [ 890.903374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.903419][ T32] INFO: task kworker/1:770:5088 blocked for more than 467 seconds. [ 890.903458][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.903531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.903559][ T32] task:kworker/1:770 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.903671][ T32] Workqueue: events bpf_prog_free_deferred [ 890.903817][ T32] Call trace: [ 890.903855][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.903929][ T32] r10:8291a684 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:8496d400 [ 890.903990][ T32] r4:8496d400 [ 890.904031][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.904090][ T32] r5:8496d400 r4:8291a680 [ 890.904117][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.904164][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.904337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 890.904370][ T32] r4:00000000 [ 890.904392][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.904432][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.904470][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.904513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398b40 [ 890.904537][ T32] r4:00000000 [ 890.904684][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.904739][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 890.904779][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.904885][ T32] r5:00001000 r4:eb43b000 [ 890.904912][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.905132][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.905184][ T32] r5:8550178c r4:85501400 [ 890.905206][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.905255][ T32] r7:ddde2d80 r6:83018200 r5:8550178c r4:85382b00 [ 890.905397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.905507][ T32] r10:61c88647 r9:8496d400 r8:85382b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.905606][ T32] r4:85382b00 [ 890.905656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.905875][ T32] r10:00000000 r9:85382b00 r8:80287e08 r7:eb6a5e60 r6:8538d900 r5:8496d400 [ 890.905904][ T32] r4:00000001 [ 890.905949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.905993][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 890.906073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.906151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.906184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.906224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.906259][ T32] r4:853988c0 [ 890.906407][ T32] INFO: task kworker/1:770:5088 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.906440][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.906499][ T32] Workqueue: events bpf_prog_free_deferred [ 890.906681][ T32] Call trace: [ 890.906719][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.906774][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.906853][ T32] r4:00000000 [ 890.906986][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.907033][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.907064][ T32] dd20: c6a7e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.907106][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.907159][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.907188][ T32] r5:80050013 r4:80239bb0 [ 890.907210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.907281][ T32] r4:82ac21e4 [ 890.907394][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.907468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.907497][ T32] r4:dff9ddc0 [ 890.907518][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.907584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.907612][ T32] r4:00000000 [ 890.907633][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.907723][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.907750][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.907797][ T32] r5:00001000 r4:dfb17000 [ 890.907839][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.907927][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.907976][ T32] r5:84553b8c r4:84553800 [ 890.908060][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.908137][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.908187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.908242][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.908297][ T32] r4:8483ac80 [ 890.908345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.919155][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.919200][ T32] r4:00000001 [ 890.919249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.919340][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.919378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.919474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.919511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.919543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.919566][ T32] r4:84839bc0 [ 890.919591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.919622][ T32] INFO: task kworker/1:771:5090 blocked for more than 467 seconds. [ 890.919699][ T32] Not tainted 6.15.0-rc6-syzkaller #0 [ 890.919730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 890.919754][ T32] task:kworker/1:771 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.919872][ T32] Workqueue: events bpf_prog_free_deferred [ 890.919942][ T32] Call trace: [ 890.920006][ T32] [<81a52c64>] (__schedule) from [<81a53be8>] (schedule+0x2c/0x130) [ 890.920068][ T32] r10:8291a684 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:8496ec00 [ 890.920095][ T32] r4:8496ec00 [ 890.920117][ T32] [<81a53bbc>] (schedule) from [<81a53fd0>] (schedule_preempt_disabled+0x18/0x24) [ 890.920181][ T32] r5:8496ec00 r4:8291a680 [ 890.920209][ T32] [<81a53fb8>] (schedule_preempt_disabled) from [<81a566b4>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 890.920252][ T32] [<81a563b4>] (__mutex_lock.constprop.0) from [<81a56b80>] (__mutex_lock_slowpath+0x14/0x18) [ 890.920379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 890.920419][ T32] r4:00000000 [ 890.920465][ T32] [<81a56b6c>] (__mutex_lock_slowpath) from [<81a56bc0>] (mutex_lock+0x3c/0x40) [ 890.920510][ T32] [<81a56b84>] (mutex_lock) from [<804e77f8>] (_vm_unmap_aliases+0x68/0x240) [ 890.920558][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.920602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85398c80 [ 890.920625][ T32] r4:00000000 [ 890.920649][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.920749][ T32] r9:83018205 r8:8496ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 890.920777][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.920824][ T32] r5:00001000 r4:eb445000 [ 890.920868][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.920939][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.920991][ T32] r5:85501b8c r4:85501800 [ 890.921013][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.921063][ T32] r7:ddde2d80 r6:83018200 r5:85501b8c r4:85382b80 [ 890.921086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.921135][ T32] r10:61c88647 r9:8496ec00 r8:85382bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.921160][ T32] r4:85382b80 [ 890.921248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.921372][ T32] r10:00000000 r9:85382b80 r8:80287e08 r7:eb6a5e60 r6:8538d980 r5:8496ec00 [ 890.921401][ T32] r4:00000001 [ 890.921427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.921466][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 890.921495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 890.921526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.921579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.921624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.921653][ T32] r4:85398bc0 [ 890.921945][ T32] INFO: task kworker/1:771:5090 is blocked on a mutex likely owned by task kworker/1:139:3474. [ 890.922001][ T32] task:kworker/1:139 state:R running task stack:0 pid:3474 tgid:3474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 890.922109][ T32] Workqueue: events bpf_prog_free_deferred [ 890.922163][ T32] Call trace: [ 890.922215][ T32] [<81a52c64>] (__schedule) from [<81a5401c>] (preempt_schedule_irq+0x40/0xa8) [ 890.922319][ T32] r10:82ac21c4 r9:848e3c00 r8:80200be4 r7:dff9dd5c r6:ffffffff r5:848e3c00 [ 890.922390][ T32] r4:00000000 [ 890.922416][ T32] [<81a53fdc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 890.922522][ T32] Exception stack(0xdff9dd28 to 0xdff9dd70) [ 890.922557][ T32] dd20: c6a7e000 dfafb000 00000001 80239b98 7f151000 00000001 [ 890.922630][ T32] dd40: 82ac15a0 7f151000 dfafb000 8280c928 82ac21c4 dff9dda4 dff9dda8 dff9dd78 [ 890.922715][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 890.922747][ T32] r5:80050013 r4:80239bb0 [ 890.922812][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75cc>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 890.922901][ T32] r4:82ac21e4 [ 890.922928][ T32] [<804e73bc>] (__purge_vmap_area_lazy) from [<804e7974>] (_vm_unmap_aliases+0x1e4/0x240) [ 890.922994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dff9ddc0 r5:dff9de08 [ 890.923044][ T32] r4:dff9ddc0 [ 890.923068][ T32] [<804e7790>] (_vm_unmap_aliases) from [<804eb6d8>] (vfree+0x168/0x204) [ 890.923114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84839a80 [ 890.923159][ T32] r4:00000000 [ 890.923194][ T32] [<804eb570>] (vfree) from [<8054b14c>] (execmem_free+0x30/0x50) [ 890.923243][ T32] r9:83018205 r8:848e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 890.923266][ T32] [<8054b11c>] (execmem_free) from [<803cc270>] (bpf_jit_free_exec+0x10/0x14) [ 890.923352][ T32] r5:00001000 r4:dfb17000 [ 890.923378][ T32] [<803cc260>] (bpf_jit_free_exec) from [<803cc650>] (bpf_jit_free+0x68/0xe4) [ 890.923420][ T32] [<803cc5e8>] (bpf_jit_free) from [<803cd7ac>] (bpf_prog_free_deferred+0x14c/0x164) [ 890.923485][ T32] r5:84553b8c r4:84553800 [ 890.923510][ T32] [<803cd660>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 890.923561][ T32] r7:ddde2d80 r6:83018200 r5:84553b8c r4:8483ac80 [ 890.923584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 890.923633][ T32] r10:61c88647 r9:848e3c00 r8:8483acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 890.923657][ T32] r4:8483ac80 [ 890.923719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.923771][ T32] r10:00000000 r9:8483ac80 r8:80287e08 r7:dff95e60 r6:84944a00 r5:848e3c00 [ 890.923795][ T32] r4:00000001 [ 890.923817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.923853][ T32] Exception stack(0xdff9dfb0 to 0xdff9dff8) [ 890.923924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 890.923982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.924014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.924045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.924090][ T32] r4:84839bc0 [ 890.924114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 890.925892][ T32] NMI backtrace for cpu 1 [ 890.926184][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 890.926299][ T32] Hardware name: ARM-Versatile Express [ 890.926345][ T32] Call trace: [ 890.926434][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 890.926477][ T32] r7:00000000 r6:00050113 r5:60050193 r4:82257d54 [ 890.926516][ T32] [<80201ac8>] (show_stack) from [<8022003c>] (dump_stack_lvl+0x70/0x7c) [ 890.926546][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 890.926614][ T32] r5:00000001 r4:00000001 [ 890.926625][ T32] [<80220048>] (dump_stack) from [<81a3cdcc>] (nmi_cpu_backtrace+0x160/0x17c) [ 890.926654][ T32] [<81a3cc6c>] (nmi_cpu_backtrace) from [<81a3cf18>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 890.926685][ T32] r7:00000001 r6:8280c610 r5:8281af00 r4:ffffffff [ 890.926706][ T32] [<81a3cde8>] (nmi_trigger_cpumask_backtrace) from [<802304dc>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 890.926745][ T32] r9:0000e6cb r8:82ab6564 r7:8280c788 r6:00007766 r5:8281b4c8 r4:85e1320c [ 890.926754][ T32] [<802304c4>] (arch_trigger_cpumask_backtrace) from [<80386da8>] (watchdog+0x4a8/0x69c) [ 890.926784][ T32] [<80386900>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.926828][ T32] r10:00000000 r9:00000000 r8:80386900 r7:8329e300 r6:8329e300 r5:832dc800 [ 890.926906][ T32] r4:00000001 [ 890.926979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.927048][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 890.927087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 890.927105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.927163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.927181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.927191][ T32] r4:8338a0c0 [ 890.927328][ T32] Sending NMI from CPU 1 to CPUs 0: [ 890.928236][ C0] NMI backtrace for cpu 0 [ 890.928375][ C0] CPU: 0 UID: 0 PID: 2819 Comm: pr/ttyAMA0 Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 890.928405][ C0] Hardware name: ARM-Versatile Express [ 890.928431][ C0] PC is at _raw_spin_unlock_irqrestore+0x28/0x54 [ 890.928471][ C0] LR is at pl011_console_device_unlock+0x20/0x24 [ 890.928506][ C0] pc : [<81a5bfec>] lr : [<80a629ec>] psr: 60050013 [ 890.928526][ C0] sp : ebe09eb0 ip : ebe09ec0 fp : ebe09ebc [ 890.928546][ C0] r10: 8295b3bc r9 : 00000000 r8 : 00000000 [ 890.928567][ C0] r7 : 00000117 r6 : 8295b320 r5 : 00000000 r4 : 00000001 [ 890.928590][ C0] r3 : 0000b35d r2 : 00000000 r1 : 60050013 r0 : 83327c40 [ 890.928660][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 890.928705][ C0] Control: 30c5387d Table: 847d9040 DAC: fffffffd [ 890.928741][ C0] Call trace: [ 890.928759][ C0] [<81a5bfc4>] (_raw_spin_unlock_irqrestore) from [<80a629ec>] (pl011_console_device_unlock+0x20/0x24) [ 890.928791][ C0] [<80a629cc>] (pl011_console_device_unlock) from [<802efd14>] (nbcon_emit_one+0x80/0xf8) [ 890.928827][ C0] [<802efc94>] (nbcon_emit_one) from [<802eff34>] (nbcon_kthread_func+0x1a8/0x2a4) [ 890.928866][ C0] r6:8280c610 r5:83c78000 r4:8295b320 [ 890.928875][ C0] [<802efd8c>] (nbcon_kthread_func) from [<8028f07c>] (kthread+0x12c/0x280) [ 890.928915][ C0] r10:00000000 r9:8295b320 r8:802efd8c r7:84252b00 r6:84252b00 r5:83c78000 [ 890.928925][ C0] r4:00000001 [ 890.928932][ C0] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 890.928956][ C0] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 890.928973][ C0] 9fa0: 00000000 00000000 00000000 00000000 [ 890.928989][ C0] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 890.929004][ C0] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 890.929021][ C0] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 890.929031][ C0] r4:842cbc80 [ 890.961659][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 891.649932][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted 6.15.0-rc6-syzkaller #0 PREEMPT [ 891.650193][ T32] Hardware name: ARM-Versatile Express [ 891.650359][ T32] Call trace: [ 891.650535][ T32] [<802019e4>] (dump_backtrace) from [<80201ae0>] (show_stack+0x18/0x1c) [ 891.650824][ T32] r7:00000000 r6:828227fc r5:00000000 r4:82257d54 [ 891.651018][ T32] [<80201ac8>] (show_stack) from [<80220020>] (dump_stack_lvl+0x54/0x7c) [ 891.651280][ T32] [<8021ffcc>] (dump_stack_lvl) from [<80220060>] (dump_stack+0x18/0x1c) [ 891.651543][ T32] r5:00000000 r4:82a70d4c [ 891.651686][ T32] [<80220048>] (dump_stack) from [<802025f8>] (panic+0x120/0x374) [ 891.651918][ T32] [<802024d8>] (panic) from [<80386c14>] (watchdog+0x314/0x69c) [ 891.652199][ T32] r3:00000001 r2:00000000 r1:00000000 r0:822588ec [ 891.652412][ T32] r7:8280c788 [ 891.652564][ T32] [<80386900>] (watchdog) from [<8028f07c>] (kthread+0x12c/0x280) [ 891.652800][ T32] r10:00000000 r9:00000000 r8:80386900 r7:8329e300 r6:8329e300 r5:832dc800 [ 891.653047][ T32] r4:00000001 [ 891.653164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 891.653423][ T32] Exception stack(0xdf8e1fb0 to 0xdf8e1ff8) [ 891.653604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 891.653835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 891.654104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 891.654322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 891.654577][ T32] r4:8338a0c0 [ 891.657064][ T32] Rebooting in 86400 seconds.. VM DIAGNOSIS: 22:34:49 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=00000000 R02=00000004 R03=00000000 R04=dddcf0c0 R05=dddcf0c0 R06=83c78000 R07=83c78000 R08=83c78780 R09=00000000 R10=8295b3bc R11=ebe09e44 R12=ebe09e48 R13=ebe09e38 R14=802d140c R15=803480a8 PSR=60050093 -ZC- A S svc32 s00=7efd6928 s01=76faa150 d00=76faa1507efd6928 s02=00000001 s03=76f9ea88 d01=76f9ea8800000001 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=ad3f2000 R01=dfae3000 R02=00000001 R03=80239b98 R04=7f14f000 R05=00000001 R06=82ac15a0 R07=7f14f000 R08=dfae3000 R09=8280c928 R10=82ac21c4 R11=dff71da4 R12=dff71da8 R13=dff71d78 R14=80230ad0 R15=80239bb0 PSR=80050013 N--- A S svc32 s00=7efd6928 s01=76faa150 d00=76faa1507efd6928 s02=00000001 s03=76f9ea88 d01=76f9ea8800000001 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